public TransitionQuantInfo(TransitionIsotopeDistInfo isotopeDistInfo, TransitionLibInfo libInfo, bool quantitative) : this() { IsotopeDistInfo = isotopeDistInfo; LibInfo = libInfo; Quantititative = quantitative; }
public TransitionDocNode(Transition id, Annotations annotations, TransitionLosses losses, double massH, TransitionIsotopeDistInfo isotopeDistInfo, TransitionLibInfo libInfo, Results <TransitionChromInfo> results) : base(id, annotations) { Losses = losses; if (losses != null) { massH -= losses.Mass; } if (id.IsCustom()) { Mz = new SignedMz(BioMassCalc.CalculateIonMz(massH, id.Charge), id.IsNegative()); } else { Mz = new SignedMz(SequenceMassCalc.GetMZ(massH, id.Charge) + SequenceMassCalc.GetPeptideInterval(id.DecoyMassShift), id.IsNegative()); } IsotopeDistInfo = isotopeDistInfo; LibInfo = libInfo; Results = results; }
public TransitionDocNode(Transition id, TransitionLosses losses, double massH, TransitionIsotopeDistInfo isotopeDistInfo, TransitionLibInfo libInfo) : this(id, Annotations.EMPTY, losses, massH, isotopeDistInfo, libInfo, null) { }
public TransitionQuantInfo ChangeIsotopeDistInfo(TransitionIsotopeDistInfo transitionIsotopeDistInfo) { var quantInfo = this; quantInfo.IsotopeDistInfo = transitionIsotopeDistInfo; if (transitionIsotopeDistInfo != null) { quantInfo.LibInfo = null; } return(quantInfo); }
private TransitionDocNode CreateTransitionNode(int massIndex, double precursorMassH, TransitionIsotopeDistInfo isotopeDistInfo, TransitionLosses losses, IDictionary <double, LibraryRankedSpectrumInfo.RankedMI> transitionRanks, CustomIon customIon = null) { Transition transition = new Transition(this, massIndex, customIon); var info = isotopeDistInfo == null?TransitionDocNode.GetLibInfo(transition, Transition.CalcMass(precursorMassH, losses), transitionRanks) : null; return(new TransitionDocNode(transition, losses, precursorMassH, isotopeDistInfo, info)); }
public IEnumerable <TransitionDocNode> GetPrecursorTransitions(SrmSettings settings, ExplicitMods mods, IPrecursorMassCalc calcFilterPre, IFragmentMassCalc calcPredict, double precursorMz, IsotopeDistInfo isotopeDist, IList <IList <ExplicitLoss> > potentialLosses, IDictionary <double, LibraryRankedSpectrumInfo.RankedMI> transitionRanks, bool libraryFilter, bool useFilter) { var tranSettings = settings.TransitionSettings; var fullScan = tranSettings.FullScan; MassType massType = tranSettings.Prediction.FragmentMassType; int minMz = tranSettings.Instrument.GetMinMz(precursorMz); int maxMz = tranSettings.Instrument.MaxMz; bool precursorMS1 = fullScan.IsEnabledMs; if (IsCustomIon) { var ionMz = BioMassCalc.CalculateIonMz( CustomIon.GetMass(settings.TransitionSettings.Prediction.PrecursorMassType), PrecursorCharge); if (!useFilter || !libraryFilter || IsMatched(transitionRanks, ionMz, IonType.precursor, PrecursorCharge, null)) { if (precursorMS1 && isotopeDist != null) { foreach (int i in fullScan.SelectMassIndices(isotopeDist, useFilter)) { double precursorMS1Mass = isotopeDist.GetMassI(i); ionMz = BioMassCalc.CalculateIonMz(precursorMS1Mass, PrecursorCharge); if (minMz > ionMz || ionMz > maxMz) { continue; } var isotopeDistInfo = new TransitionIsotopeDistInfo(isotopeDist.GetRankI(i), isotopeDist.GetProportionI(i)); yield return(CreateTransitionNode(i, precursorMS1Mass, isotopeDistInfo, null, transitionRanks, CustomIon)); } } else { var transition = new Transition(this, PrecursorCharge, null, CustomIon, IonType.precursor); double massH = CustomIon.GetMass(settings.TransitionSettings.Prediction.PrecursorMassType); yield return(new TransitionDocNode(transition, null, massH, null, null)); } } yield break; } string sequence = Peptide.Sequence; bool precursorNoProducts = precursorMS1 && !fullScan.IsEnabledMsMs && tranSettings.Filter.IonTypes.Count == 1 && tranSettings.Filter.IonTypes[0] == IonType.precursor; double precursorMassPredict = calcPredict.GetPrecursorFragmentMass(sequence); foreach (var losses in CalcTransitionLosses(IonType.precursor, 0, massType, potentialLosses)) { double ionMz = SequenceMassCalc.GetMZ(Transition.CalcMass(precursorMassPredict, losses), PrecursorCharge); if (losses == null) { if (precursorMS1 && isotopeDist != null) { foreach (int i in fullScan.SelectMassIndices(isotopeDist, useFilter)) { double precursorMS1Mass = isotopeDist.GetMassI(i, DecoyMassShift); ionMz = SequenceMassCalc.GetMZ(precursorMS1Mass, PrecursorCharge); if (minMz > ionMz || ionMz > maxMz) { continue; } var isotopeDistInfo = new TransitionIsotopeDistInfo( isotopeDist.GetRankI(i), isotopeDist.GetProportionI(i)); yield return(CreateTransitionNode(i, precursorMS1Mass, isotopeDistInfo, null, transitionRanks)); } continue; } } // If there was loss, it is possible (though not likely) that the ion m/z value // will now fall below the minimum measurable value for the instrument else if (minMz > ionMz) { continue; } // If filtering precursors from MS1 scans, then ranking in MS/MS does not apply bool precursorIsProduct = !precursorMS1 || losses != null; // Skip product ion precursors, if the should not be included if (useFilter && precursorIsProduct && precursorNoProducts) { continue; } if (!useFilter || !precursorIsProduct || !libraryFilter || IsMatched(transitionRanks, ionMz, IonType.precursor, PrecursorCharge, losses)) { yield return(CreateTransitionNode(0, precursorMassPredict, null, losses, precursorIsProduct ? transitionRanks : null)); } } }
