pdbFile.h typedef struct pdbSecondaryStructureSheet {
int strand;
char* sheetID;
int numStrands;
char* initResName;
char initChainID;
int initSeqNum;
char initICode;
char* endResName;
char endChainID;
int endSeqNum;
char endICode;
int sense;
char* curAtom;
char* curResName;
char curChainID;
int curResSeq;
char curICode;
char* prevAtom;
char* prevResName;
char prevChainID;
int prevResSeq;
char prevICode;
}pdbSecondaryStructureSheet;