Examples with Pair de.bioforscher.jstructure.mathematics.Pair used on opensource projects

Example 6 with Pair

use of de.bioforscher.jstructure.mathematics.Pair in project jstructure by JonStargaryen.

the class StructuralInformationParserService method parseContactStructuralInformationFile.

public List<ContactStructuralInformation> parseContactStructuralInformationFile(InputStream inputStream, Chain chain, List<AminoAcid> earlyFoldingResidues) {
    Map<Pair<Integer, Integer>, List<String>> parsingMap = new HashMap<>();
    try (Stream<String> stream = new BufferedReader(new InputStreamReader(inputStream)).lines()) {
        stream.forEach(line -> {
            String[] split = line.split("\t");
            String[] idSplit = split[0].split(",");
            Pair<Integer, Integer> idPair = new Pair<>(Integer.valueOf(idSplit[0].split("\\(")[1].trim()), Integer.valueOf(idSplit[1].split("\\)")[0].trim()));
            if (!parsingMap.containsKey(idPair)) {
                parsingMap.put(idPair, new ArrayList<>());
            }
            parsingMap.get(idPair).add(line);
        });
    }
    Map<Pair<Integer, Integer>, List<ReconstructionStructuralInformation>> reconstructionMap = new HashMap<>();
    parsingMap.entrySet().stream().flatMap(entry -> {
        String aa1 = chain.select().residueNumber(entry.getKey().getLeft()).asAminoAcid().getOneLetterCode();
        String aa2 = chain.select().residueNumber(entry.getKey().getRight()).asAminoAcid().getOneLetterCode();
        return entry.getValue().stream().map(line -> line.split("\t")).map(split -> new ReconstructionStructuralInformation(entry.getKey().getLeft(), aa1, entry.getKey().getRight(), aa2, ContactDistanceBin.resolve(new Pair<>(IdentifierFactory.createResidueIdentifier(entry.getKey().getLeft()), IdentifierFactory.createResidueIdentifier(entry.getKey().getRight()))).orElse(null), split[1].equals("true"), Double.valueOf(split[2]), Double.valueOf(split[3]), Double.valueOf(split[4]), Double.valueOf(split[5]), Double.valueOf(split[6]), Double.valueOf(split[7]), Double.valueOf(split[8]), Double.valueOf(split[9]), Double.valueOf(split[10])));
    }).forEach(rsi -> {
        Pair<Integer, Integer> idPair = new Pair<>(rsi.getResidueIdentifier1(), rsi.getResidueIdentifier2());
        if (!reconstructionMap.containsKey(idPair)) {
            reconstructionMap.put(idPair, new ArrayList<>());
        }
        reconstructionMap.get(idPair).add(rsi);
    });
    List<ReconstructionStructuralInformation> reconstructionStructuralInformation = reconstructionMap.values().stream().flatMap(Collection::stream).collect(Collectors.toList());
    int numberOfReconstructions = reconstructionStructuralInformation.size();
    double averageRmsd = reconstructionStructuralInformation.stream().mapToDouble(ReconstructionStructuralInformation::getRmsdIncrease).average().orElse(0.0);
    double standardDeviationRmsd = new StandardDeviation().evaluate(reconstructionStructuralInformation.stream().mapToDouble(ReconstructionStructuralInformation::getRmsdIncrease).toArray());
    double averageMaximumRmsd = reconstructionMap.entrySet().stream().mapToDouble(entry -> entry.getValue().stream().mapToDouble(ReconstructionStructuralInformation::getRmsdIncrease).max().orElse(0.0)).average().orElse(0.0);
    double standardDeviationMaximumRmsd = new StandardDeviation().evaluate(reconstructionMap.entrySet().stream().mapToDouble(entry -> entry.getValue().stream().mapToDouble(ReconstructionStructuralInformation::getRmsdIncrease).max().orElse(0.0)).toArray());
    List<ReconstructionStructuralInformation> topScoringReconstructions = reconstructionMap.values().stream().flatMap(Collection::stream).sorted(Comparator.comparingDouble(ReconstructionStructuralInformation::getRmsdIncrease).reversed()).limit((int) (0.1 * numberOfReconstructions)).collect(Collectors.toList());
    return reconstructionMap.entrySet().stream().map(entry -> {
        List<ReconstructionStructuralInformation> values = entry.getValue();
        ReconstructionStructuralInformation reference = values.get(0);
        return new ContactStructuralInformation(reference.getResidueIdentifier1(), reference.getAa1(), reference.getResidueIdentifier2(), reference.getAa2(), reference.getContactDistanceBin(), computeAverage(values, ReconstructionStructuralInformation::getBaselineRmsd), computeAverage(values, ReconstructionStructuralInformation::getBaselineTmScore), computeAverage(values, ReconstructionStructuralInformation::getBaselineQ), computeAverage(values, ReconstructionStructuralInformation::getRmsdIncrease), computeAverage(values, ReconstructionStructuralInformation::getTmScoreIncrease), computeAverage(values, ReconstructionStructuralInformation::getqIncrease), computeMaximum(values, ReconstructionStructuralInformation::getRmsdIncrease), computeMaximum(values, ReconstructionStructuralInformation::getTmScoreIncrease), computeMaximum(values, ReconstructionStructuralInformation::getqIncrease), residueIsInCollection(earlyFoldingResidues, entry.getKey().getLeft(), entry.getKey().getRight()), contactIsInCollection(earlyFoldingResidues, entry.getKey().getLeft(), entry.getKey().getRight()), averageRmsd, standardDeviationRmsd, averageMaximumRmsd, standardDeviationMaximumRmsd, reconstructionStructuralInformation, topScoringReconstructions, values.stream().map(ReconstructionStructuralInformation::getRmsdIncrease).collect(Collectors.toList()));
    }).collect(Collectors.toList());
}

