public void TestBuild()
{
var aas = new Aminoacids();
aas['*'].ResetMass(79.9799, 79.9799);
aas['C'].ResetMass(160.1652, 160.1652);
var builder = new CIDPeptideYSeriesBuilder <IonTypePeak>()
{
CurAminoacids = aas
};
List <IonTypePeak> pkl = builder.Build("CGETVES*GDEKDLAK");
//Output(pkl, IonType.Y);
Assert.AreEqual(14, pkl.Count);
AssertPeak(pkl[0], IonType.Y, 1, 147.1134);
AssertPeak(pkl[1], IonType.Y, 2, 218.1505);
AssertPeak(pkl[2], IonType.Y, 3, 331.2345);
AssertPeak(pkl[3], IonType.Y, 4, 446.2615);
AssertPeak(pkl[4], IonType.Y, 5, 574.3564);
AssertPeak(pkl[5], IonType.Y, 6, 703.3990);
AssertPeak(pkl[6], IonType.Y, 7, 818.4260);
AssertPeak(pkl[7], IonType.Y, 8, 875.4474);
AssertPeak(pkl[8], IonType.Y, 9, 1042.4594);
AssertPeak(pkl[9], IonType.Y, 10, 1171.5020);
AssertPeak(pkl[10], IonType.Y, 11, 1270.5704);
AssertPeak(pkl[11], IonType.Y, 12, 1371.6181);
AssertPeak(pkl[12], IonType.Y, 13, 1500.6606);
AssertPeak(pkl[13], IonType.Y, 14, 1557.6821);
}
public CIDFragmentationBuilder(int charge, Aminoacids aas)
{
builders.Add(new CIDPeptideBSeriesBuilder <T>()
{
CurAminoacids = aas
});
builders.Add(new CIDPeptideYSeriesBuilder <T>()
{
CurAminoacids = aas
});
if (charge >= 2)
{
builders.Add(new CIDPeptideB2SeriesBuilder <T>()
{
CurAminoacids = aas
});
builders.Add(new CIDPeptideY2SeriesBuilder <T>()
{
CurAminoacids = aas
});
}
}
public void TestBuild()
{
var aas = new Aminoacids();
aas['*'].ResetMass(79.9799, 79.9799);
aas['C'].ResetMass(160.1652, 160.1652);
var builder = new CIDPeptideBSeriesBuilder <IonTypePeak>()
{
CurAminoacids = aas
};
List <IonTypePeak> pkl = builder.Build("R.CGETVES*GDEKDLAK.A");
//Output(pkl, IonType.B);
Assert.AreEqual(14, pkl.Count);
AssertPeak(pkl[0], IonType.B, 1, 161.1730);
AssertPeak(pkl[1], IonType.B, 2, 218.1945);
AssertPeak(pkl[2], IonType.B, 3, 347.2371);
AssertPeak(pkl[3], IonType.B, 4, 448.2848);
AssertPeak(pkl[4], IonType.B, 5, 547.3532);
AssertPeak(pkl[5], IonType.B, 6, 676.3958);
AssertPeak(pkl[6], IonType.B, 7, 843.4077);
AssertPeak(pkl[7], IonType.B, 8, 900.4292);
AssertPeak(pkl[8], IonType.B, 9, 1015.4561);
AssertPeak(pkl[9], IonType.B, 10, 1144.4987);
AssertPeak(pkl[10], IonType.B, 11, 1272.5937);
AssertPeak(pkl[11], IonType.B, 12, 1387.6206);
AssertPeak(pkl[12], IonType.B, 13, 1500.7047);
AssertPeak(pkl[13], IonType.B, 14, 1571.7418);
}
public void TestBuild()
{
var aas = new Aminoacids();
aas['*'].ResetMass(79.9799, 79.9799);
aas['C'].ResetMass(160.1652, 160.1652);
var builder = new CIDPeptideBSeriesBuilder<IonTypePeak>()
{
CurAminoacids = aas
};
List<IonTypePeak> pkl = builder.Build("R.CGETVES*GDEKDLAK.A");
//Output(pkl, IonType.B);
Assert.AreEqual(14, pkl.Count);
AssertPeak(pkl[0], IonType.B, 1, 161.1730);
AssertPeak(pkl[1], IonType.B, 2, 218.1945);
AssertPeak(pkl[2], IonType.B, 3, 347.2371);
AssertPeak(pkl[3], IonType.B, 4, 448.2848);
AssertPeak(pkl[4], IonType.B, 5, 547.3532);
AssertPeak(pkl[5], IonType.B, 6, 676.3958);
AssertPeak(pkl[6], IonType.B, 7, 843.4077);
AssertPeak(pkl[7], IonType.B, 8, 900.4292);
AssertPeak(pkl[8], IonType.B, 9, 1015.4561);
AssertPeak(pkl[9], IonType.B, 10, 1144.4987);
AssertPeak(pkl[10], IonType.B, 11, 1272.5937);
AssertPeak(pkl[11], IonType.B, 12, 1387.6206);
AssertPeak(pkl[12], IonType.B, 13, 1500.7047);
AssertPeak(pkl[13], IonType.B, 14, 1571.7418);
}
protected override void InitializeAminoacids(out Aminoacids samAminoacids, out Aminoacids refAminoacids)
{
samAminoacids = new Aminoacids();
refAminoacids = new Aminoacids();
refAminoacids['R'].CompositionStr = "Cx6H12ONx4";
refAminoacids['K'].CompositionStr = "Cx6H12ONx2";
}
public void TestInitTerminalLoss()
{
var item = new MS2Item()
{
Charge = 3,
Precursor = 376.52331,
Peptide = "-.EHSSL^AYWK.-"
};
var aas = new Aminoacids();
aas['^'].ResetMass(7.017,7.017);
item.InitTerminalLoss(aas, 6, 2);
Assert.AreEqual(12, item.TerminalLoss.Count);
Assert.AreEqual("LAYWK", item.TerminalLoss[3].Sequence);
Assert.IsTrue(item.TerminalLoss[3].IsNterminal);
Assert.AreEqual("AYWK", item.TerminalLoss[4].Sequence);
Assert.IsTrue(item.TerminalLoss[4].IsNterminal);
Assert.AreEqual(7.017, (item.TerminalLoss[3].Precursor - item.TerminalLoss[4].Precursor) * 3 - aas['L'].MonoMass, 0.001);
Assert.AreEqual("EHSSL", item.TerminalLoss[9].Sequence);
