Chains and heterogens:
PDB Chain Sequences:
>4reqA (A:) tlprfdsvdlgnapvpadaarrfeelaakagtgeawetaeqipvgtlfnedvykdmdwld tyagippfvhgpyatmyafrpwtirqyagfstakesnafyrrnlaagqkglsvafdlpth rgydsdnprvagdvgmagvaidsiydmrelfagipldqmsvsmtmngavlpilalyvvta eeqgvkpeqlagtiqndilkefmvrntyiyppqpsmriiseifaytsanmpkwnsisisg yhmqeagatadiemaytladgvdyiragesvglnvdqfaprlsffwgigmnffmevaklr aarmlwaklvhqfgpknpksmslrthsqtsgwsltaqdvynnvvrtcieamaatqghtqs lhtnsldeaialptdfsariarntqlflqqesgttrvidpwsgsayveeltwdlarkawg hiqevekvggmakaiekgipkmrieeaaartqaridsgrqpligvnkyrleheppldvlk vdnstvlaeqkaklvklraerdpekvkaaldkitwaagnpddkdpdrnllklcidagram atvgemsdalekvfgrytaqirtisgvyskevkntpeveearelveefeqaegrrprill akmgqdghdrgqkviatayadlgfdvdvgplfqtpeetarqaveadvhvvgvsslagghl tlvpalrkeldklgrpdilitvggvipeqdfdelrkdgaveiytpgtvipesaislvkkl raslda
>4reqB (B:) tlslagdfpkateeqwerevekvlnrgrppekqltfaeclkrltvhtvdgidivpmyrpk dapkklgypgvapftrgttvrngdmdawdvralhedpdekftrkaileglergvtslllr vdpdaiapehldevlsdvllemtkvevfsrydqgaaaealvsvyersdkpakdlalnlgl dpigfaalqgtepdltvlgdwvrrlakfspdsravtidaniyhnagagdvaelawalatg aeyvralveqgftateafdtinfrvtathdqfltiarlralreawarigevfgvdedkrg arqnaitswreltredpyvnilrgsiatfsasvggaesittlpftqalglpeddfplria rntgivlaeevnigrvndpaggsyyvesltrsladaawkefqeveklggmskavmtehvt kvldacnaerakrlanrkqpitavsefpmigarsietkpfpaaparkglawhrdsevfeq lmdrstsvserpkvflaclgtrrdfggregfsspvwhiagidtpqveggttaeiveafkk sgaqvadlcssakvyaqqglevakalkaagakalylsgafkefgddaaeaeklidgrlfm gmdvvdtlsstldilgvak
>4reqC (C:) tlprfdsvdlgnapvpadaarrfeelaakagtgeawetaeqipvgtlfnedvykdmdwld tyagippfvhgpyatmyafrpwtirqyagfstakesnafyrrnlaagqkglsvafdlpth rgydsdnprvagdvgmagvaidsiydmrelfagipldqmsvsmtmngavlpilalyvvta eeqgvkpeqlagtiqndilkefmvrntyiyppqpsmriiseifaytsanmpkwnsisisg yhmqeagatadiemaytladgvdyiragesvglnvdqfaprlsffwgigmnffmevaklr aarmlwaklvhqfgpknpksmslrthsqtsgwsltaqdvynnvvrtcieamaatqghtqs lhtnsldeaialptdfsariarntqlflqqesgttrvidpwsgsayveeltwdlarkawg hiqevekvggmakaiekgipkmrieeaaartqaridsgrqpligvnkyrleheppldvlk vdnstvlaeqkaklvklraerdpekvkaaldkitwaagnpddkdpdrnllklcidagram atvgemsdalekvfgrytaqirtisgvyskevkntpeveearelveefeqaegrrprill akmgqdghdrgqkviatayadlgfdvdvgplfqtpeetarqaveadvhvvgvsslagghl tlvpalrkeldklgrpdilitvggvipeqdfdelrkdgaveiytpgtvipesaislvkkl raslda
>4reqD (D:) tlslagdfpkateeqwerevekvlnrgrppekqltfaeclkrltvhtvdgidivpmyrpk dapkklgypgvapftrgttvrngdmdawdvralhedpdekftrkaileglergvtslllr vdpdaiapehldevlsdvllemtkvevfsrydqgaaaealvsvyersdkpakdlalnlgl dpigfaalqgtepdltvlgdwvrrlakfspdsravtidaniyhnagagdvaelawalatg aeyvralveqgftateafdtinfrvtathdqfltiarlralreawarigevfgvdedkrg arqnaitswreltredpyvnilrgsiatfsasvggaesittlpftqalglpeddfplria rntgivlaeevnigrvndpaggsyyvesltrsladaawkefqeveklggmskavmtehvt kvldacnaerakrlanrkqpitavsefpmigarsietkpfpaaparkglawhrdsevfeq lmdrstsvserpkvflaclgtrrdfggregfsspvwhiagidtpqveggttaeiveafkk sgaqvadlcssakvyaqqglevakalkaagakalylsgafkefgddaaeaeklidgrlfm gmdvvdtlsstldilgvak