protected override void DoTest()
{
var document = new SrmDocument(SrmSettingsList.GetDefault());
var staticMods = document.Settings.PeptideSettings.Modifications.StaticModifications.ToList();
staticMods.Add(UniMod.GetModification("Phospho (ST)", true).ChangeVariable(true));
var heavyMods = new List <StaticMod> {
UniMod.GetModification("Label:13C(6)15N(4) (C-term R)", false)
};
document = document.ChangeSettings(document.Settings
.ChangePeptideModifications(mods => mods.ChangeStaticModifications(staticMods).ChangeHeavyModifications(heavyMods))
.ChangeTransitionFilter(filt => filt.ChangePrecursorCharges(new [] { 2, 3, 4, 5 })));
Assert.IsTrue(SkylineWindow.SetDocument(document, SkylineWindow.Document));
RunUI(() => SkylineWindow.Paste(TextUtil.LineSeparate(PEPTIDE_MODIFIED, PEPTIDE_UNMODIFIED)));
document = WaitForDocumentChangeLoaded(document);
RunUI(() => SkylineWindow.Paste(PEPTIDE_EXTRA));
var docPaste1 = WaitForDocumentChangeLoaded(document);
AssertEx.IsDocumentState(docPaste1, null, 2, 6, 44, 129);
TestErrorMessages();
TestUse();
}
private AAModMatch?GetModByName(AAModInfo info)
{
bool structural = false;
StaticMod modMatch = null;
// First, look in the document/global settings.
foreach (var mod in UserDefinedTypedMods.Keys)
{
bool matchStuctural = UserDefinedTypedMods[mod].IsLight;
if (Equals(info.Name, mod.Name) &&
(!info.UserIndicatedHeavy || !matchStuctural))
{
modMatch = mod;
structural = matchStuctural;
}
}
// If not found, then look in Unimod.
modMatch = modMatch ?? UniMod.GetModification(info.Name, out structural);
if (!info.IsModMatch(modMatch) || (info.UserIndicatedHeavy && structural))
{
return(null);
}
return(new AAModMatch
{
StructuralMod = structural ? modMatch : null,
HeavyMod = !structural ? modMatch : null
});
}
protected override void DoTest()
{
Settings.Default.MruList.Add(@"C:\test1");
Settings.Default.MruList.Add(@"C:\path\to\filename.txt");
Settings.Default.MruList.Add(@"D:\path\to\another\file.sky");
Assert.AreEqual(3, Settings.Default.MruList.Count);
Settings.Default.AnnotationColor = 5;
Settings.Default.StaticModList.Add(UniMod.GetModification("Oxidation (M)", true));
Assert.AreEqual(2, Settings.Default.StaticModList.Count);
Settings.Default.HeavyModList.Add(UniMod.GetModification("Label:13C(6) (C-term K)", false));
Assert.AreEqual(1, Settings.Default.HeavyModList.Count);
var toolsOptions = ShowDialog <ToolOptionsUI>(SkylineWindow.ShowToolOptionsUI);
RunUI(() => toolsOptions.SelectedTab = ToolOptionsUI.TABS.Miscellaneous);
RunDlg <MultiButtonMsgDlg>(toolsOptions.ResetAllSettings, messageDlg => messageDlg.BtnCancelClick());
Assert.AreEqual(5, Settings.Default.AnnotationColor);
Assert.AreEqual(3, Settings.Default.MruList.Count);
Assert.AreEqual(2, Settings.Default.StaticModList.Count);
Assert.AreEqual(1, Settings.Default.HeavyModList.Count);
RunDlg <MultiButtonMsgDlg>(toolsOptions.ResetAllSettings, messageDlg => messageDlg.Btn1Click());
Assert.AreEqual(0, Settings.Default.AnnotationColor);
Assert.AreEqual(0, Settings.Default.MruList.Count);
Assert.AreEqual(1, Settings.Default.StaticModList.Count);
Assert.AreEqual(0, Settings.Default.HeavyModList.Count);
OkDialog(toolsOptions, toolsOptions.OkDialog);
}
/// <summary>
/// Sequences are passed to Prosit as an array of indices mapping into an array
/// of amino acids (with modifications). Actually throwing exceptions in this method
/// slows down constructing inputs (for larger data sets with unknown mods (and aa's)significantly,
/// which is why PrositExceptions (only) are set as an output parameter and null is returned.
/// </summary>
public static int[] EncodeSequence(SrmSettings settings, ISequenceContainer peptide, IsotopeLabelType label, out PrositException exception)
{
if (!peptide.Target.IsProteomic)
{
throw new PrositSmallMoleculeException(peptide.ModifiedTarget);
}
var sequence = peptide.Target.Sequence;
if (sequence.Length > PrositConstants.PEPTIDE_SEQ_LEN)
{
exception = new PrositPeptideTooLongException(peptide.ModifiedTarget);
return(null);
}
var modifiedSequence = ModifiedSequence.GetModifiedSequence(settings, peptide, label);
var result = new int[PrositConstants.PEPTIDE_SEQ_LEN];
for (var i = 0; i < sequence.Length; ++i)
{
if (!PrositConstants.AMINO_ACIDS.TryGetValue(sequence[i], out var prositAA))
{
exception = new PrositUnsupportedAminoAcidException(peptide.ModifiedTarget, i);
return(null);
}
var mods = modifiedSequence.ExplicitMods.Where(m => m.IndexAA == i).ToArray();
foreach (var mod in mods)
{
if (mod.MonoisotopicMass == 0.0)
{
continue;
}
var staticMod = UniMod.FindMatchingStaticMod(mod.StaticMod, true) ?? mod.StaticMod;
if (!PrositConstants.MODIFICATIONS.TryGetValue(staticMod.Name, out var prositAAMod))
{
exception = new PrositUnsupportedModificationException(peptide.ModifiedTarget,
mod.StaticMod,
mod.IndexAA);
return(null);
}
result[i] = prositAAMod.PrositIndex;
break;
}
if (result[i] == 0)
{
// Not modified
result[i] = prositAA.PrositIndex;
}
}
exception = null;
return(result);
}
private SrmDocument AddOxidationM(SrmDocument doc)
{
return(doc.ChangeSettings(
doc.Settings.ChangePeptideModifications(mod =>
{
var staticMods = mod.StaticModifications.ToList();
staticMods.Add(UniMod.GetModification("Oxidation (M)", true).ChangeVariable(false));
return mod.ChangeStaticModifications(staticMods);
})));
}
protected override void DoTest()
{
RunDlg <TransitionSettingsUI>(SkylineWindow.ShowTransitionSettingsUI, transitionSettingsUi =>
{
transitionSettingsUi.SelectedTab = TransitionSettingsUI.TABS.Filter;
transitionSettingsUi.FragmentTypes = @"p";
transitionSettingsUi.SelectedTab = TransitionSettingsUI.TABS.FullScan;
transitionSettingsUi.PrecursorIsotopesCurrent = FullScanPrecursorIsotopes.Count;
transitionSettingsUi.PrecursorMassAnalyzer = FullScanMassAnalyzerType.qit;
transitionSettingsUi.Peaks = 1;
transitionSettingsUi.PrecursorRes = 0.7;
transitionSettingsUi.OkDialog();
});
var peptideSettingsUi = ShowDialog <PeptideSettingsUI>(SkylineWindow.ShowPeptideSettingsUI);
RunUI(() =>
{
peptideSettingsUi.SelectedTab = PeptideSettingsUI.TABS.Modifications;
});
var editModListDlg = ShowEditStaticModsDlg(peptideSettingsUi);
// Define a crosslinker which is a water loss. In this way, two peptides can be joined end to end
// and will have the same chemical formula as a single concatenated peptide
RunDlg <EditStaticModDlg>(editModListDlg.AddItem, editStaticModDlg => {
{
editStaticModDlg.Modification = new StaticMod(crosslinkerName, null, null, "-H2O");
editStaticModDlg.IsCrosslinker = true;
editStaticModDlg.OkDialog();
}
});
RunDlg <EditStaticModDlg>(editModListDlg.AddItem, editStaticModDlg =>
{
editStaticModDlg.Modification = UniMod.GetModification("Oxidation (M)", true);
editStaticModDlg.OkDialog();
});
OkDialog(editModListDlg, editModListDlg.OkDialog);
OkDialog(peptideSettingsUi, peptideSettingsUi.OkDialog);
var peptidesToPaste = TextUtil.LineSeparate(PEPTIDE_SEQUENCES.Select(MakeCrosslinkedSequence));
RunDlg <PasteDlg>(SkylineWindow.ShowPastePeptidesDlg, pasteDlg =>
{
SetClipboardText(peptidesToPaste);
pasteDlg.PastePeptides();
pasteDlg.OkDialog();
});
RunUI(() => SkylineWindow.SaveDocument(TestFilesDir.GetTestPath("CrosslinkChromatogramTest.sky")));
ImportResultsFile(TestFilesDir.GetTestPath("CAexample.mzXML"));
RunUI(() => SkylineWindow.ShowRTRegressionGraphScoreToRun());
RunUI(() => SkylineWindow.SaveDocument());
}
public void SetModification(string modName, bool isVariable)