Assert.IsFalse(item.TerminalLoss[9].IsNterminal);
Assert.AreEqual("EHSS", item.TerminalLoss[10].Sequence);
Assert.IsFalse(item.TerminalLoss[10].IsNterminal);
Assert.AreEqual(7.017, (item.TerminalLoss[9].Precursor - item.TerminalLoss[10].Precursor) * 3 - aas['L'].MonoMass, 0.001);
//item.TerminalLoss.ForEach(m => Console.WriteLine(m.Precursor.ToString() + "\t" + m.Sequence));
}
public void TestInitTerminalLoss()
{
var item = new MS2Item()
{
Charge = 3,
Precursor = 376.52331,
Peptide = "-.EHSSL^AYWK.-"
};
var aas = new Aminoacids();
aas['^'].ResetMass(7.017, 7.017);
item.InitTerminalLoss(aas, 6, 2);
Assert.AreEqual(12, item.TerminalLoss.Count);
Assert.AreEqual("LAYWK", item.TerminalLoss[3].Sequence);
Assert.IsTrue(item.TerminalLoss[3].IsNterminal);
Assert.AreEqual("AYWK", item.TerminalLoss[4].Sequence);
Assert.IsTrue(item.TerminalLoss[4].IsNterminal);
Assert.AreEqual(7.017, (item.TerminalLoss[3].Precursor - item.TerminalLoss[4].Precursor) * 3 - aas['L'].MonoMass, 0.001);
Assert.AreEqual("EHSSL", item.TerminalLoss[9].Sequence);
Assert.IsFalse(item.TerminalLoss[9].IsNterminal);
Assert.AreEqual("EHSS", item.TerminalLoss[10].Sequence);
Assert.IsFalse(item.TerminalLoss[10].IsNterminal);
Assert.AreEqual(7.017, (item.TerminalLoss[9].Precursor - item.TerminalLoss[10].Precursor) * 3 - aas['L'].MonoMass, 0.001);
//item.TerminalLoss.ForEach(m => Console.WriteLine(m.Precursor.ToString() + "\t" + m.Sequence));
}
public void TestBuild()
{
var aas = new Aminoacids();
aas['*'].ResetMass(79.9799, 79.9799);
aas['C'].ResetMass(160.1652, 160.1652);
var builder = new CIDPeptideYSeriesBuilder<IonTypePeak>()
{
CurAminoacids = aas
};
List<IonTypePeak> pkl = builder.Build("CGETVES*GDEKDLAK");
//Output(pkl, IonType.Y);
Assert.AreEqual(14, pkl.Count);
AssertPeak(pkl[0], IonType.Y, 1, 147.1134);
AssertPeak(pkl[1], IonType.Y, 2, 218.1505);
AssertPeak(pkl[2], IonType.Y, 3, 331.2345);
AssertPeak(pkl[3], IonType.Y, 4, 446.2615);
AssertPeak(pkl[4], IonType.Y, 5, 574.3564);
AssertPeak(pkl[5], IonType.Y, 6, 703.3990);
AssertPeak(pkl[6], IonType.Y, 7, 818.4260);
AssertPeak(pkl[7], IonType.Y, 8, 875.4474);
AssertPeak(pkl[8], IonType.Y, 9, 1042.4594);
AssertPeak(pkl[9], IonType.Y, 10, 1171.5020);
AssertPeak(pkl[10], IonType.Y, 11, 1270.5704);
AssertPeak(pkl[11], IonType.Y, 12, 1371.6181);
AssertPeak(pkl[12], IonType.Y, 13, 1500.6606);
AssertPeak(pkl[13], IonType.Y, 14, 1557.6821);
}
public ProteinCarbonRangePredictor()
{
var aas = new Aminoacids();
this.maxCarbonPercentAminoacid = aas.GetMaxCarbonPercentAminoacid();
this.minCarbonPercentAminoacid = aas.GetMinCarbonPercentAminoacid();
}
public PepXmlModifications(MascotModification mods)
{
var aas = new Aminoacids();
foreach (var mod in mods.StaticModification)
{
var item = new PepXmlModificationItem()
{
IsVariable = false
};
AssignModification(aas, mod, item);
this.Add(item);
}
foreach (var mod in mods.DynamicModification)
{
var item = new PepXmlModificationItem()
{
IsVariable = true,
Symbol = mod.Symbol.ToString()
};
AssignModification(aas, mod, item);
this.Add(item);
}
}
protected override void DoRealGo()
{
Aminoacids aas = Aminoacids.ParseModificationFromOutFileLine(modification.Text);
IPeptideMassCalculator calc;
if (isMonoisotopic.Checked)
{
calc = new MonoisotopicPeptideMassCalculator(aas);
}
else
{
calc = new AveragePeptideMassCalculator(aas);
}
string seq = PeptideUtils.GetMatchedSequence(sequence.Text);
double value;
if (isMH.Checked)
{
value = calc.GetMz(seq, 1);
}
else
{
value = calc.GetMass(seq);
}
txtResult.Text = value.ToString();
}
private static void AssignModification(Aminoacids aas, MascotModificationEntry mod, PepXmlModificationItem item)
{
if (mod.Type.Equals("N-term"))
{
item.IsProteinTerminal = true;
item.IsTerminalN = true;
item.IsAminoacid = false;
item.MassDiff = mod.DeltaMass;
item.Mass = Atom.H.MonoMass + item.MassDiff;
}
else if (mod.Type.Equals("C-term"))
{
item.IsProteinTerminal = true;
item.IsTerminalN = false;
item.IsAminoacid = false;
item.MassDiff = mod.DeltaMass;
item.Mass = Atom.H.MonoMass + Atom.O.MonoMass + item.MassDiff;
}
else
{
item.IsProteinTerminal = false;
item.IsTerminalN = false;
item.IsAminoacid = true;
item.Aminoacid = mod.Name;
item.MassDiff = mod.DeltaMass;
item.Mass = aas[mod.Type[0]].MonoMass + item.MassDiff;
