/
AdapterToStructureData.java
657 lines (538 loc) · 15.6 KB
/
AdapterToStructureData.java
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package org.rcsb.mmtf.encoder;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import org.rcsb.mmtf.api.StructureDataInterface;
import org.rcsb.mmtf.api.StructureAdapterInterface;
import org.rcsb.mmtf.dataholders.BioAssemblyData;
import org.rcsb.mmtf.dataholders.BioAssemblyTransformation;
import org.rcsb.mmtf.dataholders.Entity;
import org.rcsb.mmtf.dataholders.Group;
import org.rcsb.mmtf.utils.CodecUtils;
/**
* A class to move data from the {@link StructureAdapterInterface}
* to the {@link StructureDataInterface}.
* @author Anthony Bradley
*
*/
public class AdapterToStructureData implements StructureDataInterface, StructureAdapterInterface {
/** The X coordinates */
private float[] cartnX;
/** The Y coordinates */
private float[] cartnY;
/** The Z coordinates */
private float[] cartnZ;
/** The B factors */
private float[] bFactor;
/** The occupancy */
private float[] occupancy;
/** The atom id. */
private int[] atomId;
/** The alt id. */
private char[] altId;
/** The ins code. */
private char[] insertionCodeList;
/** The group num. */
private int[] groupNum;
/** The group map. */
private List<Group> groupMap;
/** The group list. */
private int[] groupList;
/** The sequence ids of the groups */
private int[] seqResGroupList;
/** The public facing chain ids*/
private String[] publicChainIds;
/** The number of chains per model*/
private int[] chainsPerModel;
/** The number of groups per (internal) chain*/
private int[] groupsPerChain;
/** The space group of the structure*/
private String spaceGroup;
/** The unit cell of the structure*/
private float[] unitCell;
/** The bioassembly information for the structure*/
private List<BioAssemblyData> bioAssembly;
/** The bond indices for bonds between groups*/
private List<Integer> interGroupBondIndices;
/** The bond orders for bonds between groups*/
private List<Integer> interGroupBondOrders;
/** The chosen list of chain ids */
private String[] chainList;
/** The mmtf version */
private String mmtfVersion = "UNKNOWN";
/** The mmtf prodcuer */
private String mmtfProducer = "UNKNOWN";
/** The list of entities in this structure. */
private Entity[] entityList;
/** The PDB id */
private String pdbId;
/** The reported resolution of the dataset. */
private Float resolution;
/** The reported R Free of the model. */
private Float rFree;
/** The reported R Work of the model. */
private Float rWork;
/** The title of the model. */
private String title;
/** The list of experimental methods. */
private String[] experimentalMethods;
/** The deposition date of hte structure */
private String depositionDate;
/** The release date of the structure */
private String releaseDate;
/** The total number of models */
private int numModels;
/** The secondary structure information */
private int[] secStructInfo;
/** The atom counter */
private int atomIndex = 0;
/** The atom counter within a group*/
private int groupAtomIndex = 0;
/** The current group bond */
private int groupBondIndex = 0;
/** The group counter */
private int groupIndex = 0;
/** The chain counter */
private int chainIndex = 0;
/** The model counter */
private int modelIndex = 0;
/** Add the atom information for the current group */
private Group pdbGroup;
/** A List for Entities as the number of entities is not defined*/
private List<Entity> entities;
/** The total number of bonds*/
private int totalNumBonds;
/** The list of {@link Group} objects */
private List<Group> pdbGroupList;
/** The map of chain indices to the entity */
private Map<Integer, Integer> chainToEntityIndexMap;
@Override
public float[] getxCoords() {
return cartnX;
}
@Override
public float[] getyCoords() {
return cartnY;
}
@Override
public float[] getzCoords() {
return cartnZ;
}
@Override
public float[] getbFactors() {
return bFactor;
}
@Override
public float[] getOccupancies() {
return occupancy;
}
@Override
public int[] getAtomIds() {
return atomId;
}
@Override
public char[] getAltLocIds() {
return altId;
}
@Override
public char[] getInsCodes() {
return insertionCodeList;
}
@Override
public int[] getGroupIds() {
return groupNum;
}
@Override
public String getGroupName(int groupInd) {
return getGroup(groupInd).getGroupName();
}
@Override
public int getNumAtomsInGroup(int groupInd) {
return getGroup(groupInd).getAtomChargeList().length;