{
var modification = UniMod.GetModification(modName, IsStructural);
// Avoid setting loss-only modifications to variable, since losses themselves act as variable
if (modification.HasLoss && !modification.HasMod)
{
isVariable = false;
}
if (IsStructural && isVariable)
{
modification = modification.ChangeVariable(true);
}
Modification = modification;
}
private static Exception ThrowUnimodException(string seq, int uniModId, int indexAA, int indexBracket, int indexClose)
{
int indexFirst = Math.Max(0, indexBracket - 1);
int indexLast = Math.Min(seq.Length, indexClose + 1);
string unrecognizedAaMod = seq.Substring(indexFirst, indexLast - indexFirst);
if (UniMod.IsValidUnimodId(uniModId))
{
throw new FormatException(
string.Format(Resources.ModificationMatcher_ThrowUnimodException_Unrecognized_modification_placement_for_Unimod_id__0__in_modified_peptide_sequence__1___amino_acid__2____3___,
uniModId, seq, indexAA + 1, unrecognizedAaMod));
}
throw new FormatException(
string.Format(Resources.ModificationMatcher_ThrowUnimodException_Unrecognized_Unimod_id__0__in_modified_peptide_sequence__1___amino_acid__2____3___,
uniModId, seq, indexAA + 1, unrecognizedAaMod));
}
public void SetModification(string modName, bool isVariable)
{
var modification = UniMod.GetModification(modName, IsStructural);
if (modification == null)
{
throw new ArgumentException(string.Format(Resources.EditStaticModDlg_SetModification___0___is_not_a_recognized_Unimod_name_, modName));
}
// Avoid setting loss-only modifications to variable, since losses themselves act as variable
if (modification.HasLoss && !modification.HasMod)
{
isVariable = false;
}
if (IsStructural && isVariable)
{
modification = modification.ChangeVariable(true);
}
Modification = modification;
}
private IEnumerable <AAModInfo> EnumerateSequenceInfos(string seq, bool includeUnmod)
{
string aas = FastaSequence.StripModifications(seq);
bool isSpecificHeavy = FastaSequence.OPEN_MOD.All(paren => aas.Length > seq.Count(c => c == paren));
int indexAA = 0;
int indexAAInSeq = 0;
int i = 0;
while (i < seq.Length)
{
var aa = aas[indexAA];
int indexBracket = i + 1;
if (indexBracket < seq.Length && (FastaSequence.OPEN_MOD.Contains(seq[indexBracket])))
{
char openBracket = seq[indexBracket];
bool isHeavy = openBracket == '{';
char closeBracket = FastaSequence.CLOSE_MOD[FastaSequence.OPEN_MOD.IndexOf(c => c == openBracket)];
int indexStart = indexBracket + 1;
int indexClose = seq.IndexOf(closeBracket, indexBracket);
string mod = seq.Substring(indexStart, indexClose - indexStart);
i = indexClose;
ModTerminus?modTerminus = null;
if (indexAA == 0)
{
modTerminus = ModTerminus.N;
}
if (indexAA == aas.Length - 1)
{
modTerminus = ModTerminus.C;
}
string name = null;
double?mass = null;
int roundedTo = 0;
// If passed in modification in UniMod notation, look up the id and find the name and mass
int uniModId;
if (TryGetIdFromUnimod(mod, out uniModId))
{
var staticMod = GetStaticMod(uniModId, aa, modTerminus);
if (staticMod == null)
{
throw ThrowUnimodException(seq, uniModId, indexAA, indexBracket, indexClose);
}
name = staticMod.Name;
isHeavy = !UniMod.IsStructuralModification(name);
// CONSIDER: Mass depends on TransitionPrediction settings for precursors
mass = staticMod.MonoisotopicMass;
roundedTo = DEFAULT_ROUNDING_DIGITS;
}
else
{
MassModification massModification = MassModification.Parse(mod);
if (massModification != null)
{
mass = massModification.Mass;
roundedTo = Math.Min(massModification.Precision, DEFAULT_ROUNDING_DIGITS);
}
else
{
name = mod;
}
}
if (mass.HasValue)
{
mass = Math.Round(mass.Value, roundedTo);
}
var key = new AAModKey
{
Name = name,
Mass = mass,
AA = aa,
Terminus = modTerminus,
UserIndicatedHeavy = isHeavy,
RoundedTo = roundedTo,
AppearsToBeSpecificMod = isSpecificHeavy
};
yield return(new AAModInfo
{
ModKey = key,
IndexAA = indexAA,
IndexAAInSeq = indexAAInSeq,
});
}
else if (includeUnmod)
{
// If need unmodified amino acids (as when
// checking for equality), yield SequenceKeys for these AA's.
var key = new AAModKey
{
AA = aa,
Mass = 0
};
yield return(new AAModInfo
{
ModKey = key,
IndexAA = indexAA,
});
}
// If the next character is a bracket, continue using the same amino
// acid and leave i where it is.
int iNext = i + 1;
if (iNext >= seq.Length || !FastaSequence.OPEN_MOD.Contains(seq[iNext]))
{
i = indexAAInSeq = iNext;
indexAA++;
}
}
}
public void OkDialog()
{
var helper = new MessageBoxHelper(this);
string name;
if (!helper.ValidateNameTextBox(_editing ? (Control)textName : comboMod, out name))
{
return;
}
// Allow updating the original modification
if (!_editing || !Equals(name, Modification.Name))
{
if (!ModNameAvailable(name))
{
helper.ShowTextBoxError(_editing ? (Control)textName : comboMod,
Resources.EditStaticModDlg_OkDialog_The_modification__0__already_exists, name);
return;
}
}
string aas = comboAA.Text;
if (string.IsNullOrEmpty(aas))
{
aas = null;
}
else
{
// Use the cleanest possible format.
var sb = new StringBuilder();
foreach (string aaPart in aas.Split(SEPARATOR_AA))
{
string aa = aaPart.Trim();
if (aa.Length == 0)
{
continue;
}
if (sb.Length > 0)
{
sb.Append(", "); // Not L10N
}
sb.Append(aa);
}
}
string termString = comboTerm.SelectedItem.ToString();
ModTerminus?term = null;
if (!string.IsNullOrEmpty(termString))
{
term = (ModTerminus)Enum.Parse(typeof(ModTerminus), termString);
}
if (cbVariableMod.Checked && aas == null && term == null)
{
MessageDlg.Show(this, Resources.EditStaticModDlg_OkDialog_Variable_modifications_must_specify_amino_acid_or_terminus);
comboAA.Focus();
return;
}
string formula = null;
double? monoMass = null;
double? avgMass = null;
LabelAtoms labelAtoms = LabelAtoms.None;
if (cbChemicalFormula.Checked)
{
formula = Formula;
}
else
{
labelAtoms = LabelAtoms;
}
// Get the losses to know whether any exist below
IList <FragmentLoss> losses = null;
if (listNeutralLosses.Items.Count > 0)
{
losses = Losses.ToArray();
}
if (!string.IsNullOrEmpty(formula))
{
try
{
SequenceMassCalc.FormulaMass(BioMassCalc.MONOISOTOPIC, formula, SequenceMassCalc.MassPrecision);
}
catch (ArgumentException x)
{
_formulaBox.ShowTextBoxErrorFormula(helper, x.Message);
return;
}
}
else if (labelAtoms == LabelAtoms.None)
{
formula = null;
// Allow formula and both masses to be empty, if losses are present
if (NotZero(_formulaBox.MonoMass) || NotZero(_formulaBox.AverageMass) || losses == null)
{
// TODO: Maximum and minimum masses should be formalized and applied everywhere
double mass;
if (!_formulaBox.ValidateMonoText(helper, -1500, 5000, out mass))
{
return;
}
monoMass = mass;
if (!_formulaBox.ValidateAverageText(helper, -1500, 5000, out mass))
{
return;
}
avgMass = mass;
}
// Loss-only modifications may not be variable
else if (cbVariableMod.Checked)
{
MessageDlg.Show(this, Resources.EditStaticModDlg_OkDialog_The_variable_checkbox_only_applies_to_precursor_modification_Product_ion_losses_are_inherently_variable);
cbVariableMod.Focus();
return;
}
}
else if (aas == null && term.HasValue)
{
MessageDlg.Show(this, Resources.EditStaticModDlg_OkDialog_Labeled_atoms_on_terminal_modification_are_not_valid);
return;
}
RelativeRT relativeRT = RelativeRT.Matching;
if (comboRelativeRT.Visible && comboRelativeRT.SelectedItem != null)
{
relativeRT = RelativeRTExtension.GetEnum(comboRelativeRT.SelectedItem.ToString());
}
// Store state of the chemical formula checkbox for next use.