}
}
public Aminoacids GetAminoacids()
{
var mod = ModificationUtils.ParseFromOutFileLine(this.Modification);
var result = new Aminoacids();
mod.ForEach(m => result[m.Key].ResetMass(m.Value, m.Value));
return(result);
}
public static void AddAcidCount(this List <Cluster> clusters, Aminoacids acid)
{
foreach (var cluster in clusters.Where(cluster => cluster.Contains((int)acid)))
{
cluster.Count++;
return;
}
}
public void TestGetCarbonRange()
{
string peptide = "MAAHRRWLLMSFLFLEVILLEAAK";
Aminoacids aas = new Aminoacids();
double residueMass = aas.MonoResiduesMass(peptide);
int expect = aas.AtomCount(peptide, Atom.C);
CarbonRange carbonRange = new ProteinCarbonRangePredictor().GetCarbonRange(residueMass);
Assert.Greater(expect, carbonRange.Min);
Assert.Less(expect, carbonRange.Max);
}
public void TestGetCarbonPercentAminoacid()
{
Aminoacids aas = new Aminoacids();
Aminoacid maxAA = aas.GetMaxCarbonPercentAminoacid();
Assert.AreEqual("Phe", maxAA.ThreeName);
Aminoacid minAA = aas.GetMinCarbonPercentAminoacid();
Assert.AreEqual("Cys", minAA.ThreeName);
}
public Aminoacids ParseAminoacids(string fileName)
{
SQLiteDBHelper sqlite = new SQLiteDBHelper(fileName);
var result = new Aminoacids();
var aaReader = sqlite.ExecuteReader("select OneLetterCode, MonoisotopicMass, AverageMass from Aminoacids", null);
while (aaReader.Read())
{
var aa = aaReader.GetString(0);
if (string.IsNullOrEmpty(aa) || aa == " ")
{
continue;
}
var monomass = aaReader.GetDouble(1);
var avemass = aaReader.GetDouble(2);
if (monomass == 0.0 || avemass == 0.0)
{
continue;
}
result[aa[0]].ResetMass(monomass, avemass);
}
var staticModReader = sqlite.ExecuteReader("select ParameterName, ParameterValue from ProcessingNodeParameters", null);
while (staticModReader.Read())
{
var name = staticModReader.GetString(0);
var value = staticModReader.GetString(1);
if (name.StartsWith("StatMod_"))
{
var parts = value.Split('#');
if (parts.Length == 2)
{
var aaid = int.Parse(parts[0]);
var modid = int.Parse(parts[1]);
var aareader = sqlite.ExecuteReader(string.Format("select aa.OneLetterCode, aam.DeltaMass from Aminoacids as aa, AminoacidModifications as aam where aa.AminoacidID={0} and aam.AminoacidModificationID={1}", aaid, modid), null);
while (aareader.Read())
{
var aaChar = aareader.GetString(0)[0];
var aaDeltaMass = aareader.GetDouble(1);
var curAminoacid = result[aaChar];
curAminoacid.ResetMass(curAminoacid.MonoMass + aaDeltaMass, curAminoacid.AverageMass + aaDeltaMass);
}
}
}
}
return(result);
}
private void InitTheoreticalPeaks()
{
Aminoacids aas = new Aminoacids();
aas.SetModification(StaticModification);
aas.SetModification(DynamicModification);
CIDFragmentationBuilder <MatchedPeak> builder = new CIDFragmentationBuilder <MatchedPeak> (ExperimentalPeakList.PrecursorCharge, aas);
ionSeries = builder.GetIonSeries(PeptideUtils.GetMatchedSequence(Peptide));
}
public override void InitializeByTag(double tagMH)
{
var aas = new Aminoacids();
var minb = aas['G'].MonoMass + tagMH;
var h2o = Atom.H.MonoMass * 2 + Atom.O.MonoMass;
this.lowBYFreeWindow = aas['K'].MonoMass + tagMH + h2o;
this.highBYFreeWindow = aas['K'].MonoMass + tagMH + Atom.H.MonoMass + Atom.O.MonoMass;
this.highBYFreeWindowDescription = "PrecursorMass-Lys-Label-OH";
}
private List <TargetVariant> GetExtensionDeltaMass()
{
var result = new List <TargetVariant>();
var aa = new Aminoacids();
var validAA = (from a in aa.GetVisibleAminoacids() where a != 'I' select a).ToArray();
foreach (var ai in validAA)
{
result.Add(new TargetVariant()
{
Source = string.Empty,
Target = new HashSet <string>(new[] { ai.ToString() }),
DeltaMass = aa[ai].MonoMass
});
foreach (var aj in validAA)
{
result.Add(new TargetVariant()
{
Source = string.Empty,
Target = new HashSet <string>(new[] { ai.ToString() + aj.ToString() }),
DeltaMass = aa[ai].MonoMass + aa[aj].MonoMass
});
foreach (var ak in validAA)
{
result.Add(new TargetVariant()
{
Source = string.Empty,
Target = new HashSet <string>(new[] { ai.ToString() + aj.ToString() + ak.ToString() }),
DeltaMass = aa[ai].MonoMass + aa[aj].MonoMass + aa[ak].MonoMass
});
}
}
}
var grp = result.GroupBy(m => m.DeltaMass).ToList().ConvertAll(l => l.ToList());
result.Clear();
foreach (var g in grp)
{
var tv = g.First();