}
@Override
public String[] getGroupAtomNames(int groupInd) {
return getGroup(groupInd).getAtomNameList();
}
@Override
public String[] getGroupElementNames(int groupInd) {
return getGroup(groupInd).getElementList();
}
@Override
public int[] getGroupBondOrders(int groupInd) {
return getGroup(groupInd).getBondOrderList();
}
@Override
public int[] getGroupBondIndices(int groupInd) {
return getGroup(groupInd).getBondAtomList();
}
@Override
public int[] getGroupAtomCharges(int groupInd) {
return getGroup(groupInd).getAtomChargeList();
}
@Override
public char getGroupSingleLetterCode(int groupInd) {
return getGroup(groupInd).getSingleLetterCode();
}
@Override
public String getGroupChemCompType(int groupInd) {
return getGroup(groupInd).getChemCompType();
}
@Override
public int[] getGroupTypeIndices() {
return groupList;
}
@Override
public int[] getGroupSequenceIndices() {
return seqResGroupList;
}
@Override
public String[] getChainIds() {
return chainList;
}
@Override
public String[] getChainNames() {
return publicChainIds;
}
@Override
public int[] getChainsPerModel() {
return chainsPerModel;
}
@Override
public int[] getGroupsPerChain() {
return groupsPerChain;
}
@Override
public String getSpaceGroup() {
return spaceGroup;
}
@Override
public float[] getUnitCell() {
return unitCell;
}
@Override
public int getNumBioassemblies() {
return bioAssembly.size();
}
@Override
public int getNumTransInBioassembly(int bioassemblyIndex) {
return bioAssembly.get(bioassemblyIndex).getTransformList().size();
}
@Override
public int[] getChainIndexListForTransform(int bioassemblyIndex, int transformationIndex) {
return bioAssembly.get(bioassemblyIndex).getTransformList().get(transformationIndex).getChainIndexList();
}
@Override
public double[] getMatrixForTransform(int bioassemblyIndex, int transformationIndex) {
return bioAssembly.get(bioassemblyIndex).getTransformList().get(transformationIndex).getMatrix();
}
@Override
public int[] getInterGroupBondIndices() {
return CodecUtils.convertToIntArray(interGroupBondIndices);
}
@Override
public int[] getInterGroupBondOrders() {
return CodecUtils.convertToIntArray(interGroupBondOrders);
}
@Override
public String getMmtfVersion() {
return mmtfVersion;
}
@Override
public String getMmtfProducer() {
return mmtfProducer;
}
@Override
public int getNumEntities() {
return entityList.length;
}
@Override
public String getEntityDescription(int entityInd) {
return entityList[entityInd].getDescription();
}
@Override
public String getEntityType(int entityInd) {
return entityList[entityInd].getType();
}
@Override
public int[] getEntityChainIndexList(int entityInd) {
return entityList[entityInd].getChainIndexList();
}
@Override
public String getEntitySequence(int entityInd) {
return entityList[entityInd].getSequence();
}
@Override
public String getStructureId() {
return pdbId;
}
@Override
public int getNumModels() {
return numModels;
}
@Override
public int getNumChains() {
int sum = 0;
for (int numChainsInModel : chainsPerModel) {
sum+=numChainsInModel;
}
return sum;
}
@Override
public int getNumGroups() {
return insertionCodeList.length;
}
@Override
public int getNumAtoms() {
return cartnX.length;
}
@Override
public float getRfree() {
return rFree;
}
@Override
public float getRwork() {
return rWork;
}
@Override
public float getResolution() {
return resolution;
}
@Override
public String getTitle() {
return title;
}
@Override
public String[] getExperimentalMethods() {
return experimentalMethods;
}
@Override
public String getDepositionDate() {
return depositionDate;
}
@Override
public String getChainEntityDescription(int chainInd) {
if(chainToEntityIndexMap==null){
generateChainEntityIndexMap();
}
Integer entityInd = chainToEntityIndexMap.get(chainInd);
if(entityInd==null){
return null;
}
return getEntityDescription(entityInd);
}
@Override
public String getChainEntityType(int chainInd) {
if(chainToEntityIndexMap==null){
generateChainEntityIndexMap();
}
Integer entityInd = chainToEntityIndexMap.get(chainInd);
if(entityInd==null){
return null;
}
return getEntityType(entityInd);
}
@Override
public String getChainEntitySequence(int chainInd) {
if(chainToEntityIndexMap==null){
generateChainEntityIndexMap();
}
Integer entityInd = chainToEntityIndexMap.get(chainInd);
if(entityInd==null){
return null;
}
return getEntitySequence(entityInd);
}
/**
* Utility function to generate a map, mapping chain index to
* entity index.