if (cbChemicalFormula.Visible)
{
Settings.Default.ShowHeavyFormula = _formulaBox.FormulaVisible;
}
var newMod = new StaticMod(name,
aas,
term,
cbVariableMod.Checked,
formula,
labelAtoms,
relativeRT,
monoMass,
avgMass,
losses);
foreach (StaticMod mod in _existing)
{
if (newMod.Equivalent(mod) && !(_editing && mod.Equals(_originalModification)))
{
if (DialogResult.OK == MultiButtonMsgDlg.Show(
this,
TextUtil.LineSeparate(Resources.EditStaticModDlg_OkDialog_There_is_an_existing_modification_with_the_same_settings,
string.Format("'{0}'.", mod.Name), // Not L10N
string.Empty,
Resources.EditStaticModDlg_OkDialog_Continue),
MultiButtonMsgDlg.BUTTON_OK))
{
Modification = newMod;
DialogResult = DialogResult.OK;
}
return;
}
}
var uniMod = UniMod.GetModification(name, IsStructural);
// If the modification name is not found in Unimod, check if there exists a modification in Unimod that matches
// the dialog modification, and prompt the user to to use the Unimod modification instead.
if (uniMod == null)
{
var matchingMod = UniMod.FindMatchingStaticMod(newMod, IsStructural);
if (matchingMod != null &&
(ModNameAvailable(matchingMod.Name) ||
(_editing && Equals(matchingMod.Name, Modification.Name))))
{
var result = MultiButtonMsgDlg.Show(
this,
TextUtil.LineSeparate(Resources.EditStaticModDlg_OkDialog_There_is_a_Unimod_modification_with_the_same_settings,
string.Empty,
string.Format(Resources.EditStaticModDlg_OkDialog_Click__Unimod__to_use_the_name___0___, matchingMod.Name),
string.Format(Resources.EditStaticModDlg_OkDialog_Click__Custom__to_use_the_name___0___, name)),
Resources.EditStaticModDlg_OkDialog_Unimod,
Resources.EditStaticModDlg_OkDialog_Custom,
true);
if (result == DialogResult.Yes)
{
newMod = matchingMod.MatchVariableAndLossInclusion(newMod); // Unimod
}
if (result == DialogResult.Cancel)
{
return;
}
}
}
else
{
// If the dialog modification matches the modification of the same name in Unimod,
// use the UnimodId.
if (newMod.Equivalent(uniMod))
{
newMod = uniMod.MatchVariableAndLossInclusion(newMod);
}
else
{
// Finally, if the modification name is found in Unimod, but the modification in Unimod does not
// match the dialog modification, prompt the user to use the Unimod modification definition instead.
if (DialogResult.OK != MultiButtonMsgDlg.Show(
this,
TextUtil.LineSeparate(string.Format(Resources.EditStaticModDlg_OkDialog_This_modification_does_not_match_the_Unimod_specifications_for___0___, name),
string.Empty,
Resources.EditStaticModDlg_OkDialog_Use_non_standard_settings_for_this_name),
MultiButtonMsgDlg.BUTTON_OK))
{
return;
}
}
}
_modification = newMod;
DialogResult = DialogResult.OK;
}
protected override void DoTest()
{
// Exploring a Library, p. 1
PeptideSettingsUI peptideSettingsUI = ShowDialog <PeptideSettingsUI>(SkylineWindow.ShowPeptideSettingsUI);
var editListUI =
ShowDialog <EditListDlg <SettingsListBase <LibrarySpec>, LibrarySpec> >(peptideSettingsUI.EditLibraryList);
RunDlg <EditLibraryDlg>(editListUI.AddItem, editLibraryDlg =>
{
editLibraryDlg.LibrarySpec =
new BiblioSpecLibSpec("Experiment 15N", GetTestPath(@"labeled_15N.blib"));
editLibraryDlg.OkDialog();
});
OkDialog(editListUI, editListUI.OkDialog);
RunUI(() =>
{
peptideSettingsUI.SelectedTab = PeptideSettingsUI.TABS.Library;
peptideSettingsUI.PickedLibraries = new[] { "Experiment 15N" };
});
PauseForScreenShot <PeptideSettingsUI.LibraryTab>("Peptide Settings - Library tab", 3);
// Modifications Tab in peptideSttingsUI to check "Carbamidomethyl Cysteine"
const string carbamidoName = StaticModList.DEFAULT_NAME;
RunUI(() =>
{
peptideSettingsUI.SelectedTab = PeptideSettingsUI.TABS.Modifications;
peptideSettingsUI.PickedStaticMods = new[] { carbamidoName };
});
PauseForScreenShot <PeptideSettingsUI.ModificationsTab>("Peptide Settings - Modifications tab", 4);
OkDialog(peptideSettingsUI, peptideSettingsUI.OkDialog);
Assert.IsTrue(WaitForCondition(() =>
SkylineWindow.Document.Settings.PeptideSettings.Libraries.IsLoaded &&
SkylineWindow.Document.Settings.PeptideSettings.Libraries.Libraries.Count > 0));
// Go to view menu and click Spectral Libraries
ViewLibraryDlg viewLibraryDlg = ShowDialog <ViewLibraryDlg>(SkylineWindow.ViewSpectralLibraries);
var matchedPepsDlg = WaitForOpenForm <AddModificationsDlg>();
RunUI(matchedPepsDlg.CancelDialog);
PauseForScreenShot <ViewLibraryDlg>("Library Explorer", 5);
// Types text in Peptide textbox in the Spectral Library Explorer Window
RunUI(() =>
{
viewLibraryDlg.FilterString = "Q"; // Not L10N
Assert.AreEqual(7, viewLibraryDlg.PeptideDisplayCount);
});
PauseForScreenShot("Library Explorere filtered for peptides beginning with Q", 6);
RunUI(() =>
{
viewLibraryDlg.FilterString = "I"; // Not L10N
viewLibraryDlg.SetObservedMzValues(true);
Assert.AreEqual(1, viewLibraryDlg.PeptideDisplayCount);
});
// Click B and 2 buttons on the right side of Spectral Library Explorer Window to show b-ions
RunUI(() =>
{
Assert.AreEqual(11, viewLibraryDlg.GraphItem.IonLabels.Count());
viewLibraryDlg.GraphSettings.ShowBIons = true;
viewLibraryDlg.GraphSettings.ShowCharge2 = true;
Assert.AreEqual(35, viewLibraryDlg.GraphItem.IonLabels.Count());
});
PauseForScreenShot <ViewLibraryDlg>("Library Explorer showing ISERT peptide with b and charge 2 ions", 7);
// Right click on spectrum chart and select Observed m/z Values
RunUI(() =>
{
if (!Settings.Default.ShowObservedMz)
{
if (!Settings.Default.ShowIonMz)
{
var labelsBefore = viewLibraryDlg.GraphItem.IonLabels.ToArray();
Assert.IsFalse(labelsBefore.Contains(label => label.Contains("\n"))); // Not L10N
}
viewLibraryDlg.SetObservedMzValues(true);
}
var labelsAfter = viewLibraryDlg.GraphItem.IonLabels;
Assert.IsTrue(labelsAfter.Contains(label => label.Contains("\n"))); // Not L10N
});
// Clearing Peptide Textbox...
