Examples with AminoAcid de.bioforscher.jstructure.model.structure.aminoacid.AminoAcid used on opensource projects

Example 21 with AminoAcid

use of de.bioforscher.jstructure.model.structure.aminoacid.AminoAcid in project jstructure by JonStargaryen.

the class A02_WriteDatasetCsv 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());
        Structure structure = StructureParser.fromPdbId(pdbId).parse();
        Chain chain = structure.chains().findFirst().get();
        Start2FoldXmlParser.parseStability(chain, Start2FoldConstants.XML_DIRECTORY.resolve(entryId + ".xml"));
        Start2FoldXmlParser.parseSpecificExperiment(chain, Start2FoldConstants.XML_DIRECTORY.resolve(entryId + ".xml"), experimentIds);
        EvolutionaryCouplingParser.parseHotSpotFile(chain, Start2FoldConstants.COUPLING_DIRECTORY.resolve(entryId.toUpperCase() + "_hs.html"));
        EQuantParser.parseEQuantFile(chain, Start2FoldConstants.EQUANT_DIRECTORY.resolve(entryId.toLowerCase() + ".equant-small.txt"));
        List<AminoAcid> earlyFoldingResidues = chain.aminoAcids().filter(aminoAcid -> aminoAcid.getFeature(Start2FoldResidueAnnotation.class).isEarly()).collect(Collectors.toList());
        List<AminoAcid> stableResidues = chain.aminoAcids().filter(aminoAcid -> aminoAcid.getFeature(Start2FoldResidueAnnotation.class).isStrong()).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> aminoAcids = chain.aminoAcids().collect(Collectors.toList());
        ResidueGraph conventionalProteinGraph = ResidueGraph.createResidueGraph(chain, ContactDefinitionFactory.createAlphaCarbonContactDefinition(8));
        return Optional.of(chain.aminoAcids().map(aminoAcid -> {
            GenericSecondaryStructure sse = aminoAcid.getFeature(GenericSecondaryStructure.class);
            HotSpotScoring hotSpotScoring = aminoAcid.getFeature(HotSpotScoring.class);
            PLIPInteractionContainer plipInteractionContainer = aminoAcid.getFeature(PLIPInteractionContainer.class);
            PLIPInteractionContainer nonLocalPlipInteractionContainer = new PLIPInteractionContainer(null, plipInteractionContainer.getInteractions().stream().filter(inter -> Math.abs(inter.getPartner1().getResidueIndex() - inter.getPartner2().getResidueIndex()) > 5).collect(Collectors.toList()));
            PLIPInteractionContainer localPlipInteractionContainer = new PLIPInteractionContainer(null, plipInteractionContainer.getInteractions().stream().filter(inter -> !nonLocalPlipInteractionContainer.getInteractions().contains(inter)).collect(Collectors.toList()));
            String equantScore = "NA";
            try {
                equantScore = StandardFormat.format(aminoAcid.getFeature(EQuantScore.class).getEvaluation());
            } catch (ComputationException e) {
                logger.warn("missing equant scoring for {}", aminoAcid);
            }
            String functionalAnnotation = "NA";
            if (functionalResidues.size() > 0) {
                functionalAnnotation = functionalResidues.contains(aminoAcid) ? "functional" : "non-functional";
            }
            ResidueTopologicPropertiesContainer residueTopologicPropertiesContainer = aminoAcid.getFeature(ResidueTopologicPropertiesContainer.class);
            double terminusDistance = aminoAcids.indexOf(aminoAcid);
            terminusDistance = Math.min(terminusDistance, aminoAcids.size() - terminusDistance);
            terminusDistance /= (double) aminoAcids.size();
