Chains and heterogens:
PDB Chain Sequences:
>3qacA (A:) megrfrefqqgnecqidrltaleptnriqaergltevwdsneqefrcagvsvirrtieph glllpsftsapeliyieqgngitgmmipgcpetyesgsqqfqggederireqgsrkfgmr gdrfqdqhqkirhlregdifampagvshwaynngdqplvavilidtanhanqldknfptr fylagkpqqehsgehqfsresrrgerntgnifrgfetrllaesfgvseeiaqklqaeqdd rgnivrvqeglhvikppsraweereqgsrgsrylpngveeticsarlavnvddpskadvy tpeagrlttvnsfnlpilrhlrlsaakgvlyrnammaphynlnahnimycvrgrgriqiv ndqgqsvfdeelsrgqlvvvpqnfaivkqafedgfewvsfktsenamfqslagrtsairs lpidvvsniyqisreeafglkfnrpettlfrssgqgeyrrkisia
>3qacA (A:) qgnecqidrltaleptnriqaergltevwdsneqefrcagvsvirrtiephglllpsfts apeliyieqgngitgmmipgcpetyqdqhqkirhlregdifampagvshwaynngdqplv avilidtanhanqldknfptrfylagkpqqehsntgnifrgfetrllaesfgvseeiaqk lqaeqddrgnivrveglhticsarlavnvddpskadvytpeagrlttvnsfnlpilrhlr lsaakgvlyrnammaphynlnahnimycvrgrgriqivndqgqsvfdeelsrgqlvvvpq nfaivkqafedgfewvsfktsenamfqslagrtsairslpidvvsniyqisreeafglkf nrpettlfrssg