RunUI(() =>
{
viewLibraryDlg.FilterString = string.Empty;
Assert.AreEqual(43, viewLibraryDlg.PeptideDisplayCount);
});
// Matching Modifications p. 7
// Settings > Peptides Settings
var peptideSettingsUI1 = ShowDialog <PeptideSettingsUI>(SkylineWindow.ShowPeptideSettingsUI);
const string glnPyroGluName = "Gln->pyro-Glu (N-term Q)"; // Not L10N
var glnPyroGlu = UniMod.GetModification(glnPyroGluName, out _);
glnPyroGlu = glnPyroGlu.ChangeVariable(true);
AddStaticMod(glnPyroGlu, peptideSettingsUI1, "Edit Structural Modification form", 8);
RunUI(() => peptideSettingsUI1.PickedStaticMods = new[] { carbamidoName, glnPyroGluName });
const string label15NName = "Label:15N"; // Not L10N
var mod15N = UniMod.GetModification(label15NName, out _);
AddHeavyMod(mod15N, peptideSettingsUI1, "Edit Structural Modification form", 9);
RunUI(() => peptideSettingsUI1.PickedHeavyMods = new[] { label15NName });
PauseForScreenShot <PeptideSettingsUI.ModificationsTab>("Peptide Settings - Modificatoins tab", 10);
OkDialog(peptideSettingsUI1, peptideSettingsUI1.OkDialog);
Assert.IsTrue(WaitForCondition(() =>
SkylineWindow.Document.Settings.PeptideSettings.Modifications.StaticModifications.Count > 0 &&
SkylineWindow.Document.Settings.PeptideSettings.Modifications.AllHeavyModifications.Any()));
PauseForScreenShot("Peptide list clipped from Library Explorer", 11);
if (IsCoverShotMode)
{
RestoreCoverViewOnScreen(false);
RunUI(() =>
{
viewLibraryDlg.SetBounds(SkylineWindow.Left, SkylineWindow.Top, SkylineWindow.Width, SkylineWindow.Height);
});
TakeCoverShot();
OkDialog(viewLibraryDlg, viewLibraryDlg.CancelDialog);
return;
}
// Adding Library Peptides to the Document p. 11
// Adding AEVNGLAAQGKYEGSGEDGGAAAQSLYIANHAY
var docInitial = WaitForProteinMetadataBackgroundLoaderCompletedUI();
const string peptideSequence1 = "AEVNGLAAQGKYEGSGEDGGAAAQSLYIANHAY"; // Not L10N
RunUI(() =>
{
viewLibraryDlg.FilterString = peptideSequence1;
Assert.AreEqual(1, viewLibraryDlg.PeptideDisplayCount);
});
{
var msgDlg = ShowDialog <FilterMatchedPeptidesDlg>(viewLibraryDlg.AddPeptide);
PauseForScreenShot <FilterMatchedPeptidesDlg>("Filter peptides form", 11);
OkDialog(msgDlg, msgDlg.OkDialog);
}
var docAdd1 = WaitForDocumentChange(docInitial);
Assert.AreEqual(1, docAdd1.PeptideCount);
Assert.AreEqual(peptideSequence1, docAdd1.Peptides.ToArray()[0].Peptide.Sequence);
// Adding DNAGAATEEFIK++ (no ok dialog)
const string peptideSequence2 = "DNAGAATEEFIK"; // Not L10N
RunUI(() =>
{
viewLibraryDlg.FilterString = peptideSequence2 + "++"; // Not L10N
Assert.AreEqual(2, viewLibraryDlg.PeptideDisplayCount);
});
RunUI(viewLibraryDlg.AddPeptide);
var docAdd2 = WaitForDocumentChange(docAdd1);
Assert.AreEqual(2, docAdd2.PeptideCount);
Assert.AreEqual(peptideSequence2, docAdd2.Peptides.ToArray()[1].Peptide.Sequence);
// Edit > ExpandAll > Peptides
RunUI(() =>
{
SkylineWindow.ExpandPeptides();
SkylineWindow.Size = new Size(918, 553);
});
RestoreViewOnScreen(12);
PauseForScreenShot("Main window", 12);
// Adding DNAGAATEEFIKR++ (has ok)
const string peptideSequence3 = "DNAGAATEEFIKR"; // Not L10N
RunUI(() =>
{
viewLibraryDlg.FilterString = peptideSequence3 + "++"; // Not L10N
Assert.AreEqual(2, viewLibraryDlg.PeptideDisplayCount);
});
RunDlg <FilterMatchedPeptidesDlg>(viewLibraryDlg.AddPeptide, msgDlg => msgDlg.OkDialog());
var docAdd3 = WaitForDocumentChange(docAdd2);
Assert.AreEqual(3, docAdd3.PeptideCount);
Assert.AreEqual(2, docAdd3.Peptides.ToArray()[2].Children.Count);
Assert.AreEqual(peptideSequence3, docAdd3.Peptides.ToArray()[2].Peptide.Sequence);
// Adding DNAGAATEEFIKR+++ (has ok)
RunUI(() =>
{
viewLibraryDlg.FilterString = peptideSequence3 + "+++"; // Not L10N
Assert.AreEqual(1, viewLibraryDlg.PeptideDisplayCount);
});
WaitForGraphs();
RunDlg <FilterMatchedPeptidesDlg>(viewLibraryDlg.AddPeptide, msgDlg => msgDlg.OkDialog());
var docAdd4 = WaitForDocumentChange(docAdd3);
// peptideSequence4 is considered a sub of peptideSequence3
Assert.AreEqual(3, docAdd4.PeptideCount);
Assert.AreEqual(4, docAdd4.Peptides.ToArray()[2].Children.Count);
// Close the Library Explorer dialog
OkDialog(viewLibraryDlg, viewLibraryDlg.CancelDialog);
// Save current document as 15N_library_peptides.sky
RunUI(() => SkylineWindow.SaveDocument(GetTestPath(@"15N_library_peptides.sky")));
RunUI(() => SkylineWindow.NewDocument());
// Neutral Losses p. 13
PeptideSettingsUI settingsUI = ShowDialog <PeptideSettingsUI>(SkylineWindow.ShowPeptideSettingsUI);
RunUI(() =>
{
settingsUI.SelectedTab = PeptideSettingsUI.TABS.Modifications;
settingsUI.PickedStaticMods = new[] { carbamidoName }; // Not L10N
settingsUI.PickedHeavyMods = new string[0];
settingsUI.PickedLibraries = new string[0];
});
PauseForScreenShot <PeptideSettingsUI.ModificationsTab>("Peptide Settings - Modifications tab", 14);
var editListUI1 =
ShowDialog <EditListDlg <SettingsListBase <LibrarySpec>, LibrarySpec> >(settingsUI.EditLibraryList);
const string humanPhosphoLibName = "Human Phospho"; // Not L10N
RunDlg <EditLibraryDlg>(editListUI1.AddItem, editLibraryDlg =>
{
editLibraryDlg.LibrarySpec =
new BiblioSpecLibSpec(humanPhosphoLibName, GetTestPath(@"phospho.blib"));
editLibraryDlg.OkDialog();
});
OkDialog(editListUI1, editListUI1.OkDialog);
RunUI(() =>
{
settingsUI.SelectedTab = PeptideSettingsUI.TABS.Library;
settingsUI.PickedLibraries = new[] { humanPhosphoLibName };
});
PauseForScreenShot <PeptideSettingsUI.LibraryTab>("Peptide Settings - Library tab", 15);
{
var msgDlg = ShowDialog <MultiButtonMsgDlg>(() => settingsUI.ShowViewLibraryDlg());
PauseForScreenShot <MultiButtonMsgDlg>("Save changes", 15);
OkDialog(msgDlg, msgDlg.Btn0Click);
}
Assert.IsTrue(WaitForCondition(() =>
SkylineWindow.Document.Settings.PeptideSettings.Modifications.StaticModifications.Count == 1 &&
!SkylineWindow.Document.Settings.PeptideSettings.Modifications.AllHeavyModifications.Any() &&
SkylineWindow.Document.Settings.PeptideSettings.Libraries.IsLoaded &&
SkylineWindow.Document.Settings.PeptideSettings.Libraries.Libraries.Count > 0));