Example 7 with Pair

use of de.bioforscher.jstructure.mathematics.Pair in project jstructure by JonStargaryen.

the class StructuralInformationParserServiceTest method shouldPrintStructuralInformationByContact.

@Test
public void shouldPrintStructuralInformationByContact() {
    Chain chain = StructureParser.fromPdbId("1bdd").parse().getFirstChain();
    List<AminoAcid> aminoAcids = chain.aminoAcids().collect(Collectors.toList());
    Start2FoldXmlParser.parseSpecificExperiment(chain, TestUtils.getResourceAsInputStream("efr/STF0045.xml"), Stream.of(185).collect(Collectors.toList()));
    List<AminoAcid> earlyFoldingResidues = chain.aminoAcids().filter(aminoAcid -> aminoAcid.getFeature(Start2FoldResidueAnnotation.class).isEarly()).collect(Collectors.toList());
    List<ContactStructuralInformation> contactStructuralInformation = StructuralInformationParserService.getInstance().parseContactStructuralInformationFile(TestUtils.getResourceAsInputStream("si/STF0045.out"), chain, earlyFoldingResidues);
    ResidueGraph residueGraph = ResidueGraph.createDistanceResidueGraph(chain);
    ResidueGraphCalculations residueGraphCalculations = new ResidueGraphCalculations(residueGraph);
    contactStructuralInformation.stream().map(si -> {
        AminoAcid aminoAcid1 = chain.select().residueIdentifier(IdentifierFactory.createResidueIdentifier(si.getResidueIdentifier1())).asAminoAcid();
        AminoAcid aminoAcid2 = chain.select().residueIdentifier(IdentifierFactory.createResidueIdentifier(si.getResidueIdentifier2())).asAminoAcid();
        Pair<AminoAcid, AminoAcid> pair = new Pair<>(aminoAcid1, aminoAcid2);
        double betweenness = residueGraphCalculations.betweenness(pair);
        return StandardFormat.format(si.getAverageRmsdIncrease()) + "," + StandardFormat.format(si.getAverageTmScoreIncrease()) + "," + StandardFormat.format(si.getAverageQIncrease()) + "," + StandardFormat.format(si.getMaximumRmsdIncrease()) + "," + StandardFormat.format(si.getMaximumTmScoreIncrease()) + "," + StandardFormat.format(si.getMaximumQIncrease()) + "," + StandardFormat.format(betweenness);
    }).forEach(System.out::println);
}

Example 8 with Pair

use of de.bioforscher.jstructure.mathematics.Pair in project jstructure by JonStargaryen.

the class ResidueGraphCalculations method shortestPathsPassingThrough.