            return pdbId + "," + "A" + "," + aminoAcid.getResidueIdentifier() + "," + aminoAcid.getOneLetterCode() + "," + sse.getSecondaryStructure().getReducedRepresentation() + "," + sse.getSecondaryStructure().getOneLetterRepresentation() + "," + sse.getSurroundingSecondaryStructureElement(aminoAcid).getSize() + "," + (aminoAcid.getFeature(AccessibleSurfaceArea.class).isExposed() ? "exposed" : "buried") + "," + StandardFormat.format(aminoAcid.getFeature(GeometricProperties.class).getDistanceToCentroid()) + "," + StandardFormat.format(terminusDistance) + "," + plipInteractionContainer.getHydrogenBonds().size() + "," + plipInteractionContainer.getHydrophobicInteractions().size() + "," + plipInteractionContainer.getBackboneInteractions().size() + "," + plipInteractionContainer.getInteractions().size() + "," + localPlipInteractionContainer.getHydrogenBonds().size() + "," + localPlipInteractionContainer.getHydrophobicInteractions().size() + "," + localPlipInteractionContainer.getBackboneInteractions().size() + "," + localPlipInteractionContainer.getInteractions().size() + "," + nonLocalPlipInteractionContainer.getHydrogenBonds().size() + "," + nonLocalPlipInteractionContainer.getHydrophobicInteractions().size() + "," + nonLocalPlipInteractionContainer.getBackboneInteractions().size() + "," + nonLocalPlipInteractionContainer.getInteractions().size() + "," + StandardFormat.format(aminoAcid.getFeature(EnergyProfile.class).getSolvationEnergy()) + "," + StandardFormat.format(aminoAcid.getFeature(EgorAgreement.class).getEgorPrediction()) + "," + equantScore + "," + StandardFormat.format(aminoAcid.getFeature(AccessibleSurfaceArea.class).getRelativeAccessibleSurfaceArea()) + "," + StandardFormat.format(aminoAcid.getFeature(LoopFraction.class).getLoopFraction()) + "," + hotSpotScoring.getEcCount() + "," + StandardFormat.format(hotSpotScoring.getCumStrength()) + "," + StandardFormat.format(hotSpotScoring.getEcStrength()) + "," + hotSpotScoring.getConservation() + "," + StandardFormat.format(residueTopologicPropertiesContainer.getFullPlip().getBetweenness()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getFullPlip().getCloseness()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getFullPlip().getClusteringCoefficient()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getHydrogenPlip().getBetweenness()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getHydrogenPlip().getCloseness()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getHydrogenPlip().getClusteringCoefficient()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getHydrophobicPlip().getBetweenness()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getHydrophobicPlip().getCloseness()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getHydrophobicPlip().getClusteringCoefficient()) + "," + conventionalProteinGraph.getContactsOf(aminoAcid).size() + "," + conventionalProteinGraph.getLocalContactsOf(aminoAcid).size() + "," + conventionalProteinGraph.getNonLocalContactsOf(aminoAcid).size() + "," + StandardFormat.format(residueTopologicPropertiesContainer.getConventional().getBetweenness()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getConventional().getCloseness()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getConventional().getClusteringCoefficient()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getFullPlip().getDistinctNeighborhoodCount()) + "," + StandardFormat.format(residueTopologicPropertiesContainer.getConventional().getDistinctNeighborhoodCount()) + "," + (earlyFoldingResidues.contains(aminoAcid) ? "early" : "late") + "," + functionalAnnotation + "," + (stableResidues.contains(aminoAcid) ? "stable" : "unstable");
        }).collect(Collectors.joining(System.lineSeparator())));
    } catch (Exception e) {
        logger.info("calculation failed for {}", line, e);
        return Optional.empty();
    }
}

