Chains and heterogens:
PDB Chain Sequences:
>3reqA (A:) stlprfdsvdlgnapvpadaarrfeelaakagtgeawetaeqipvgtlfnedvykdmdwl dtyagippfvhgpyatmyafrpwtirqyagfstakesnafyrrnlaagqkglsvafdlpt hrgydsdnprvagdvgmagvaidsiydmrelfagipldqmsvsmtmngavlpilalyvvt aeeqgvkpeqlagtiqndilkefmvrntyiyppqpsmriiseifaytsanmpkwnsisis gyhmqeagatadiemaytladgvdyiragesvglnvdqfaprlsffwgigmnffmevakl raarmlwaklvhqfgpknpksmslrthsqtsgwsltaqdvynnvvrtcieamaatqghtq slhtnsldeaialptdfsariarntqlflqqesgttrvidpwsgsayveeltwdlarkaw ghiqevekvggmakaiekgipkmrieeaaartqaridsgrqpligvnkyrleheppldvl kvdnstvlaeqkaklvklraerdpekvkaaldkitwaagnpddkdpdrnllklcidagra matvgemsdalekvfgrytaqirtisgvyskevkntpeveearelveefeqaegrrpril lakmgqdghdrgqkviatayadlgfdvdvgplfqtpeetarqaveadvhvvgvsslaggh ltlvpalrkeldklgrpdilitvggvipeqdfdelrkdgaveiytpgtvipesaislvkk lraslda
>3reqA (A:) lprfdsvdlgnapvpadaarrfeelaakagtgeawetaeqipvgtlfnedvykdmdwldt yagippfvhgpyatmyafrpwtirqyagfstakesnafyrrnlaagqkglsvafdlpthr gydsdnprvagdvgmagvaidsiydmrelfagipldqmsvsmtmngavlpilalyvvtae eqgvkpeqlagtiqndilkefmvrntyiyppqpsmriiseifaytsanmpkwnsisisgy hmqeagatadiemaytladgvdyiragesvglnvdqfaprlsffwgigmnffmevaklra armlwaklvhqfgpknpksmslrthsqtsgwsltaqdvynnvvrtcieamaatqghtqsl htnsldeaialptdfsariarntqlflqqesgttrvidpwsgsayveeltwdlarkawgh iqevekvggmakaiekgipkmrieeaaartqaridsgrqpligvnkyrleheppldvlkv dnstvlaeqkaklvklraerdpekvkaaldkitwaagnpddkdpdrnllklcidagrama tvgemsdalekvfgrytaqirtisgvyskevkntpeveearelveefeqaegrrprilla kmgqdghdrgqkviatayadlgfdvdvgplfqtpeetarqaveadvhvvgvsslagghlt lvpalrkeldklgrpdilitvggvipeqdfdelrkdgaveiytpgtvipesaislvkklr aslda
>3reqB (B:) sstdqgtnpadtddltpttlslagdfpkateeqwerevekvlnrgrppekqltfaeclkr ltvhtvdgidivpmyrpkdapkklgypgvapftrgttvrngdmdawdvralhedpdekft rkaileglergvtslllrvdpdaiapehldevlsdvllemtkvevfsrydqgaaaealvs vyersdkpakdlalnlgldpigfaalqgtepdltvlgdwvrrlakfspdsravtidaniy hnagagdvaelawalatgaeyvralveqgftateafdtinfrvtathdqfltiarlralr eawarigevfgvdedkrgarqnaitswreltredpyvnilrgsiatfsasvggaesittl pftqalglpeddfplriarntgivlaeevnigrvndpaggsyyvesltrsladaawkefq eveklggmskavmtehvtkvldacnaerakrlanrkqpitavsefpmigarsietkpfpa aparkglawhrdsevfeqlmdrstsvserpkvflaclgtrrdfggregfsspvwhiagid tpqveggttaeiveafkksgaqvadlcssakvyaqqglevakalkaagakalylsgafke fgddaaeaeklidgrlfmgmdvvdtlsstldilgvak
>3reqB (B:) ltpttlslagdfpkateeqwerevekvlnrgrppekqltfaeclkrltvhtvdgidivpm yrpkdapkklgypgvapftrgttvrngdmdawdvralhedpdekftrkaileglergvts lllrvdpdaiapehldevlsdvllemtkvevfsrydqgaaaealvsvyersdkpakdlal nlgldpigfaalqgtepdltvlgdwvrrlakfspdsravtidaniyhnagagdvaelawa latgaeyvralveqgftateafdtinfrvtathdqfltiarlralreawarigevfgvde dkrgarqnaitswreltredpyvnilrgsiatfsasvggaesittlpftqalglpeddfp lriarntgivlaeevnigrvndpaggsyyvesltrsladaawkefqeveklggmskavmt ehvtkvldacnaerakrlanrkqpitavsefpmigarsietkpfpaaparkglawhrdse vfeqlmdrstsvserpkvflaclgtrrdfggregfsspvwhiagidtpqvettaeiveaf kksgaqvadlcssakvyaqqglevakalkaagakalylsgafkefgddaaeaeklidgrl fmgmdvvdtlsstldilgva