// Ignore modification matching form
var matchedPepModsDlg = WaitForOpenForm <AddModificationsDlg>();
RunUI(matchedPepModsDlg.CancelDialog);
var viewLibraryDlg1 = WaitForOpenForm <ViewLibraryDlg>();
const int countLabels1 = 15;
const int countLabels2 = 18;
RunUI(() =>
{
viewLibraryDlg1.FilterString = "AISS"; // Not L10N
Assert.AreEqual(2, viewLibraryDlg1.PeptideDisplayCount);
Assert.AreEqual(countLabels1, viewLibraryDlg1.GraphItem.IonLabels.Count());
});
PauseForScreenShot <GraphSpectrum>("Spectrum graph metafile", 16); // p. 16, figure 1a
RunUI(() =>
{
viewLibraryDlg1.SelectedIndex = 1;
Assert.AreEqual(countLabels2, viewLibraryDlg1.GraphItem.IonLabels.Count());
});
PauseForScreenShot <GraphSpectrum>("Spectrum graph metafile", 16); // p. 16, figure 1b
docInitial = SkylineWindow.Document;
var peptideSettingsUI2 = ShowDialog <PeptideSettingsUI>(SkylineWindow.ShowPeptideSettingsUI);
const string phosphoModName = "Phospho (ST)"; // Not L10N
var phosphoSt = new StaticMod(phosphoModName, "S, T", null, true, "HPO3", LabelAtoms.None, // Not L10N
RelativeRT.Unknown, null, null, new[] { new FragmentLoss("H3PO4"), }); // Not L10N
AddStaticMod(phosphoSt, peptideSettingsUI2, "Edit Structural Modifcation form", 17);
// Check Phospho (ST) and Carbamidomethyl Cysteine
RunUI(() => peptideSettingsUI2.PickedStaticMods = new[] { phosphoModName, carbamidoName }); // Not L10N
OkDialog(peptideSettingsUI2, peptideSettingsUI2.OkDialog);
var docPhospho = WaitForDocumentChange(docInitial);
Assert.IsTrue(docPhospho.Settings.PeptideSettings.Modifications.StaticModifications.Count == 2);
string lossText = Math.Round(-phosphoSt.Losses[0].MonoisotopicMass, 1).ToString(LocalizationHelper.CurrentCulture);
const int countLossLabels1 = 12;
const int countLossLabels2 = 15;
const int countPrecursors1 = 1;
const int countPrecursors2 = 2;
RunUI(() =>
{
// New ions should be labeled, because of the added modification with loss
viewLibraryDlg1.SelectedIndex = 0;
Assert.AreEqual(countLabels1 + countLossLabels1, viewLibraryDlg1.GraphItem.IonLabels.Count());
viewLibraryDlg1.GraphSettings.ShowPrecursorIon = true;
// Make sure the precursor -98 ion was added
var labelsPhospho = viewLibraryDlg1.GraphItem.IonLabels.ToList();
Assert.AreEqual(countLossLabels1 + 1, labelsPhospho.Count(label => label.Contains(lossText)));
Assert.IsTrue(labelsPhospho.Contains(label => label.Contains(string.Format("{0} {1}", IonType.precursor.GetLocalizedString(), lossText))));
Assert.AreEqual(countLabels1 + countLossLabels1 + countPrecursors1, labelsPhospho.Count);
});
PauseForScreenShot <GraphSpectrum>("Spectrum graph metafile", 18); // p. 18, figure 1a.
RunUI(() =>
{
viewLibraryDlg1.SelectedIndex = 1;
var labelsPhospho = viewLibraryDlg1.GraphItem.IonLabels.ToList();
Assert.AreEqual(countLossLabels2 + 1, labelsPhospho.Count(label => label.Contains(lossText)));
Assert.IsTrue(labelsPhospho.Contains(label => label.Contains(string.Format("{0} {1}", IonType.precursor.GetLocalizedString(), lossText))));
Assert.AreEqual(countLabels2 + countLossLabels2 + countPrecursors2, labelsPhospho.Count);
});
PauseForScreenShot <GraphSpectrum>("Spectrum graph metafile", 18); // p. 18, figure 1b.
// Matching Library Peptides to Proteins p. 18
var peptideSettingsUI3 = ShowDialog <PeptideSettingsUI>(SkylineWindow.ShowPeptideSettingsUI);
var buildBackgroundProteomeDlg =
ShowDialog <BuildBackgroundProteomeDlg>(peptideSettingsUI3.ShowBuildBackgroundProteomeDlg);
RunUI(() =>
{
buildBackgroundProteomeDlg.BackgroundProteomePath = GetTestPath(@"human.protdb");
buildBackgroundProteomeDlg.BackgroundProteomeName = "Human (mini)";
});
PauseForScreenShot <BuildBackgroundProteomeDlg>("Edit Background Proteome", 19); // p. 19
OkDialog(buildBackgroundProteomeDlg, buildBackgroundProteomeDlg.OkDialog);
// Select Max Missed Cleavages to be 2
RunUI(() =>
{
peptideSettingsUI3.MissedCleavages = 2;
});
OkDialog(peptideSettingsUI3, peptideSettingsUI3.OkDialog);
WaitForBackgroundProteomeLoaderCompleted(); // wait for protDB to populate protein metadata
RunUI(() =>
{
viewLibraryDlg1.FilterString = string.Empty;
Assert.AreEqual(100, viewLibraryDlg1.PeptideDisplayCount);
});
// Check Associate Proteins check box on Spectral Library Explorer form
RunUI(() =>
{
viewLibraryDlg1.AssociateMatchingProteins = true;
});
docInitial = WaitForProteinMetadataBackgroundLoaderCompletedUI();
var confirmUpgrade = ShowDialog <AlertDlg>(viewLibraryDlg1.AddAllPeptides);
// Add everything in the library to the document.
var filterMatchedPeptidesDlg =
ShowDialog <FilterMatchedPeptidesDlg>(confirmUpgrade.ClickYes);
RunUI(() =>
{
filterMatchedPeptidesDlg.DuplicateProteinsFilter =
BackgroundProteome.DuplicateProteinsFilter.FirstOccurence;
filterMatchedPeptidesDlg.AddUnmatched = true;
filterMatchedPeptidesDlg.AddFiltered = true;
// Checks that Peptides were added with the correct buttons selected...
Assert.AreEqual(163, filterMatchedPeptidesDlg.DuplicateMatchesCount);
Assert.AreEqual(2, filterMatchedPeptidesDlg.UnmatchedCount);
});
PauseForScreenShot <FilterMatchedPeptidesDlg>("Filter Peptides", 20); // p. 20, figure 1
{
var msgDlg = ShowDialog <MultiButtonMsgDlg>(filterMatchedPeptidesDlg.OkDialog);
PauseForScreenShot("Message form", 20); // p. 20, figure 2
OkDialog(msgDlg, msgDlg.Btn1Click);
}
OkDialog(viewLibraryDlg1, viewLibraryDlg1.CancelDialog);
var docProteins = WaitForDocumentChange(docInitial);
AssertEx.IsDocumentState(docProteins, null, 250, 346, 347, 1041);
RestoreViewOnScreen(21);
PauseForScreenShot("Main window", 21);
OkDialog(viewLibraryDlg, viewLibraryDlg.Close);
}
public void TestUniMod()
{
// UpdateTestXML is used to update the test files if the modifications in UniMod.cs
// have changed. Before UpdateTestXML is called, TestUniMod should pass with the new changes
// to make sure we haven't lost/broken any modifications from earlier versions of UniMod.cs.
// Note: The test will always run against the last build XML. Run twice when updating.