Example 22 with AminoAcid

use of de.bioforscher.jstructure.model.structure.aminoacid.AminoAcid in project jstructure by JonStargaryen.

the class A02_EFConservationPerColumn method main.

public static void main(String[] args) throws IOException {
    // load column conservation
    class1Columns = extractSequenceConservationFromFile("/home/bittrich/git/aars_data/T05_msa/C1_conservation.txt").stream().map(Column::new).collect(Collectors.toList());
    class2Columns = extractSequenceConservationFromFile("/home/bittrich/git/aars_data/T05_msa/C2_conservation.txt").stream().map(Column::new).collect(Collectors.toList());
    Files.list(Paths.get("/home/bittrich/git/phd_sb_repo/data/aars/EFoldMine_code/ef-predictions/")).forEach(predictionPath -> {
        try {
            String aarsId = predictionPath.toFile().getName().split("\\.")[0];
            System.out.println("processing " + aarsId);
            // String[] split = aarsId.split("_");
            // String pdbId = split[0];
            // String chainId = split[1];
            String className = Files.exists(Paths.get("/home/bittrich/git/aars_data/T06_renumbered_structures/C1/" + aarsId + ".pdb")) ? "C1" : "C2";
            // Path originalStructurePath = Paths.get("/home/bittrich/git/aars_data/T06_renumbered_structures/" + className + "/" + aarsId + ".pdb");
            Path renumberedStructurePath = Paths.get("/home/bittrich/git/aars_data/T06_renumbered_structures/" + className + "/renum/" + aarsId + "_renum.pdb");
            // Structure originalStructure = StructureParser.fromPath(originalStructurePath).parse();
            Structure renumberedStructure = StructureParser.fromPath(renumberedStructurePath).parse();
            List<Column> columns = className.equals("C1") ? class1Columns : class2Columns;
            List<Double> values = Files.lines(predictionPath).skip(1).filter(line -> !line.startsWith("*")).map(line -> line.split("\\s+")[1]).map(Double::valueOf).collect(Collectors.toList());
            // assign EFpredictions to correct column
            for (int i = 0; i < values.size(); i++) {
                double value = values.get(i);
                // AminoAcid originalAminoAcid = originalStructure.getFirstChain().getAminoAcids().get(i);
                AminoAcid renumberedAminoAcid = renumberedStructure.getFirstChain().getAminoAcids().get(i);
                // check for sanity
                // if(!originalAminoAcid.getThreeLetterCode().equals(renumberedAminoAcid.getThreeLetterCode())) {
                // System.out.println(originalAminoAcid.toString() + " -> " + renumberedAminoAcid.toString() + " : " + value);
                // }
                Column column = columns.get(renumberedAminoAcid.getResidueIdentifier().getResidueNumber() - 1);
                column.addEfPrediction(value);
            }
            // assign functional annotation
            // from individual binding sites (this will miss structures where no ligands are present)
            // Path contactPath = Paths.get("/home/bittrich/git/aars_data/T09_interactions/" + className + "/contacts_per_structure.txt");
            // List<Integer> functionalPositions = Files.lines(contactPath)
            // .filter(line -> line.startsWith(aarsId))
            // .map(line -> line.split("\t")[1])
            // .map(line -> line.substring(1, line.length() - 1))
            // .flatMap(line -> Pattern.compile(",").splitAsStream(line))
            // .map(Integer::valueOf)
            // .collect(Collectors.toList());
            // consider all every observed binding sites across all aaRS types
            Path contactPath = Paths.get("/home/bittrich/git/aars_data/T09_interactions/" + className + "/contacts_all.txt");
            List<Integer> functionalPositions = Files.lines(contactPath).map(line -> line.split("\t")[1]).map(line -> line.substring(1, line.length() - 1)).flatMap(line -> Pattern.compile(",").splitAsStream(line)).map(Integer::valueOf).collect(Collectors.toList());
            for (int functionalPosition : functionalPositions) {
                columns.get(functionalPosition - 1).setFunctional(true);
            }
        } catch (IOException e) {
            throw new UncheckedIOException(e);
        }
    });
    System.out.println("class I");
    String class1Line = composeClassSpecificOutput(class1Columns, Paths.get("/home/bittrich/git/phd_sb_repo/data/aars/EFoldMine_code/C1_ef_frequencies.csv"), 81);
    System.out.println("class II");
    String class2Line = composeClassSpecificOutput(class2Columns, Paths.get("/home/bittrich/git/phd_sb_repo/data/aars/EFoldMine_code/C2_ef_frequencies.csv"), 75);
    Files.write(Paths.get("/home/bittrich/git/phd_sb_repo/data/aars/EFoldMine_code/summary.csv"), ("class;total;func;ef_cons;ef_avg;intersect_cons;intersect_avg" + System.lineSeparator() + "class1;" + class1Line + System.lineSeparator() + "class2;" + class2Line).getBytes());
}