for (int i = 1; i < g.Count; i++)
{
tv.Target.UnionWith(g[i].Target);
}
result.Add(tv);
}
return(result);
}
private Dictionary <char, List <TargetVariant> > GetSubstitutionDeltaMass()
{
var result = new Dictionary <char, List <TargetVariant> >();
var aa = new Aminoacids();
var validAA = aa.GetVisibleAminoacids();
foreach (var ai in validAA)
{
foreach (var aj in validAA)
{
if (ai == aj)
{
continue;
}
if (this.IsSingleNucleotideMutationOnly && !MutationUtils.IsSingleNucleotideMutation(ai, aj))
{
continue;
}
if (this.IgnoreDeamidatedMutation && MutationUtils.IsDeamidatedMutation(ai, aj))
{
continue;
}
if (!result.ContainsKey(ai))
{
result[ai] = new List <TargetVariant>();
}
var deltaMass = aa[aj].MonoMass - aa[ai].MonoMass;
if (Math.Abs(deltaMass) < MinimumAminoacidSubstitutionDeltaMass)
{
continue;
}
result[ai].Add(new TargetVariant()
{
Source = ai.ToString(),
Target = new HashSet <string>(new[] { aj.ToString() }),
DeltaMass = deltaMass,
TargetType = VariantType.SingleAminoacidPolymorphism
});
}
}
foreach (var v in result.Values)
{
v.Sort((m1, m2) => m1.DeltaMass.CompareTo(m2.DeltaMass));
}
return(result);
}
public void TestBuildInfo()
{
var aas = new Aminoacids();
var addedMass1 = 20.3847;
var addedMass2 = 40.3847;
aas['*'].ResetMass(addedMass1, addedMass1);
aas['#'].ResetMass(addedMass2, addedMass2);
var s1 = aas.BuildInfo("R.A#D*K.L");
Assert.AreEqual(3, s1.Count);
Assert.AreEqual('A', s1[0].Aminoacid);
Assert.AreEqual(aas['A'].MonoMass + addedMass2, s1[0].Mass, 0.0001);
Assert.AreEqual(aas['D'].MonoMass + addedMass1, s1[1].Mass, 0.0001);
Assert.AreEqual(aas['K'].MonoMass, s1[2].Mass, 0.0001);
}
protected void InitCalculator()
{
{
var sample = new Aminoacids();
sample.SetVisible(false);
var reference = new Aminoacids();
reference.SetVisible(false);
var sampleNterm = new AtomComposition("");
var sampleCterm = new AtomComposition("");
var refNterm = new AtomComposition("");
var refCterm = new AtomComposition("");
foreach (SectionInfo si in this.sections)
{
if (si.ItemName.Length == 1)
{
char aa = si.ItemName[0];
sample[aa].CompositionStr = si.SampleAtomMap.ToString();
sample[aa].ResetMass(Atom.GetMonoMass(si.SampleAtomMap), Atom.GetAverageMass(si.SampleAtomMap));
sample[aa].Visible = true;
reference[aa].CompositionStr = si.ReferenceAtomMap.ToString();
reference[aa].ResetMass(Atom.GetMonoMass(si.ReferenceAtomMap), Atom.GetAverageMass(si.ReferenceAtomMap));
reference[aa].Visible = true;
}
else if (si.ItemName.Equals("NTERM"))
{
sampleNterm = si.SampleAtomMap;
refNterm = si.ReferenceAtomMap;
}
else if (si.ItemName.Equals("CTERM"))
{
sampleCterm = si.SampleAtomMap;
refCterm = si.ReferenceAtomMap;
}
else
{
throw new Exception("What is it? " + si.ItemName[0]);
}
}
this.sampleCalculator = AllocatePeptideMassCalculator(sample, this.getMassFromComposition(sampleNterm),
this.getMassFromComposition(sampleCterm));
this.referenceCalculator = AllocatePeptideMassCalculator(reference, this.getMassFromComposition(refNterm),
this.getMassFromComposition(refCterm));
this.sampleAtomCompositionCalculator = new PeptideAtomCompositionCalculator(sampleNterm, sampleCterm, sample);
this.referenceAtomCompositionCalculator = new PeptideAtomCompositionCalculator(refNterm, refCterm, reference);
}
}
public void InitTerminalLoss(Aminoacids aa, int maxTerminalLossLength, int minSequenceLength)
{
this.TerminalLoss = new List <TerminalLossItem>();
var seq = PeptideUtils.GetMatchedSequence(this.Peptide);
var pureseq = PeptideUtils.GetPureSequence(this.Peptide);
var pos = 0;
var index = 0;
var maxIndex = Math.Min(maxTerminalLossLength, pureseq.Length - minSequenceLength);
var deltaMass = 0.0;
while (index < maxIndex)
{
deltaMass += aa[seq[pos]].MonoMass;
if (!char.IsUpper(seq[pos + 1]))
{
pos++;
continue;
}
index++;
pos++;
var precursorLoss = this.Precursor - deltaMass / this.Charge;
this.TerminalLoss.Add(new TerminalLossItem(true, pureseq.Substring(index), precursorLoss));
}
index = 0;
pos = seq.Length - 1;
deltaMass = 0.0;
while (index < maxIndex)
{
deltaMass += aa[seq[pos]].MonoMass;
if (!char.IsUpper(seq[pos]))
{
pos--;
continue;
}
index++;
pos--;
var precursorLoss = this.Precursor - deltaMass / this.Charge;
this.TerminalLoss.Add(new TerminalLossItem(false, pureseq.Substring(0, pureseq.Length - index), precursorLoss));