private TransitionDocNode CreateTransitionNode(int massIndex, TypedMass precursorMassH, TransitionIsotopeDistInfo isotopeDistInfo, TransitionLosses losses, IDictionary <double, LibraryRankedSpectrumInfo.RankedMI> transitionRanks, CustomMolecule customMolecule = null) { Transition transition = new Transition(this, massIndex, customMolecule); var quantInfo = TransitionDocNode.TransitionQuantInfo.GetLibTransitionQuantInfo(transition, losses, Transition.CalcMass(precursorMassH, losses), transitionRanks).ChangeIsotopeDistInfo(isotopeDistInfo); return(new TransitionDocNode(transition, losses, precursorMassH, quantInfo)); }
private TransitionDocNode CreateTransitionNode(int massIndex, TypedMass precursorMassH, TransitionIsotopeDistInfo isotopeDistInfo, TransitionLosses losses, IDictionary <double, LibraryRankedSpectrumInfo.RankedMI> transitionRanks, Adduct productAdduct, CustomMolecule customMolecule = null) { Transition transition = new Transition(this, massIndex, productAdduct, customMolecule); var quantInfo = TransitionDocNode.TransitionQuantInfo.GetLibTransitionQuantInfo(transition, losses, Transition.CalcMass(precursorMassH, losses), transitionRanks).ChangeIsotopeDistInfo(isotopeDistInfo); var transitionDocNode = new TransitionDocNode(transition, losses, precursorMassH, quantInfo, ExplicitTransitionValues.EMPTY); if (massIndex < 0) { transitionDocNode = transitionDocNode.ChangeQuantitative(false); } return(transitionDocNode); }
public IEnumerable <TransitionDocNode> GetPrecursorTransitions(SrmSettings settings, ExplicitMods mods, IPrecursorMassCalc calcPredictPre, IFragmentMassCalc calcPredict, double precursorMz, IsotopeDistInfo isotopeDist, IList <IList <ExplicitLoss> > potentialLosses, IDictionary <double, LibraryRankedSpectrumInfo.RankedMI> transitionRanks, bool libraryFilter, bool useFilter, bool ensureMassesAreMeasurable) { var tranSettings = settings.TransitionSettings; var fullScan = tranSettings.FullScan; int minMz = tranSettings.Instrument.GetMinMz(precursorMz); int maxMz = tranSettings.Instrument.MaxMz; bool precursorMS1 = fullScan.IsEnabledMs; MassType massType = tranSettings.Prediction.FragmentMassType; MassType massTypeIon = precursorMS1 ? tranSettings.Prediction.PrecursorMassType : massType; var sequence = Peptide.Target; var ionTypes = IsProteomic ? tranSettings.Filter.PeptideIonTypes : tranSettings.Filter.SmallMoleculeIonTypes; bool precursorNoProducts = precursorMS1 && !fullScan.IsEnabledMsMs && ionTypes.Count == 1 && ionTypes[0] == IonType.precursor; var precursorMassPredict = precursorMS1 ? calcPredictPre.GetPrecursorMass(sequence) : calcPredict.GetPrecursorFragmentMass(sequence); foreach (var losses in CalcTransitionLosses(IonType.precursor, 0, massType, potentialLosses)) { Adduct productAdduct; if (losses == null) { productAdduct = PrecursorAdduct; } else { productAdduct = losses.GetProductAdduct(PrecursorAdduct); if (productAdduct == null) { continue; } } double ionMz = IsProteomic ? SequenceMassCalc.GetMZ(Transition.CalcMass(precursorMassPredict, losses), PrecursorAdduct) : PrecursorAdduct.MzFromNeutralMass(CustomMolecule.GetMass(massTypeIon), massTypeIon); if (losses == null) { if (precursorMS1 && isotopeDist != null && ensureMassesAreMeasurable) { foreach (int i in fullScan.SelectMassIndices(isotopeDist, useFilter)) { var precursorMS1Mass = isotopeDist.GetMassI(i, DecoyMassShift); ionMz = SequenceMassCalc.GetMZ(precursorMS1Mass, PrecursorAdduct); if (minMz > ionMz || ionMz > maxMz) { continue; } var isotopeDistInfo = new TransitionIsotopeDistInfo( isotopeDist.GetRankI(i), isotopeDist.GetProportionI(i)); yield return(CreateTransitionNode(i, precursorMS1Mass, isotopeDistInfo, null, transitionRanks, productAdduct)); } continue; } } // If there was loss, it is possible (though not likely) that the ion m/z value // will now fall below the minimum measurable value for the instrument else if (ensureMassesAreMeasurable && minMz > ionMz) { continue; } // If filtering precursors from MS1 scans, then ranking in MS/MS does not apply bool precursorIsProduct = !precursorMS1 || losses != null; // Skip product ion precursors, if the should not be included if (useFilter && precursorIsProduct && precursorNoProducts) { continue; } if (!useFilter || !precursorIsProduct || !libraryFilter || IsMatched(transitionRanks, ionMz, IonType.precursor, PrecursorAdduct, losses)) { yield return(CreateTransitionNode(0, precursorMassPredict, null, losses, precursorIsProduct ? transitionRanks : null, productAdduct)); } } }