Example 23 with AminoAcid

use of de.bioforscher.jstructure.model.structure.aminoacid.AminoAcid in project jstructure by JonStargaryen.

the class A03_ReconstructByVariousStrategy method handleChain.

private static void handleChain(ExplorerChain explorerChain) {
    logger.info("[{}] starting job", explorerChain.getStfId());
    try {
        Chain nativeChain = explorerChain.getChain();
        Path nativeChainPath = Files.createTempFile("nativechain-", ".pdb");
        Files.write(nativeChainPath, nativeChain.getPdbRepresentation().getBytes());
        List<ContactStructuralInformation> contactStructuralInformation = explorerChain.getContacts();
        // annotate with PLIP data
        PLIPInteractionContainer plipInteractionContainer = nativeChain.getFeature(PLIPInteractionContainer.class);
        for (ContactStructuralInformation csi : contactStructuralInformation) {
            AminoAcid aminoAcid1 = nativeChain.select().residueNumber(csi.getResidueIdentifier1()).asAminoAcid();
            AminoAcid aminoAcid2 = nativeChain.select().residueNumber(csi.getResidueIdentifier2()).asAminoAcid();
            if (plipInteractionContainer.getHydrogenBonds().stream().anyMatch(hydrogenBond -> isContact(hydrogenBond, aminoAcid1, aminoAcid2))) {
                csi.markAsHydrogenBond();
            }
            if (plipInteractionContainer.getHydrophobicInteractions().stream().anyMatch(hydrophobicInteraction -> isContact(hydrophobicInteraction, aminoAcid1, aminoAcid2))) {
                csi.markAsHydrophobicInteraction();
            }
        }
        int numberOfNativeContacts = contactStructuralInformation.size();
        int numberOfContactsToSelect = (int) (numberOfNativeContacts * DEFAULT_COVERAGE);
        List<ReconstructionContactMap> contactMaps = Stream.of(ReconstructionStrategyDefinition.values()).map(ReconstructionStrategyDefinition::getReconstructionStrategy).flatMap(reconstructionStrategy -> IntStream.range(0, REDUNDANCY).boxed().flatMap(i -> {
            if (!reconstructionStrategy.isNegatable()) {
                ReconstructionContactMap contactMap = reconstructionStrategy.composeReconstructionContactMap(nativeChain, contactStructuralInformation, numberOfContactsToSelect);
                contactMap.setName(reconstructionStrategy.getName() + "-" + (i + 1));
                return Stream.of(contactMap);
            } else {
                // short, long, hydrogen, and hydrophobic bins have to be negated explicitly to get comparable results
                Pair<ReconstructionContactMap, ReconstructionContactMap> contactMapPair = reconstructionStrategy.composeReconstructionAndNegatedReconstructionContactMap(nativeChain, contactStructuralInformation, numberOfContactsToSelect);
                contactMapPair.getLeft().setName(reconstructionStrategy.getName() + "-" + (i + 1));
                contactMapPair.getRight().setName(reconstructionStrategy.getNegatedName() + "-" + (i + 1));
                return Stream.of(contactMapPair.getLeft(), contactMapPair.getRight());
            }
        })).filter(reconstructionContactMap -> reconstructionContactMap.getNumberOfContacts() > 0).collect(Collectors.toList());
        Map<String, List<Future<ReconstructionResult>>> reconstructionFutures = new HashMap<>();
        for (ReconstructionContactMap contactMap : contactMaps) {