}
}
public void TestTransferTo()
{
var aas = new Aminoacids();
int count;
var actual = SnpCode.TransferTo(aas['I'], aas['L'], out count);
Assert.AreEqual(1, count);
Assert.AreEqual("AUU->CUU ! AUC->CUC ! AUA->UUA ! AUA->CUA", actual);
actual = SnpCode.TransferTo(aas['I'], aas['.'], out count);
Assert.AreEqual(int.MaxValue, count);
Assert.AreEqual(string.Empty, actual);
actual = SnpCode.TransferTo(aas['.'], aas['I'], out count);
Assert.AreEqual(int.MaxValue, count);
Assert.AreEqual(string.Empty, actual);
}
private string[] DoStatistic(string fileName, Aminoacids aas, MascotPeptideTextFormat format, Dictionary <string, Sequence> proMap, IClassification <IIdentifiedPeptide> classification, string mutHeader, MascotPeptideTextFormat mutPepFormat, List <List <IGrouping <string, IIdentifiedPeptide> > > curtype, string curname)
{
var pairedMut = (from r in curtype
where r.Count > 1
select r).ToList();
var dic = pairedMut.GroupBy(m => GetMaxScore(m[0]).Spectrum.Query.FileScan.LongFileName);
var pairedOne2OneMut = (from d in dic
where d.Count() == 1
from s in d
select s).ToList();
var pairedOne2OneFile = fileName + curname + ".paired.one2one.mut";
var pairedOne2OnePeptideFile = OutputPairedResult(aas, format, proMap, classification, mutHeader, mutPepFormat, pairedOne2OneMut, pairedOne2OneFile);
var pairedOne2MultipleMut = pairedMut.Except(pairedOne2OneMut).OrderBy(m => GetMaxScore(m[0]).Spectrum.Query.FileScan.LongFileName).ToList();
var pairedOne2MultipleFile = fileName + curname + ".paired.one2multiple.mut";
var pairedOne2MultiplePeptideFile = OutputPairedResult(aas, format, proMap, classification, mutHeader, mutPepFormat, pairedOne2MultipleMut, pairedOne2MultipleFile);
var unpairedFile = fileName + curname + ".unpaired.mut";
var unpairedMut = (from r in curtype
where r.Count == 1
select r).ToList();
using (StreamWriter sw = new StreamWriter(unpairedFile))
{
sw.WriteLine("Index\t" + mutHeader + "\tSequence\tPepCount");
int resIndex = 0;
foreach (var res in unpairedMut)
{
resIndex++;
var curMutSpectrum = GetMaxScore(res[0]);
var mutSeq = curMutSpectrum.PureSequence;
sw.WriteLine("${0}\t{1}\t{2}\t{3}", resIndex, mutPepFormat.PeptideFormat.GetString(curMutSpectrum.Spectrum), mutSeq, res[0].Count());
}
}
var unpairedPeptideFile = unpairedFile + ".peptides";
SavePeptidesFile(unpairedMut, format, unpairedPeptideFile);
return(new string[] { pairedOne2OneFile, pairedOne2OnePeptideFile, pairedOne2MultipleFile, pairedOne2MultiplePeptideFile, unpairedFile, unpairedPeptideFile });
}
public void TestTransferTo()
{
var aas = new Aminoacids();
int count;
var actual = SnpCode.TransferTo(aas['I'], aas['L'], out count);
Assert.AreEqual(1, count);
Assert.AreEqual("AUU->CUU ! AUC->CUC ! AUA->UUA ! AUA->CUA", actual);
actual = SnpCode.TransferTo(aas['I'], aas['.'], out count);
Assert.AreEqual(int.MaxValue, count);
Assert.AreEqual(string.Empty, actual);
actual = SnpCode.TransferTo(aas['.'], aas['I'], out count);
Assert.AreEqual(int.MaxValue, count);
Assert.AreEqual(string.Empty, actual);
}
//[Test]
public void TestWuyinPeptide()
{
List<String> lines = FileUtils.ReadFile(@"C:\Documents and Settings\sheng\Desktop\sequences.txt");
var aas = new Aminoacids();
foreach (String line in lines)
{
AtomComposition ac = aas.GetPeptideAtomComposition(line);
ac.Add(new AtomComposition("H2O"));
List<double> profile = this.ip.GetProfile(ac, 10);
Console.WriteLine(line);
Console.WriteLine(ac);
foreach (double d in profile)
{
Console.WriteLine(d);
}
Console.WriteLine();
}
}
//[Test]
public void TestWuyinPeptide()
{
List <String> lines = FileUtils.ReadFile(@"C:\Documents and Settings\sheng\Desktop\sequences.txt");
var aas = new Aminoacids();
foreach (String line in lines)
{
AtomComposition ac = aas.GetPeptideAtomComposition(line);
ac.Add(new AtomComposition("H2O"));
List <double> profile = this.ip.GetProfile(ac, 10);
Console.WriteLine(line);
Console.WriteLine(ac);
foreach (double d in profile)
{
Console.WriteLine(d);
}
Console.WriteLine();
}
}
public void TestBuild()
{
var aas = new Aminoacids();
aas['*'].ResetMass(79.9799, 79.9799);
aas['C'].ResetMass(160.1652, 160.1652);
var builder = new CIDPeptideB2SeriesBuilder <IonTypePeak>()
{
CurAminoacids = aas
};