/**
 * Determines the set of shortest paths passing through 1 particular edge.
 * @param contact
 * @return
 */
private List<GraphPath<AminoAcid, DefaultEdge>> shortestPathsPassingThrough(Pair<AminoAcid, AminoAcid> contact) {
    AminoAcid aminoAcid1 = contact.getLeft();
    AminoAcid aminoAcid2 = contact.getRight();
    return SetOperations.unorderedPairsOf(nodes).map(pair -> shortestPaths.get(pair.getLeft()).getPath(pair.getRight())).filter(graphPath -> {
        int index1 = graphPath.getVertexList().indexOf(aminoAcid1);
        int index2 = graphPath.getVertexList().indexOf(aminoAcid2);
        return index1 != -1 && index2 != -1 && Math.abs(index1 - index2) == 1;
    }).collect(Collectors.toList());
}

Example 9 with Pair

use of de.bioforscher.jstructure.mathematics.Pair in project jstructure by JonStargaryen.

the class A07_WriteStructuralInformationByContactCsv method handleLine.

private static Optional<String> handleLine(String line) {
    try {
        System.out.println(line);
        String[] split = line.split(";");
        String entryId = split[0];
        String pdbId = split[1];
        List<Integer> experimentIds = Pattern.compile(",").splitAsStream(split[2].replaceAll("\\[", "").replaceAll("]", "")).map(Integer::valueOf).collect(Collectors.toList());
        // boolean sane = split[6].equalsIgnoreCase("true");
        Structure structure = StructureParser.fromPdbId(pdbId).parse();
        Chain chain = structure.chains().findFirst().get();
        LinearAlgebra.PrimitiveDoubleArrayLinearAlgebra centroid = chain.calculate().centroid();
        Path start2foldXml = Start2FoldConstants.XML_DIRECTORY.resolve(entryId + ".xml");
        Start2FoldXmlParser.parseStability(chain, start2foldXml);
        Start2FoldXmlParser.parseSpecificExperiment(chain, start2foldXml, experimentIds);
        List<AminoAcid> earlyFoldingResidues = chain.aminoAcids().filter(aminoAcid -> aminoAcid.getFeature(Start2FoldResidueAnnotation.class).isEarly()).collect(Collectors.toList());
        List<Integer> functionalResidueNumbers = Start2FoldConstants.extractFunctionalResidueNumbers(split);
        List<AminoAcid> functionalResidues = new ArrayList<>();
        // do nothing if no annotation of functional residues exists
        if (!functionalResidueNumbers.isEmpty()) {
            FunctionalResidueParser.parse(chain, functionalResidueNumbers);
            chain.aminoAcids().filter(aminoAcid -> aminoAcid.getFeature(FunctionalResidueAnnotation.class).isFunctional()).forEach(functionalResidues::add);
        }
        List<AminoAcid> strongResidues = chain.aminoAcids().filter(aminoAcid -> aminoAcid.getFeature(Start2FoldResidueAnnotation.class).isStrong()).collect(Collectors.toList());
        List<AminoAcid> orderedResidues = chain.aminoAcids().filter(aminoAcid -> !aminoAcid.getFeature(GenericSecondaryStructure.class).getSecondaryStructure().isCoilType()).collect(Collectors.toList());
        List<AminoAcid> buriedResidues = chain.aminoAcids().filter(aminoAcid -> aminoAcid.getFeature(AccessibleSurfaceArea.class).isBuried()).collect(Collectors.toList());
        List<AminoAcid> residuesInEarlyFoldingSecondaryStructureElements = chain.aminoAcids().filter(aminoAcid -> !aminoAcid.getFeature(GenericSecondaryStructure.class).getSecondaryStructure().isCoilType()).filter(aminoAcid -> {
            GenericSecondaryStructure.SecondaryStructureElement surroundingSecondaryStructureElement = aminoAcid.getFeature(GenericSecondaryStructure.class).getSurroundingSecondaryStructureElement(aminoAcid);
            List<AminoAcid> surroundingAminoAcids = chain.getAminoAcids().subList(surroundingSecondaryStructureElement.getStart(), surroundingSecondaryStructureElement.getEnd() + 1);