            String name = contactMap.getName().split("-")[0];
            logger.info("[{}] handling contact map definition {}", explorerChain.getStfId(), name);
            if (!reconstructionFutures.containsKey(name)) {
                reconstructionFutures.put(name, new ArrayList<>());
            }
            List<Future<ReconstructionResult>> bin = reconstructionFutures.get(name);
            bin.add(executorService.submit(new ConfoldServiceWorker("/home/sb/programs/confold_v1.0/confold.pl", contactMap.getSequence(), contactMap.getSecondaryStructureElements(), contactMap.getCaspRRRepresentation(), contactMap.getConfoldRRType())));
        }
        for (Map.Entry<String, List<Future<ReconstructionResult>>> reconstructionFuture : reconstructionFutures.entrySet()) {
            try {
                String name = reconstructionFuture.getKey();
                List<Chain> reconstructions = reconstructionFuture.getValue().stream().map(future -> {
                    try {
                        return future.get();
                    } catch (Exception e) {
                        throw new ComputationException(e);
                    }
                }).map(ReconstructionResult::getChains).flatMap(Collection::stream).collect(Collectors.toList());
                logger.info("[{}][{}] {} reconstructs in bin", explorerChain.getStfId(), name, reconstructions.size());
                List<TMAlignAlignmentResult> alignmentResults = new ArrayList<>();
                List<Path> tmpFiles = new ArrayList<>();
                if (reconstructions.isEmpty()) {
                    throw new ComputationException("reconstruction did not yield any reconstructs");
                }
                for (Chain reconstructedChain : reconstructions) {
                    Path reconstructPath = Files.createTempFile("confoldservice-recon", ".pdb");
                    tmpFiles.add(reconstructPath);
                    Files.write(reconstructPath, reconstructedChain.getPdbRepresentation().getBytes());
                    alignmentResults.add(TM_ALIGN_SERVICE.process(new String[] { "/home/sb/programs/tmalign", nativeChainPath.toFile().getAbsolutePath(), reconstructPath.toFile().getAbsolutePath() }));
                }
                logger.info("[{}][{}] {} alignments in bin", explorerChain.getStfId(), name, alignmentResults.size());
                if (alignmentResults.isEmpty()) {
                    throw new ComputationException("tmalign did not yield any alignments");
                }
                for (TMAlignAlignmentResult alignmentResult : alignmentResults) {
                    double rmsd = alignmentResult.getRootMeanSquareDeviation().getScore();
                    String line = explorerChain.getStfId() + "," + name + "," + rmsd;
                    logger.info("[{}][{}] {}", explorerChain.getStfId(), name, line);
                    fileWriter.write(line + System.lineSeparator());
                    fileWriter.flush();
                }
                // cleanup
                for (Path tmpFile : tmpFiles) {
                    Files.delete(tmpFile);
                }
            } catch (IOException e) {
                throw new ComputationException(e);
            }
        }
    } catch (IOException | AlignmentException e) {
        throw new ComputationException(e);
    }
}