List <IonTypePeak> pkl = builder.Build("APYMEEQLQLLMCKYPEMT*LEDK");
//Output(pkl, IonType.B2);
Assert.IsTrue(pkl.All(m => m.Charge == 2));
Assert.AreEqual(22, pkl.Count);
AssertPeak(pkl[0], IonType.B2, 1, 36.5264);
AssertPeak(pkl[1], IonType.B2, 2, 85.0528);
AssertPeak(pkl[2], IonType.B2, 3, 166.5844);
AssertPeak(pkl[3], IonType.B2, 4, 232.1047);
AssertPeak(pkl[4], IonType.B2, 5, 296.6260);
AssertPeak(pkl[5], IonType.B2, 6, 361.1473);
AssertPeak(pkl[6], IonType.B2, 7, 425.1765);
AssertPeak(pkl[7], IonType.B2, 8, 481.7186);
AssertPeak(pkl[8], IonType.B2, 9, 545.7479);
AssertPeak(pkl[9], IonType.B2, 10, 602.2899);
AssertPeak(pkl[10], IonType.B2, 11, 658.8319);
AssertPeak(pkl[11], IonType.B2, 12, 724.3522);
AssertPeak(pkl[12], IonType.B2, 13, 804.4348);
AssertPeak(pkl[13], IonType.B2, 14, 868.4823);
AssertPeak(pkl[14], IonType.B2, 15, 950.0139);
AssertPeak(pkl[15], IonType.B2, 16, 998.5403);
AssertPeak(pkl[16], IonType.B2, 17, 1063.0616);
AssertPeak(pkl[17], IonType.B2, 18, 1128.5818);
AssertPeak(pkl[18], IonType.B2, 19, 1219.0956);
AssertPeak(pkl[19], IonType.B2, 20, 1275.6377);
AssertPeak(pkl[20], IonType.B2, 21, 1340.1590);
AssertPeak(pkl[21], IonType.B2, 22, 1397.6724);
}
public IPeptideMassCalculator GetPeptideMassCalculator()
{
bool isMono = IsPrecursorMonoisotopic();
var aas = new Aminoacids();
Dictionary <char, double> staticModifications = GetStaticAminoacidModification();
foreach (char aa in staticModifications.Keys)
{
aas[aa].ResetMass(aas[aa].MonoMass + staticModifications[aa], aas[aa].AverageMass + staticModifications[aa]);
}
var diff = new[] { '*', '#', '@', '^', '~', '$' };
int i = 0;
foreach (double mod in Diff_search_options.Values)
{
aas[diff[i++]].ResetMass(mod, mod);
}
double nterm = isMono ? Atom.H.MonoMass : Atom.H.AverageMass;
double cterm = isMono ? Atom.H.MonoMass + Atom.O.MonoMass : Atom.H.AverageMass + Atom.O.AverageMass;
if (this.term_diff_search_options.First != 0.0 || this.term_diff_search_options.Second != 0.0)
{
throw new Exception(
"Term dynamic modification has not been implemented into this function, call author to fix it.");
}
IPeptideMassCalculator result;
if (isMono)
{
result = new MonoisotopicPeptideMassCalculator(aas, nterm, cterm);
}
else
{
result = new AveragePeptideMassCalculator(aas, nterm, cterm);
}
return(result);
}
public void TestBuild()
{
var aas = new Aminoacids();
aas['*'].ResetMass(79.9799, 79.9799);
aas['C'].ResetMass(160.1652, 160.1652);
var builder = new CIDPeptideB2SeriesBuilder<IonTypePeak>()
{
CurAminoacids = aas
};
List<IonTypePeak> pkl = builder.Build("APYMEEQLQLLMCKYPEMT*LEDK");
//Output(pkl, IonType.B2);
Assert.IsTrue(pkl.All(m => m.Charge == 2));
Assert.AreEqual(22, pkl.Count);
AssertPeak(pkl[0], IonType.B2, 1, 36.5264);
AssertPeak(pkl[1], IonType.B2, 2, 85.0528);
AssertPeak(pkl[2], IonType.B2, 3, 166.5844);
AssertPeak(pkl[3], IonType.B2, 4, 232.1047);
AssertPeak(pkl[4], IonType.B2, 5, 296.6260);
AssertPeak(pkl[5], IonType.B2, 6, 361.1473);
AssertPeak(pkl[6], IonType.B2, 7, 425.1765);
AssertPeak(pkl[7], IonType.B2, 8, 481.7186);
AssertPeak(pkl[8], IonType.B2, 9, 545.7479);
AssertPeak(pkl[9], IonType.B2, 10, 602.2899);
AssertPeak(pkl[10], IonType.B2, 11, 658.8319);
AssertPeak(pkl[11], IonType.B2, 12, 724.3522);
AssertPeak(pkl[12], IonType.B2, 13, 804.4348);
AssertPeak(pkl[13], IonType.B2, 14, 868.4823);
AssertPeak(pkl[14], IonType.B2, 15, 950.0139);
AssertPeak(pkl[15], IonType.B2, 16, 998.5403);
AssertPeak(pkl[16], IonType.B2, 17, 1063.0616);
AssertPeak(pkl[17], IonType.B2, 18, 1128.5818);
AssertPeak(pkl[18], IonType.B2, 19, 1219.0956);
AssertPeak(pkl[19], IonType.B2, 20, 1275.6377);
AssertPeak(pkl[20], IonType.B2, 21, 1340.1590);
AssertPeak(pkl[21], IonType.B2, 22, 1397.6724);
}
public void TestBuild()
{
var aas = new Aminoacids();
var builder = new ETDPeptideCSeriesBuilder <IonTypePeak>(2000, 3)
{
CurAminoacids = aas
};
aas['*'].ResetMass(1217.117, 1217.117);
List <IonTypePeak> pkl = builder.Build("SRN*LTK");
AssertPeak(pkl[0], IonType.C, 1, 105.0664);
AssertPeak(pkl[1], IonType.C, 2, 261.1675);
AssertPeak(pkl[2], IonType.C, 3, 1592.3274);
AssertPeak(pkl[3], IonType.C, 4, 1705.4115);
AssertPeak(pkl[4], IonType.C, 5, 1806.4592);
//pkl.ForEach(p => Console.Out.WriteLine(MyConvert.Format("{0}{1}\t{2:0.0000}", p.PeakType, p.PeakIndex, p.Mz)));