            return surroundingAminoAcids.stream().anyMatch(earlyFoldingResidues::contains);
        }).collect(Collectors.toList());
        List<AminoAcid> aromaticResidues = chain.aminoAcids().filter(AminoAcid.Filter.AROMATIC).collect(Collectors.toList());
        List<ContactStructuralInformation> contactStructuralInformation = StructuralInformationParserService.getInstance().parseContactStructuralInformation(Start2FoldConstants.DATA_DIRECTORY.resolve("si").resolve("raw").resolve(entryId.toUpperCase() + ".out"), chain, earlyFoldingResidues);
        ResidueGraph conventionalProteinGraph = ResidueGraph.createResidueGraph(chain, ContactDefinitionFactory.createAlphaCarbonContactDefinition(8.0));
        ResidueGraphCalculations residueGraphCalculations = new ResidueGraphCalculations(conventionalProteinGraph);
        try {
            EvolutionaryCouplingParser.parsePlmScore(contactStructuralInformation, Jsoup.parse(Start2FoldConstants.newInputStream(Start2FoldConstants.COUPLING_DIRECTORY.resolve(entryId + "_ec.html")), "UTF-8", ""), chain.getAminoAcids().size());
        } catch (Exception e) {
        }
        boolean ecAnnotation = contactStructuralInformation.stream().anyMatch(csi -> csi.getPlmScore() != 0.0);
        PLIPInteractionContainer plipInteractionContainer = chain.getFeature(PLIPInteractionContainer.class);
        System.out.println("efr: " + (earlyFoldingResidues.size() > 0) + " strong: " + (strongResidues.size() > 0) + " functional: " + (functionalResidues.size() > 0) + " couplings: " + ecAnnotation);
        return Optional.of(contactStructuralInformation.stream().map(contact -> {
            AminoAcid aminoAcid1 = chain.select().residueNumber(contact.getResidueIdentifier1()).asAminoAcid();
            AminoAcid aminoAcid2 = chain.select().residueNumber(contact.getResidueIdentifier2()).asAminoAcid();
            Pair<AminoAcid, AminoAcid> pair = new Pair<>(aminoAcid1, aminoAcid2);
            ResidueTopologicPropertiesContainer residueTopologicPropertiesContainer1 = aminoAcid1.getFeature(ResidueTopologicPropertiesContainer.class);
            ResidueTopologicPropertiesContainer residueTopologicPropertiesContainer2 = aminoAcid1.getFeature(ResidueTopologicPropertiesContainer.class);
            LinearAlgebra.PrimitiveDoubleArrayLinearAlgebra contactCentroid = aminoAcid1.calculate().centroid().add(aminoAcid2.calculate().centroid()).divide(2);
            return pdbId + "," + "A" + "," + contact.getResidueIdentifier1() + "," + contact.getAa1() + "," + contact.getResidueIdentifier2() + "," + contact.getAa2() + "," + contact.getContactDistanceBin() + "," + (contact.getContactDistanceBin() == ContactDistanceBin.LONG) + "," + (contact.getContactDistanceBin() == ContactDistanceBin.MEDIUM) + "," + (contact.getContactDistanceBin() == ContactDistanceBin.SHORT) + "," + StandardFormat.format(contactCentroid.distance(centroid)) + "," + StandardFormat.format(contact.getAverageRmsdIncrease()) + "," + StandardFormat.format(contact.getAverageTmScoreIncrease()) + "," + StandardFormat.format(contact.getAverageQIncrease()) + "," + StandardFormat.format(contact.getMaximumRmsdIncrease()) + "," + StandardFormat.format(contact.getMaximumTmScoreIncrease()) + "," + StandardFormat.format(contact.getMaximumQIncrease()) + "," + StandardFormat.format(contact.getAverageRmsdIncreaseZScore()) + "," + contact.getFractionOfTopScoringContacts() + "," + StandardFormat.format(contact.getPlmScore()) + "," + contact.getCouplingRank() + "," + contact.istop02() + "," + contact.isTop04() + "," + contact.isTop06() + "," + contact.isTop08() + "," + contact.isTop10() + "," + contact.isTop12() + "," + contact.isTop14() + "," + contact.isTop16() + "," + StandardFormat.format(residueGraphCalculations.betweenness(pair)) + "," + StandardFormat.format(0.5 * residueTopologicPropertiesContainer1.getConventional().getBetweenness() + 0.5 * residueTopologicPropertiesContainer2.getConventional().getBetweenness()) + "," + StandardFormat.format(0.5 * residueTopologicPropertiesContainer1.getConventional().getCloseness() + 0.5 * residueTopologicPropertiesContainer2.getConventional().getCloseness()) + "," + StandardFormat.format(0.5 * residueTopologicPropertiesContainer1.getConventional().getClusteringCoefficient() + 0.5 * residueTopologicPropertiesContainer2.getConventional().getClusteringCoefficient()) + "," + plipInteractionContainer.getHydrogenBonds().stream().anyMatch(hydrogenBond -> isContact(hydrogenBond, aminoAcid1, aminoAcid2)) + "," + plipInteractionContainer.getHydrophobicInteractions().stream().anyMatch(hydrophobicInteraction -> isContact(hydrophobicInteraction, aminoAcid1, aminoAcid2)) + "," + contact.isEarlyFoldingResidue() + "," + contact.isEarlyFoldingContact() + "," + residueIsInCollection(functionalResidues, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + contactIsInCollection(functionalResidues, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + residueIsInCollection(strongResidues, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + contactIsInCollection(strongResidues, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + residueIsInCollection(buriedResidues, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + contactIsInCollection(buriedResidues, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + residueIsInCollection(orderedResidues, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + contactIsInCollection(orderedResidues, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + residueIsInCollection(residuesInEarlyFoldingSecondaryStructureElements, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + contactIsInCollection(residuesInEarlyFoldingSecondaryStructureElements, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + residueIsInCollection(aromaticResidues, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + contactIsInCollection(aromaticResidues, contact.getResidueIdentifier1(), contact.getResidueIdentifier2()) + "," + (earlyFoldingResidues.size() > 0) + "," + (strongResidues.size() > 0) + "," + (functionalResidues.size() > 0) + "," + ecAnnotation;
        }).collect(Collectors.joining(System.lineSeparator())));
    } catch (Exception e) {
        logger.info("calculation failed for {}\nby: {}", line, e.getMessage());
        return Optional.empty();
    }
}

Example 10 with Pair

use of de.bioforscher.jstructure.mathematics.Pair in project jstructure by JonStargaryen.

the class BaselineReconstruction method createContactTogglingReconstruction.

public ContactTogglingReconstruction createContactTogglingReconstruction(Pair<AminoAcid, AminoAcid> contactToToggle, int counter, int numberOfCombinations) {
    List<Pair<AminoAcid, AminoAcid>> contacts = new ArrayList<>(sampledMap.getLongRangeContacts());
    boolean contactWasRemoved = determineIfMapContainsContact(sampledMap, contactToToggle);
    if (contactWasRemoved) {
        contacts.removeIf(pair -> pairsMatchByResidueIdentifier(pair, contactToToggle));
    } else {
        contacts.add(contactToToggle);
    }
    return new ContactTogglingReconstruction(this, counter, numberOfCombinations, contactToToggle, contactWasRemoved, new ReconstructionContactMap(sampledMap.getAminoAcids(), contacts, fullMap.getContactDefinition()));
}