Example 24 with AminoAcid

use of de.bioforscher.jstructure.model.structure.aminoacid.AminoAcid in project jstructure by JonStargaryen.

the class A04_CreateRmsdVsCoveragePlot method handleChain.

private static void handleChain(ExplorerChain explorerChain) {
    logger.info("handling chain {}", explorerChain.getStfId());
    try {
        Chain nativeChain = explorerChain.getChain();
        Path nativeChainPath = Files.createTempFile("nativechain-", ".pdb");
        Files.write(nativeChainPath, nativeChain.getPdbRepresentation().getBytes());
        ReconstructionContactMap nativeContactMap = ReconstructionContactMap.createReconstructionContactMap(nativeChain, ContactDefinitionFactory.createAlphaCarbonContactDefinition(8.0));
        List<AminoAcid> aminoAcids = nativeChain.getAminoAcids();
        List<Pair<AminoAcid, AminoAcid>> contacts = nativeContactMap.getLongRangeContacts();
        int numberNativeLongRangeContacts = contacts.size();
        List<ReconstructionContactMap> reconstructionContactMaps = new ArrayList<>();
        for (int coverage = 5; coverage <= 100; coverage = coverage + 5) {
            int numberOfContactsToSelect = (int) Math.round(0.01 * coverage * numberNativeLongRangeContacts);
            for (int run = 0; run < REDUNDANCY; run++) {
                Collections.shuffle(contacts);
                List<Pair<AminoAcid, AminoAcid>> selectedContacts = contacts.subList(0, numberOfContactsToSelect);
                ReconstructionContactMap contactMap = new ReconstructionContactMap(aminoAcids, selectedContacts, nativeContactMap.getContactDefinition());
                contactMap.setName("p" + coverage + "-" + (run + 1));
                reconstructionContactMaps.add(contactMap);
            }
        }
        Map<String, List<Future<ReconstructionResult>>> reconstructionFutures = new HashMap<>();
        for (ReconstructionContactMap contactMap : reconstructionContactMaps) {
            String name = contactMap.getName().split("-")[0];
            logger.info("handling contact map with coverage {}", name);
            if (!reconstructionFutures.containsKey(name)) {
                reconstructionFutures.put(name, new ArrayList<>());
            }
            List<Future<ReconstructionResult>> bin = reconstructionFutures.get(name);
            bin.add(executorService.submit(new ConfoldServiceWorker("/home/sb/programs/confold_v1.0/confold.pl", contactMap.getSequence(), contactMap.getSecondaryStructureElements(), contactMap.getCaspRRRepresentation(), nativeContactMap.getConfoldRRType())));
        }
        for (Map.Entry<String, List<Future<ReconstructionResult>>> reconstructionFuture : reconstructionFutures.entrySet()) {
            try {
                String name = reconstructionFuture.getKey();
                List<Chain> reconstructions = reconstructionFuture.getValue().stream().map(future -> {
                    try {
                        return future.get();
                    } catch (Exception e) {
                        throw new ComputationException(e);
                    }
                }).map(ReconstructionResult::getChains).flatMap(Collection::stream).collect(Collectors.toList());
                List<TMAlignAlignmentResult> alignmentResults = new ArrayList<>();
                List<Path> tmpFiles = new ArrayList<>();
                for (Chain reconstructedChain : reconstructions) {
                    Path reconstructPath = Files.createTempFile("confoldservice-recon", ".pdb");
                    tmpFiles.add(reconstructPath);
                    Files.write(reconstructPath, reconstructedChain.getPdbRepresentation().getBytes());
                    alignmentResults.add(TM_ALIGN_SERVICE.process(new String[] { "/home/sb/programs/tmalign", nativeChainPath.toFile().getAbsolutePath(), reconstructPath.toFile().getAbsolutePath() }));
                }
                if (alignmentResults.isEmpty()) {
                    throw new ComputationException("tmalign did not yield any alignments");
                }
                for (TMAlignAlignmentResult alignmentResult : alignmentResults) {
                    double rmsd = alignmentResult.getRootMeanSquareDeviation().getScore();
                    String line = explorerChain.getStfId() + "," + name.replace("p", "") + "," + rmsd;
                    logger.info(line);
                    fileWriter.write(line + System.lineSeparator());
                    fileWriter.flush();
                }
                // cleanup
                for (Path tmpFile : tmpFiles) {
                    Files.delete(tmpFile);
                }
            } catch (IOException e) {
                throw new ComputationException(e);
            }
        }
    } catch (IOException | AlignmentException e) {
        throw new ComputationException(e);
    }
}

Example 25 with AminoAcid

use of de.bioforscher.jstructure.model.structure.aminoacid.AminoAcid in project jstructure by JonStargaryen.

the class A04_VisualizeAARSStructures method mapToOriginalResidueNumber.

private static Optional<Integer> mapToOriginalResidueNumber(int renumberedResidueNumber, Chain originalChain, Chain renumberedChain) {
    try {
        AminoAcid renumberedAminoAcid = renumberedChain.select().residueNumber(renumberedResidueNumber).asAminoAcid();
        LinearAlgebra.PrimitiveDoubleArrayLinearAlgebra renumberedPosition = renumberedAminoAcid.calculate().centroid();
        return originalChain.aminoAcids().filter(originalAminoAcid -> originalAminoAcid.calculate().centroid().distance(renumberedPosition) < 0.01).findFirst().map(Group::getResidueIdentifier).map(ResidueIdentifier::getResidueNumber);
    } catch (Exception e) {
        return Optional.empty();
    }
}