}
public void TestBuild()
{
var aas = new Aminoacids();
var builder = new ETDPeptideCSeriesBuilder<IonTypePeak>(2000, 3)
{
CurAminoacids = aas
};
aas['*'].ResetMass(1217.117, 1217.117);
List<IonTypePeak> pkl = builder.Build("SRN*LTK");
AssertPeak(pkl[0], IonType.C, 1, 105.0664);
AssertPeak(pkl[1], IonType.C, 2, 261.1675);
AssertPeak(pkl[2], IonType.C, 3, 1592.3274);
AssertPeak(pkl[3], IonType.C, 4, 1705.4115);
AssertPeak(pkl[4], IonType.C, 5, 1806.4592);
//pkl.ForEach(p => Console.Out.WriteLine(MyConvert.Format("{0}{1}\t{2:0.0000}", p.PeakType, p.PeakIndex, p.Mz)));
}
protected override void DoRealGo()
{
MassCalculator averageCalc = new MassCalculator(Atom.AverageMassFunction);
MassCalculator monoCalc = new MassCalculator(Atom.MonoMassFunction);
Aminoacids aas = new Aminoacids();
aas['C'].ResetMass(aas['C'].MonoMass + 57.0215, aas['C'].AverageMass + 57.0215);
StringBuilder sb = new StringBuilder();
double totalMass = 0.0;
if (peptideSequence.Text.Length > 0)
{
double averageMass = aas.AveragePeptideMass(peptideSequence.Text);
sb.Append(MyConvert.Format("PeptideMass={0:0.0000}; ", averageMass));
totalMass = averageMass;
}
if (glycanStructure.Text.Length > 0)
{
AtomComposition ac = new AtomComposition(glycanStructure.Text);
double averageMass = averageCalc.GetMass(ac);
sb.Append(MyConvert.Format("GlycanMass={0:0.0000}; ", averageMass));
if (totalMass > 0)
{
totalMass += averageMass - 18.0;
sb.Append(MyConvert.Format("TotalMass={0:0.0000}; ", totalMass));
for (int charge = 2; charge <= 4; charge++)
{
sb.Append(MyConvert.Format("Charge{0}={1:0.0000}; ", charge, (totalMass + charge) / charge));
}
}
}
txtResultInfo.Text = sb.ToString();
}
public void TestBuild()
{
var aas = new Aminoacids();
aas['*'].ResetMass(79.9799, 79.9799);
aas['C'].ResetMass(160.1652, 160.1652);
var builder = new CIDPeptideY2SeriesBuilder <IonTypePeak>()
{
CurAminoacids = aas
};
List <IonTypePeak> pkl = builder.Build("APYMEEQLQLLMCKYPEMT*LEDK");
//Output(pkl, IonType.Y2);
Assert.AreEqual(22, pkl.Count);
AssertPeak(pkl[0], IonType.Y2, 1, 74.0606);
AssertPeak(pkl[1], IonType.Y2, 2, 131.5741);
AssertPeak(pkl[2], IonType.Y2, 3, 196.0954);
AssertPeak(pkl[3], IonType.Y2, 4, 252.6374);
AssertPeak(pkl[4], IonType.Y2, 5, 343.1512);
AssertPeak(pkl[5], IonType.Y2, 6, 408.6714);
AssertPeak(pkl[6], IonType.Y2, 7, 473.1927);
AssertPeak(pkl[7], IonType.Y2, 8, 521.7191);
AssertPeak(pkl[8], IonType.Y2, 9, 603.2508);
AssertPeak(pkl[9], IonType.Y2, 10, 667.2982);
AssertPeak(pkl[10], IonType.Y2, 11, 747.3808);
AssertPeak(pkl[11], IonType.Y2, 12, 812.9011);
AssertPeak(pkl[12], IonType.Y2, 13, 869.4431);
AssertPeak(pkl[13], IonType.Y2, 14, 925.9851);
AssertPeak(pkl[14], IonType.Y2, 15, 990.0144);
AssertPeak(pkl[15], IonType.Y2, 16, 1046.5565);
AssertPeak(pkl[16], IonType.Y2, 17, 1110.5858);
AssertPeak(pkl[17], IonType.Y2, 18, 1175.1071);
AssertPeak(pkl[18], IonType.Y2, 19, 1239.6284);
AssertPeak(pkl[19], IonType.Y2, 20, 1305.1486);
AssertPeak(pkl[20], IonType.Y2, 21, 1386.6803);
AssertPeak(pkl[21], IonType.Y2, 22, 1435.2066);
}
public void TestIsRnaEditing()
{
var aas = new Aminoacids();
var aasstr = aas.GetVisibleAminoacids();
for (int i = 0; i < aasstr.Length; i++)
{
for (int j = 0; j < aasstr.Length; j++)
{
if(i == j)
{
continue;
}
string mutationstr;
if (aas[aasstr[i]].IsRnaEditing(aas[aasstr[j]], out mutationstr))
{
Console.WriteLine(aasstr[i] + "->" + aasstr[j] + " : " + mutationstr);
}
}
}
}
public void TestPeptideAtomCompositionCalculator()
{
AtomComposition nterm = new AtomComposition("H");
AtomComposition cterm = new AtomComposition("OH");
Aminoacids aas = new Aminoacids();
PeptideAtomCompositionCalculator calc = new PeptideAtomCompositionCalculator(nterm, cterm, aas);
//Terminal only
IPeptideInfo terminalInfo = new IdentifiedPeptideInfo("",0.0,0);
AtomComposition terminalActual = calc.GetAtomComposition(terminalInfo);
Assert.AreEqual(2, terminalActual[Atom.H]);
Assert.AreEqual(1, terminalActual[Atom.O]);
//A:C3H5NO
IPeptideInfo peptideInfo = new IdentifiedPeptideInfo("A", 0.0, 0);
AtomComposition peptideActual = calc.GetAtomComposition(peptideInfo);
Assert.AreEqual(3, peptideActual[Atom.C]);
Assert.AreEqual(7, peptideActual[Atom.H]);