UpdateTestXML();
foreach (StaticMod mod in UniMod.DictUniModIds.Values)
{
// UniModCompiler should not set the masses.
if (mod.Formula == null)
{
Assert.IsNull(mod.MonoisotopicMass);
Assert.IsNull(mod.AverageMass);
}
else
{
Assert.AreEqual(mod.MonoisotopicMass,
SequenceMassCalc.FormulaMass(BioMassCalc.MONOISOTOPIC, mod.Formula, SequenceMassCalc.MassPrecision));
Assert.AreEqual(mod.AverageMass,
SequenceMassCalc.FormulaMass(BioMassCalc.AVERAGE, mod.Formula, SequenceMassCalc.MassPrecision));
}
// Everything amino acid/terminus that is part of the modification should be present in
// the name of the modification.
var aasAndTermInName = mod.Name.Split(new[] { ' ' }, 2)[1];
if (mod.Terminus != null)
{
Assert.IsTrue(aasAndTermInName.Contains(mod.Terminus.Value.ToString()));
}
if (mod.AAs != null)
{
foreach (char aa in mod.AminoAcids)
{
Assert.IsTrue(aasAndTermInName.Contains(aa));
}
}
// Should not have label atoms if no amino acids are listed.
if (!Equals(mod.LabelAtoms, LabelAtoms.None))
{
Assert.IsTrue(mod.AAs != null);
}
}
// Testing ValidateID.
var phospho = UniMod.DictStructuralModNames["Phospho (ST)"];
Assert.IsTrue(UniMod.ValidateID(phospho.ChangeExplicit(true)));
Assert.IsTrue(UniMod.ValidateID(phospho.ChangeVariable(true)));
Assert.IsFalse(UniMod.ValidateID((StaticMod)phospho.ChangeName("Phospho")));
StreamReader staticReader = new StreamReader(GetTestStream(STATIC_LIST_FILE));
string staticMods = staticReader.ReadToEnd();
staticReader.Close();
AssertEx.DeserializeNoError <StaticModList>(staticMods, false);
StreamReader heavyReader = new StreamReader(GetTestStream(HEAVY_LIST_FILE));
string heavyMods = heavyReader.ReadToEnd();
heavyReader.Close();
AssertEx.DeserializeNoError <HeavyModList>(heavyMods, false);
}
public void TestModificationMatcher()
{
InitSeqs();
var carbC = StaticModList.GetDefaultsOn()[0];
// Test exception thrown if unable to match - mass.
UpdateMatcherFail(STR_FAIL_MASS);
UpdateMatcherFail(STR_FAIL_NOT_A_NUMBER);
// Test exception thrown if unable to match - name.
UpdateMatcherFail(STR_FAIL_NAME);
// Can't match empty modifications.
UpdateMatcherFail(STR_FAIL_EMPTY_MOD);
UpdateMatcherFail(STR_FAIL_EMPTY_MOD2);
// Can't match double modifications.
UpdateMatcherFail(STR_FAIL_DOUBLE_MOD);
// Test exception thrown if unimod not specified correctly
UpdateMatcherFail(STR_FAIL_UNIMOD);
UpdateMatcherFail(STR_UNKNOWN_UNIMOD);
// Can't phosphorylate tryptophan
UpdateMatcherFail(STR_FAIL_WRONG_AA_UNIMOD);
// Can't put C-terminal modification in middle of peptide
UpdateMatcherFail(STR_FAIL_UNIMOD_TERMINUS);
// Test mods in UniMod match correctly.
UpdateMatcher(StaticModList.GetDefaultsOn(), HeavyModList.GetDefaultsOn(), null, null);
// A sequence with no modifications should not be explicitly modified.
Assert.IsFalse(MATCHER.GetModifiedNode(STR_NO_MODS).HasExplicitMods);
var nodeCysOxi = MATCHER.GetModifiedNode(STR_CYS_AND_OXI);
Assert.IsTrue(nodeCysOxi.HasExplicitMods);
Assert.IsFalse(nodeCysOxi.ExplicitMods.HasHeavyModifications);
// Modifications should match by name.
Assert.IsTrue(MATCHER.GetModifiedNode(STR_MOD_BY_NAME).ExplicitMods.StaticModifications.Contains(mod =>
Equals(mod.Modification.Name, "Phospho (ST)")));
// Test can find terminal modification
Assert.IsTrue(MATCHER.GetModifiedNode(STR_TERM_ONLY).ExplicitMods.HeavyModifications.Contains(mod =>
mod.Modification.EquivalentAll(UniMod.GetModification("Label:13C(6) (C-term R)", false))));
// Test can find matches on terminus that are not terminal
Assert.IsTrue(MATCHER.GetModifiedNode(STR_MOD_BY_NAME).ExplicitMods.StaticModifications.Contains(mod =>
mod.Modification.Terminus == null));
// Test matching negative masses
Assert.IsTrue(MATCHER.GetModifiedNode(STR_AMMONIA_LOSS).ExplicitMods.StaticModifications.Contains(mod =>
mod.Modification.EquivalentAll(UniMod.GetModification("Ammonia-loss (N-term C)", true))));
// General and specific
// If all AAs modified, try for most general modification.
Assert.IsTrue(MATCHER.GetModifiedNode(STR_HEAVY_15)
.ExplicitMods.HeavyModifications.Contains(mod => mod.Modification.Equivalent(LABEL15_N)));
// Updating the settings.
// Peptide settings should change to include new mods.
var docNew = new SrmDocument(SrmSettingsList.GetDefault());
IdentityPath firstAdded;
IdentityPath nextAdded;
docNew = docNew.AddPeptideGroups(new[] { new PeptideGroupDocNode(new PeptideGroup(), "PepGroup1", "",
new[] { MATCHER.GetModifiedNode(STR_MOD_BY_NAME) }) }, true, null, out firstAdded, out nextAdded);
var pepSetNew = MATCHER.GetDocModifications(docNew);
Assert.IsTrue(pepSetNew.StaticModifications.Contains(UniMod.GetModification("Phospho (ST)", true).ChangeExplicit(true)));
// Update the document to the new settings.
var pepSetNew1 = pepSetNew;
var settingsNew2 = docNew.Settings.ChangePeptideModifications(mods => pepSetNew1);
var lightGlobalMods = new MappedList <string, StaticMod>();
lightGlobalMods.AddRange(settingsNew2.PeptideSettings.Modifications.StaticModifications);
var heavyGlobalMods = new MappedList <string, StaticMod>();
heavyGlobalMods.AddRange(settingsNew2.PeptideSettings.Modifications.AllHeavyModifications);
// Match again. Test FoundMatches string should now be empty.
MATCHER.CreateMatches(docNew.Settings.ChangePeptideModifications(mods => pepSetNew1),
new List <string> {
STR_MOD_BY_NAME
}, lightGlobalMods, heavyGlobalMods);
Assert.IsTrue(string.IsNullOrEmpty(MATCHER.FoundMatches));
// Adding 15N to the settings.
UpdateMatcher(new[] { carbC }, new[] { LABEL15_N }, null, null);
// Test sequences with only explicit heavy mods should not have explicit light mods
Assert.IsNull(MATCHER.GetModifiedNode(STR_HEAVY_ONLY).ExplicitMods.StaticModifications);
// Test sequences with only explicit light mods should not have explicit heavy mods
Assert.IsFalse(MATCHER.GetModifiedNode(STR_LIGHT_ONLY).ExplicitMods.HasHeavyModifications);
// Test global mods take precendence over UniMod
UpdateMatcher(new[] { carbC }, null, new[] { OXIDATION_M_GLOBAL }, new[] { LABEL15_N });
Assert.IsTrue(MATCHER.GetModifiedNode(STR_CYS_AND_OXI).ExplicitMods.StaticModifications
.Contains(mod => Equals(mod.Modification, OXIDATION_M_GLOBAL)));
// Test document mods take precendence over UniMod
UpdateMatcher(new[] { carbC, METHIONINE_OXIDATION }, null, new[] { OXIDATION_M_GLOBAL }, new[] { LABEL15_N });
Assert.IsFalse(MATCHER.GetModifiedNode(STR_CYS_AND_OXI).HasExplicitMods);
// Test exception thrown if match doesn't make sense - wrong AA.
UpdateMatcherFail(STR_FAIL_OX_ON_D);
// Test exception thrown if match doesn't make sense - wrong terminus.
_seqs.Add(STR_FAIL_OX_TERM);
AssertEx.ThrowsException <FormatException>(() => UpdateMatcher(new[] { OXIDATION_M_C_TERM }, null, null, null));
_seqs.Remove(STR_FAIL_OX_TERM);
// Heavy 15N - All AAs.
UpdateMatcher(new[] { carbC, METHIONINE_OXIDATION }, new[] { LABEL15_N }, null, null);
// Node should be created from document settings if possible.
Assert.IsNull(MATCHER.GetModifiedNode(STR_HEAVY_15).ExplicitMods);
// Heavy 15N - specific AA.
// If only a specific AA is modified, there must be an explicit mod.
Assert.IsTrue(MATCHER.GetModifiedNode(STR_HEAVY_15_F).HasExplicitMods);
// Test variable mods match correctly.