*/
private void generateChainEntityIndexMap() {
chainToEntityIndexMap = new HashMap<>();
for(int i=0; i<entityList.length; i++) {
for(int chainInd : entityList[i].getChainIndexList()){
chainToEntityIndexMap.put(chainInd, i);
}
}
}
@Override
public void initStructure(int totalNumBonds, int totalNumAtoms, int totalNumGroups,
int totalNumChains, int totalNumModels, String structureId) {
this.totalNumBonds = totalNumBonds;
// Intitialise the bond level info
interGroupBondIndices = new ArrayList<>();
interGroupBondOrders = new ArrayList<>();
// Intitialise the atom level arrays
cartnX = new float[totalNumAtoms];
cartnY= new float[totalNumAtoms];
cartnZ = new float[totalNumAtoms];
occupancy = new float[totalNumAtoms];
bFactor = new float[totalNumAtoms];
atomId = new int[totalNumAtoms];
altId = new char[totalNumAtoms];
// Initialise the group level data
groupNum = new int[totalNumGroups];
// List for storing the group level information
pdbGroupList = new ArrayList<>();
insertionCodeList = new char[totalNumGroups];
seqResGroupList = new int[totalNumGroups];
secStructInfo = new int[totalNumGroups];
groupList = new int[totalNumGroups];
// Intialise the chain level data
chainList = new String[totalNumChains];
publicChainIds = new String[totalNumChains];
groupsPerChain = new int[totalNumChains];
// Initialise the model level information
numModels = totalNumModels;
// Set the name
pdbId = structureId;
bioAssembly = new ArrayList<>();
entities = new ArrayList<>();
chainsPerModel = new int[totalNumModels];
}
@Override
public void finalizeStructure() {
// Convert the entities array to a list
entityList = entities.toArray(new Entity[0]);
// Cleanup the group list
groupMap = new ArrayList<>(new HashSet<>(pdbGroupList));
for(int i=0; i<pdbGroupList.size(); i++){
// Find the index of this groups information.