Assert.AreEqual(1, peptideActual[Atom.N]);
Assert.AreEqual(2, peptideActual[Atom.O]);
}
public void TestBuild()
{
var aas = new Aminoacids();
aas['*'].ResetMass(79.9799, 79.9799);
aas['C'].ResetMass(160.1652, 160.1652);
var builder = new CIDPeptideY2SeriesBuilder<IonTypePeak>()
{
CurAminoacids = aas
};
List<IonTypePeak> pkl = builder.Build("APYMEEQLQLLMCKYPEMT*LEDK");
//Output(pkl, IonType.Y2);
Assert.AreEqual(22, pkl.Count);
AssertPeak(pkl[0], IonType.Y2, 1, 74.0606);
AssertPeak(pkl[1], IonType.Y2, 2, 131.5741);
AssertPeak(pkl[2], IonType.Y2, 3, 196.0954);
AssertPeak(pkl[3], IonType.Y2, 4, 252.6374);
AssertPeak(pkl[4], IonType.Y2, 5, 343.1512);
AssertPeak(pkl[5], IonType.Y2, 6, 408.6714);
AssertPeak(pkl[6], IonType.Y2, 7, 473.1927);
AssertPeak(pkl[7], IonType.Y2, 8, 521.7191);
AssertPeak(pkl[8], IonType.Y2, 9, 603.2508);
AssertPeak(pkl[9], IonType.Y2, 10, 667.2982);
AssertPeak(pkl[10], IonType.Y2, 11, 747.3808);
AssertPeak(pkl[11], IonType.Y2, 12, 812.9011);
AssertPeak(pkl[12], IonType.Y2, 13, 869.4431);
AssertPeak(pkl[13], IonType.Y2, 14, 925.9851);
AssertPeak(pkl[14], IonType.Y2, 15, 990.0144);
AssertPeak(pkl[15], IonType.Y2, 16, 1046.5565);
AssertPeak(pkl[16], IonType.Y2, 17, 1110.5858);
AssertPeak(pkl[17], IonType.Y2, 18, 1175.1071);
AssertPeak(pkl[18], IonType.Y2, 19, 1239.6284);
AssertPeak(pkl[19], IonType.Y2, 20, 1305.1486);
AssertPeak(pkl[20], IonType.Y2, 21, 1386.6803);
AssertPeak(pkl[21], IonType.Y2, 22, 1435.2066);
}
public override void InitializeByTag(double tagMH)
{
var aas = new Aminoacids();
var minb = aas['G'].MonoMass + tagMH;
var h2o = Atom.H.MonoMass * 2 + Atom.O.MonoMass;
var miny = Math.Min(aas['K'].MonoMass + tagMH + h2o, aas['R'].MonoMass + h2o + Atom.H.MonoMass);
this.lowBYFreeWindow = Math.Min(minb, miny);
var massR = aas['R'].MonoMass + h2o;
var massK = aas['K'].MonoMass + tagMH + Atom.H.MonoMass + Atom.O.MonoMass;
this.highBYFreeWindow = Math.Min(massR, massK);
if (massR < massK)
{
this.highBYFreeWindowDescription = "PrecursorMass-Arg-H2O";
}
else
{
this.highBYFreeWindowDescription = "PrecursorMass-Lys-Label-OH";
}
}
public void TestIsRnaEditing()
{
var aas = new Aminoacids();
var aasstr = aas.GetVisibleAminoacids();
for (int i = 0; i < aasstr.Length; i++)
{
for (int j = 0; j < aasstr.Length; j++)
{
if (i == j)
{
continue;
}
string mutationstr;
if (aas[aasstr[i]].IsRnaEditing(aas[aasstr[j]], out mutationstr))
{
Console.WriteLine(aasstr[i] + "->" + aasstr[j] + " : " + mutationstr);
}
}
}
}
private void WriteModifications(SequestParam sp)
{
var aas = new Aminoacids();
foreach (SequestStaticModification ssm in sp.StaticModification.Keys)
{
double addMass = sp.StaticModification[ssm];
if (addMass != 0.0)
{
switch (ssm)
{
case SequestStaticModification.add_Cterm_peptide:
case SequestStaticModification.add_Cterm_protein:
case SequestStaticModification.add_Nterm_peptide:
case SequestStaticModification.add_Nterm_protein:
break;
default:
char aa = SequestParam.ModificationToAminoacid(ssm);
this.sw.WriteLine(
" <aminoacid_modification aminoacid=\"{0}\" massdiff=\"{1:0.0000}\" mass=\"{2:0.0000}\" variable=\"N\"/>",
aa, addMass, aas[aa].MonoMass + addMass);
break;
}
}
}
foreach (String aminoacids in sp.Diff_search_options.Keys)
{
double addMass = sp.Diff_search_options[aminoacids];
foreach (char aa in aminoacids)
{
this.sw.WriteLine(
" <aminoacid_modification aminoacid=\"{0}\" massdiff=\"{1:0.0000}\" mass=\"{2:0.0000}\" variable=\"Y\"/>",
aa, addMass, aas[aa].MonoMass + addMass);
}
}
}
private void WriteModifications(StreamWriter sw, PepXmlModifications sp)
{
var aas = new Aminoacids();
foreach (var ssm in sp)
{
if (ssm.MassDiff != 0.0)
{
if (ssm.IsAminoacid)
{
sw.Write(" <aminoacid_modification aminoacid=\"{0}\" massdiff=\"{1:0.0000}\" mass=\"{2:0.0000}\" variable=\"{3}\"",
ssm.Aminoacid,
ssm.MassDiff,
ssm.Mass,
ssm.IsVariable ? "Y" : "N");
}
else
{
sw.Write(" <terminal_modification terminus=\"{0}\" massdiff=\"{1:0.0000}\" mass=\"{2:0.0000}\" variable=\"{3}\" protein_terminus=\"{4}\"",
ssm.IsTerminalN ? "n" : "c",
ssm.MassDiff,
ssm.Mass,
ssm.IsVariable ? "Y" : "N",
ssm.IsProteinTerminal ? (ssm.IsTerminalN ? "n" : "c") : "");
}
if (string.IsNullOrEmpty(ssm.Symbol))
{
sw.WriteLine("/>");
}
else
{
sw.WriteLine(" symbol=\"{0}\"/>", ssm.Symbol);
}
}
}
}