// Put variable mod in global mod and not on doc - make sure don't get variable mod,
// should get explicit mod in that case.
var variableMetOx = METHIONINE_OXIDATION.ChangeVariable(true);
UpdateMatcher(new[] { carbC }, null, new[] { variableMetOx }, null);
Assert.IsTrue(MATCHER.GetModifiedNode(STR_CYS_AND_OXI).HasExplicitMods);
Assert.IsFalse(MATCHER.GetModifiedNode(STR_CYS_OXI_PHOS).ExplicitMods.IsVariableStaticMods);
Assert.IsFalse(MATCHER.GetModifiedNode(STR_CYS_OXI_PHOS_CAP).ExplicitMods.IsVariableStaticMods);
// Add variable mod to doc
UpdateMatcher(new[] { carbC, variableMetOx }, null, null, null);
// Mod can be created by the settings.
Assert.IsTrue(MATCHER.GetModifiedNode(STR_CYS_AND_OXI).HasExplicitMods);
Assert.IsTrue(MATCHER.GetModifiedNode(STR_CYS_AND_OXI).ExplicitMods.IsVariableStaticMods);
// Mod cannot be created by the settings.
Assert.IsFalse(MATCHER.GetModifiedNode(STR_CYS_OXI_PHOS).ExplicitMods.IsVariableStaticMods);
Assert.IsFalse(MATCHER.GetModifiedNode(STR_CYS_OXI_PHOS_CAP).ExplicitMods.IsVariableStaticMods);
// Add Met Ox to global. Test: +16 finds it.
UpdateMatcher(new[] { carbC }, null, new[] { MET_OX_ROUNDED }, null);
Assert.IsTrue(MATCHER.GetModifiedNode(STR_CYS_AND_OXI).
ExplicitMods.StaticModifications.Contains(mod => Equals(mod.Modification, MET_OX_ROUNDED)));
// Test: +15.99 finds UniMod.
Assert.IsFalse(MATCHER.GetModifiedNode(STR_HEAVY_15).
ExplicitMods.StaticModifications.Contains(mod => Equals(mod.Modification, MET_OX_ROUNDED)));
// Add Methionine Oxidation before Met Ox. Test: +16 finds it.
UpdateMatcher(new[] { carbC }, null, new[] { METHIONINE_OXIDATION, MET_OX_ROUNDED }, null);
Assert.IsFalse(MATCHER.GetModifiedNode(STR_CYS_AND_OXI).
ExplicitMods.StaticModifications.Contains(mod => Equals(mod.Modification, MET_OX_ROUNDED)));
Assert.IsTrue(MATCHER.GetModifiedNode(STR_CYS_AND_OXI).
ExplicitMods.StaticModifications.Contains(mod => Equals(mod.Modification, METHIONINE_OXIDATION)));
// Test long masses rounded.
Assert.IsTrue(MATCHER.GetModifiedNode(STR_METOX_LONG_MASS).ExplicitMods.StaticModifications.Contains(mod =>
Equals(mod.Modification, METHIONINE_OXIDATION)));
// Test UniMod label types
var node = MATCHER.GetModifiedNode(STR_UNIMOD_LABEL);
Assert.IsNotNull(node);
Assert.IsNull(node.ExplicitMods.StaticModifications);
Assert.IsTrue(node.ExplicitMods.HeavyModifications.Contains(mod =>
Equals(mod.Modification, N_TERM_LABEL)));
UpdateMatcherWithNoSequences(new[] { carbC }, new[] { N_TERM_LABEL }, new[] { METHIONINE_OXIDATION, MET_OX_ROUNDED }, null);
var nodeNew = MATCHER.GetModifiedNode(STR_UNIMOD_LABEL);
Assert.IsNotNull(nodeNew);
Assert.IsTrue(nodeNew.TransitionGroups.Any(group => Equals(group.TransitionGroup.LabelType, IsotopeLabelType.heavy)));
UpdateMatcher(new[] { carbC }, null, new[] { METHIONINE_OXIDATION, MET_OX_ROUNDED }, null);
// Test case where there are lots of unimod labels
var nodeUniAll = MATCHER.GetModifiedNode(STR_UNIMOD_ALL);
Assert.AreEqual(nodeUniAll.ExplicitMods.HeavyModifications.Count, 10);
Assert.IsNull(nodeUniAll.ExplicitMods.StaticModifications);
foreach (var mod in nodeUniAll.ExplicitMods.HeavyModifications)
{
Assert.AreEqual(mod.Modification.ShortName, "+01");
Assert.AreEqual(mod.Modification.UnimodId, 994);
}
// Test unimod terminal label
var nodeUniTerm = MATCHER.GetModifiedNode(STR_UNIMOD_TERMINUS);
Assert.AreEqual(nodeUniTerm.ExplicitMods.HeavyModifications.Count, 1);
Assert.IsNull(nodeUniTerm.ExplicitMods.StaticModifications);
Assert.AreEqual(nodeUniTerm.ExplicitMods.HeavyModifications[0].Modification.Terminus, ModTerminus.C);
Assert.AreEqual(nodeUniTerm.ExplicitMods.HeavyModifications[0].Modification.UnimodId, 298);
// Basic multi-label test
var heavyLabelType2 = new IsotopeLabelType("Heavy2", 1);
var typedMod = new TypedModifications(heavyLabelType2, new List <StaticMod> {
LABEL15_N
});
var peptideMods = new PeptideModifications(new List <StaticMod>(), new List <TypedModifications> {
typedMod
});
var settingsMultiLabel = SrmSettingsList.GetDefault().ChangePeptideModifications(mods => peptideMods);
var defSetSetLight = new MappedList <string, StaticMod>();
defSetSetLight.AddRange(StaticModList.GetDefaultsOn());
var defSetHeavy = new MappedList <string, StaticMod>();
defSetHeavy.AddRange(HeavyModList.GetDefaultsOn());
defSetHeavy.Add(LABEL15_N);
MATCHER.CreateMatches(settingsMultiLabel, new List <string> {
STR_HEAVY_15_F
}, defSetSetLight, defSetHeavy);
Assert.IsTrue(MATCHER.GetModifiedNode(STR_HEAVY_15_F).ExplicitMods.GetHeavyModifications().Contains(mod => Equals(mod.LabelType, heavyLabelType2)));
// Peptide settings should not change.
var docNew0 = new SrmDocument(settingsMultiLabel).AddPeptideGroups(new[] { new PeptideGroupDocNode(new PeptideGroup(),
"PepGroup1", "", new[] { MATCHER.GetModifiedNode(STR_HEAVY_15_F) }) }, true, null, out firstAdded, out nextAdded);
var settingsNew = MATCHER.GetDocModifications(docNew0);
Assert.AreEqual(settingsMultiLabel.PeptideSettings.Modifications.ChangeHasHeavyModifications(false),
settingsNew.ChangeHasHeavyModifications(false));
// Finding specific modifications.
// If only specific AA modified, try for most specific modification.
UpdateMatcher(null, null, null, null, new[] { STR_HEAVY_15_F });
Assert.IsTrue(MATCHER.GetModifiedNode(STR_HEAVY_15_F)
.ExplicitMods.HeavyModifications.Contains(mod =>
mod.Modification.AminoAcids.Contains(c => c == 'F')));
// If only some AAs modified, try for most specific modifications.
UpdateMatcher(null, null, null, null, new[] { STR_HEAVY_15_NOT_ALL });
Assert.IsTrue(MATCHER.GetModifiedNode(STR_HEAVY_15_NOT_ALL)
.ExplicitMods.HeavyModifications.Contains(mod =>
mod.Modification.AminoAcids.Contains(c => c == 'I')));
using (var testDir = new TestFilesDir(TestContext, ZIP_FILE))
using (var modMatchDocContainer = InitMatchDocContainer(testDir))
{
var libkeyModMatcher = new LibKeyModificationMatcher();
var anlLibSpec = new BiblioSpecLiteSpec("ANL_Combo", testDir.GetTestPath("ANL_Combined.blib"));
var yeastLibSpec = new BiblioSpecLiteSpec("Yeast", testDir.GetTestPath("Yeast_atlas_small.blib"));
modMatchDocContainer.ChangeLibSpecs(new[] { anlLibSpec, yeastLibSpec });
var docLibraries = modMatchDocContainer.Document.Settings.PeptideSettings.Libraries.Libraries;
int anlLibIndex = docLibraries.IndexOf(library => Equals(library.Name, anlLibSpec.Name));
int yeastLibIndex = docLibraries.IndexOf(library => Equals(library.Name, yeastLibSpec.Name));
libkeyModMatcher.CreateMatches(modMatchDocContainer.Document.Settings,
docLibraries[anlLibIndex].Keys, defSetSetLight, defSetHeavy);
// Test can match 15N
Assert.IsTrue(libkeyModMatcher.Matches.Values.Contains(match =>
match.HeavyMod != null && match.HeavyMod.Equivalent(LABEL15_N)));
var uniModMetOx = UniMod.GetModification("Oxidation (M)", true);
// Test can match Met Ox
Assert.IsTrue(libkeyModMatcher.Matches.Values.Contains(match =>
match.StructuralMod != null && match.StructuralMod.Equivalent(uniModMetOx)));
// Test can match 15N and Met ox!