groupList[i] = groupMap.indexOf(pdbGroupList.get(i));
}
// Now generate this map
generateChainEntityIndexMap();
}
@Override
public void setModelInfo(int modelId, int chainCount) {
chainsPerModel[modelIndex] = chainCount;
modelIndex++;
}
@Override
public void setChainInfo(String chainId, String chainName, int groupCount) {
chainList[chainIndex] = chainId;
publicChainIds[chainIndex] = chainName;
groupsPerChain[chainIndex] = groupCount;
chainIndex++;
}
@Override
public void setEntityInfo(int[] chainIndices, String sequence, String description, String title) {
Entity entity = new Entity();
entity.setChainIndexList(chainIndices);
entity.setSequence(sequence);
entity.setDescription(description);
entity.setType(title);
// Add this entity
entities.add(entity);
}
@Override
public void setGroupInfo(String groupName, int groupNumber, char insertionCode, String polymerType,
int atomCount, int bondCount, char singleAtomCode, int sequenceIndex, int secStructType) {
// Make a new PDBGroup to store the repeated information
pdbGroup = new Group();
pdbGroupList.add(pdbGroup);
pdbGroup.setAtomChargeList(new int[atomCount]);
pdbGroup.setAtomNameList(new String[atomCount]);
pdbGroup.setBondAtomList(new int[bondCount*2]);
pdbGroup.setBondOrderList(new int[bondCount]);
pdbGroup.setChemCompType(polymerType);
pdbGroup.setElementList(new String[atomCount]);
pdbGroup.setGroupName(groupName);
pdbGroup.setSingleLetterCode(singleAtomCode);
groupAtomIndex=0;
groupBondIndex=0;
// Store the group level data
insertionCodeList[groupIndex] = insertionCode;
groupNum[groupIndex] = groupNumber;
seqResGroupList[groupIndex] = sequenceIndex;
secStructInfo[groupIndex] = secStructType;
groupIndex++;
}
@Override
public void setAtomInfo(String atomName, int serialNumber, char alternativeLocationId, float x, float y, float z,
float occupancy, float temperatureFactor, String element, int charge) {
// Set the group level data
pdbGroup.getAtomChargeList()[groupAtomIndex] = charge;
pdbGroup.getAtomNameList()[groupAtomIndex] = atomName;
pdbGroup.getElementList()[groupAtomIndex] = element;
// Set the atom level data
cartnX[atomIndex] = x;
cartnY[atomIndex] = y;
cartnZ[atomIndex] = z;
this.occupancy[atomIndex] = occupancy;
bFactor[atomIndex] = temperatureFactor;
atomId[atomIndex] = serialNumber;
altId[atomIndex] = alternativeLocationId;
// Increment both counters
groupAtomIndex++;
atomIndex++;
}
@Override
public void setBioAssemblyTrans(int bioAssemblyIndex, int[] chainIndices, double[] transform) {
BioAssemblyData bioAssemblyData;
List<BioAssemblyTransformation> bioAssemblyTranList;
if (bioAssembly.size()>bioAssemblyIndex) {
bioAssemblyTranList = bioAssembly.get(bioAssemblyIndex).getTransformList();
}
else{
bioAssemblyData = new BioAssemblyData();
bioAssemblyTranList = new ArrayList<>();
bioAssemblyData.setTransformList(bioAssemblyTranList);
bioAssembly.add(bioAssemblyData);
}
BioAssemblyTransformation bioAssemblyTrans = new BioAssemblyTransformation();
bioAssemblyTrans.setChainIndexList(chainIndices);
bioAssemblyTrans.setMatrix(transform);
bioAssemblyTranList.add(bioAssemblyTrans);
}
@Override
public void setXtalInfo(String spaceGroup, float[] unitCell) {
this.spaceGroup = spaceGroup;
this.unitCell = unitCell;
}
@Override
public void setGroupBond(int firstAtomIndex, int secondAtomIndex, int bondOrder) {
// Set the bond indices
pdbGroup.getBondAtomList()[groupBondIndex*2] = firstAtomIndex;
pdbGroup.getBondAtomList()[groupBondIndex*2+1] = secondAtomIndex;
// Set the bond order
pdbGroup.getBondOrderList()[groupBondIndex] = bondOrder;
groupBondIndex++;
}
@Override
public void setInterGroupBond(int firstAtomIndex, int secondAtomIndex, int bondOrder) {
// Set the bond indices
interGroupBondIndices.add(firstAtomIndex);
interGroupBondIndices.add(secondAtomIndex);
// Set the bond order
interGroupBondOrders.add(bondOrder);
}
@Override
public void setHeaderInfo(float rFree, float rWork, float resolution, String title, String depositionDate, String releaseDate,
String[] experimnetalMethods) {
this.rFree = rFree;
this.rWork = rWork;
this.resolution = resolution;
this.title = title;
this.depositionDate = depositionDate;
this.releaseDate = releaseDate;
this.experimentalMethods = experimnetalMethods;
}
private Group getGroup(int groupInd) {
return groupMap.get(groupInd);
}
@Override
public int getNumBonds() {
return totalNumBonds;
}
@Override
public int[] getSecStructList() {
return secStructInfo;
}
@Override
public String getReleaseDate() {
return releaseDate;
}
}