Assert.IsTrue(libkeyModMatcher.Matches.Contains(match => match.Key.Mass == 17 &&
match.Value.StructuralMod != null && match.Value.StructuralMod.Equivalent(uniModMetOx) &&
match.Value.HeavyMod != null && match.Value.HeavyMod.Equivalent(LABEL15_N)));
// Test can match Cysteine (Implicit) and Met Ox (variable)
libkeyModMatcher.CreateMatches(modMatchDocContainer.Document.Settings,
docLibraries[yeastLibIndex].Keys, defSetSetLight, defSetHeavy);
Assert.IsTrue(libkeyModMatcher.MatcherPepMods.StaticModifications.Contains(mod =>
mod.Formula.Equals(UniMod.GetModification(StaticModList.DEFAULT_NAME, true).Formula) && !mod.IsVariable));
Assert.IsTrue(libkeyModMatcher.MatcherPepMods.StaticModifications.Contains(mod =>
mod.Formula.Equals("O") && mod.IsVariable));
}
}
protected override void DoTest()
{
const string crosslinkerName = "Hydrolysis";
RunUI(() => SkylineWindow.OpenFile(TestFilesDir.GetTestPath("CrosslinkNeutralLossTest.sky")));
var peptideSettingsUi = ShowDialog <PeptideSettingsUI>(SkylineWindow.ShowPeptideSettingsUI);
RunUI(() =>
{
peptideSettingsUi.SelectedTab = PeptideSettingsUI.TABS.Modifications;
});
var editModListDlg = ShowEditStaticModsDlg(peptideSettingsUi);
// Define a crosslinker which is a water loss. In this way, two peptides can be joined end to end
// and will have the same chemical formula as a single concatenated peptide
RunDlg <EditStaticModDlg>(editModListDlg.AddItem, editStaticModDlg => {
{
editStaticModDlg.Modification = new StaticMod(crosslinkerName, null, null, "-H2O");
editStaticModDlg.IsCrosslinker = true;
editStaticModDlg.OkDialog();
}
});
RunDlg <EditStaticModDlg>(editModListDlg.AddItem, editStaticModDlg =>
{
editStaticModDlg.Modification = ChangeLossesToIncludeAlways(UniMod.GetModification("Oxidation (M)", true));
editStaticModDlg.OkDialog();
});
RunDlg <EditStaticModDlg>(editModListDlg.AddItem, editStaticModDlg =>
{
editStaticModDlg.Modification = ChangeLossesToIncludeAlways(UniMod.GetModification("Phospho (ST)", true));
editStaticModDlg.OkDialog();
});
OkDialog(editModListDlg, editModListDlg.OkDialog);
OkDialog(peptideSettingsUi, peptideSettingsUi.OkDialog);
RunDlg <PasteDlg>(SkylineWindow.ShowPastePeptidesDlg, pasteDlg =>
{
// Insert two peptides which are equivalent to each other.
// The first peptide is composed of two short peptides concatenated with the hydrolysis crosslinker.
SetClipboardText(@"AMNFS[Phospho (ST)]GSPGAV-STSPT[Phospho (ST)]QSFM[Oxidation (M)]NTLPR-[Hydrolysis@11,1]
AMNFS[Phospho (ST)]GSPGAVSTSPT[Phospho (ST)]QSFM[Oxidation (M)]NTLPR");
pasteDlg.PastePeptides();
pasteDlg.OkDialog();
});
AssertEx.Serializable(SkylineWindow.Document);
var crosslinkedPeptide = SkylineWindow.Document.Peptides.First();
var flatPeptide = SkylineWindow.Document.Peptides.Skip(1).First();
Assert.IsNotNull(crosslinkedPeptide.ExplicitMods);
Assert.IsNotNull(flatPeptide.ExplicitMods);
Assert.IsTrue(crosslinkedPeptide.ExplicitMods.HasCrosslinks);
Assert.IsFalse(flatPeptide.ExplicitMods.HasCrosslinks);
Assert.AreEqual(1, crosslinkedPeptide.TransitionGroupCount);
Assert.AreEqual(1, flatPeptide.TransitionGroupCount);
var flatPrecursor = flatPeptide.TransitionGroups.First();
var crosslinkedPrecursor = crosslinkedPeptide.TransitionGroups.First();
Assert.AreEqual(flatPrecursor.PrecursorMz, crosslinkedPrecursor.PrecursorMz, DELTA);
ModificationSite crosslinkSite = new ModificationSite(10, crosslinkerName);
var flatTransitionNames = flatPrecursor.Transitions.Select(tran =>
tran.ComplexFragmentIon.GetTargetsTreeLabel() +
Transition.GetChargeIndicator(tran.Transition.Adduct))
.ToList();
Assert.AreEqual(flatPrecursor.TransitionCount, flatTransitionNames.Count);
var crosslinkedTransitionNames = crosslinkedPrecursor.Transitions.Select(tran =>
tran.ComplexFragmentIon.GetTargetsTreeLabel() +
Transition.GetChargeIndicator(tran.Transition.Adduct))
.ToList();
Assert.AreEqual(crosslinkedPrecursor.TransitionCount, crosslinkedTransitionNames.Count);
foreach (var transitionDocNode in flatPrecursor.Transitions)
{
// AMNFSGSPGAV(11)-STSPTQSFMNTLPR(14)
ComplexFragmentIonName complexFragmentIonName = null;
switch (transitionDocNode.Transition.IonType)
{
case IonType.precursor:
complexFragmentIonName = ComplexFragmentIonName.PRECURSOR.AddChild(crosslinkSite, ComplexFragmentIonName.PRECURSOR);
break;
case IonType.b:
if (transitionDocNode.Transition.Ordinal == 11)
{
continue;
}
if (transitionDocNode.Transition.Ordinal <= 11)
{
complexFragmentIonName = new ComplexFragmentIonName(IonType.b, transitionDocNode.Transition.Ordinal);
}
else
{
complexFragmentIonName = ComplexFragmentIonName.PRECURSOR.AddChild(crosslinkSite,
new ComplexFragmentIonName(IonType.b, transitionDocNode.Transition.Ordinal - 11));
}
break;
case IonType.y:
if (transitionDocNode.Transition.Ordinal == 14)
{
continue;
}
if (transitionDocNode.Transition.Ordinal < 14)
{
complexFragmentIonName = ComplexFragmentIonName.ORPHAN.AddChild(crosslinkSite,
new ComplexFragmentIonName(IonType.y, transitionDocNode.Transition.Ordinal));
}
else
{
complexFragmentIonName = new ComplexFragmentIonName(IonType.y, transitionDocNode.Transition.Ordinal - 14)
.AddChild(crosslinkSite, ComplexFragmentIonName.PRECURSOR);
}
break;
}
Assert.IsNotNull(complexFragmentIonName);
if (transitionDocNode.Transition.IonType != IonType.precursor && transitionDocNode.Losses != null &&
transitionDocNode.Losses.Losses.Count > 1)
{
continue;
}
var matchingTransitions = crosslinkedPrecursor.Transitions.Where(tran =>
complexFragmentIonName.Equals(tran.ComplexFragmentIon.GetName()) &&
Equals(transitionDocNode.Losses, tran.Losses) &&
Equals(transitionDocNode.Transition.Adduct, tran.Transition.Adduct)).ToList();
AssertEx.AreEqual(1, matchingTransitions.Count);
AssertEx.AreEqual(transitionDocNode.Mz, matchingTransitions[0].Mz, DELTA);
}
}