Chains and heterogens:
PDB Chain Sequences:
>1fpkA (A:) tdqaafdtnivtltrfvmeqgrkargtgemtqllnslctavkaistavrkagiahlygia gstnvtgdqvkkldvlsndlvinvlkssfatcvlvteedknaiivepekrgkyvvcfdpl dgssnidclvsigtifgiyrknstdepsekdalqpgrnlvaagyalygsatmlvlamvng vncfmldpaigefilvdrnvkikkkgsiysinegyakefdpaiteyiqrkkfppdnsapy garyvgsmvadvhrtlvyggifmypankkspkgklrllyecnpmayvmekagglattgke avldivptdihqrapiilgspedvtelleiyqkha
>1fpkA (A:) dtnivtltrfvmeqgrkargtgemtqllnslctavkaistavrkagiakldvlsndlvin vlkssfatcvlvteedknaiivepekrgkyvvcfdpldgssnidclvsigtifgiyrkns tdepsekdalqpgrnlvaagyalygsatmlvlamvngvncfmldpaigefilvdrnvkik kkgsiysinegyakefdpaiteyiqrkkfppdnsapygaryvgsmvadvhrtlvyggifm ypankkspkgklrllyecnpmayvmekagglattgkeavldivptdihqrapiilgsped vtelleiyqkha
>1fpkB (B:) tdqaafdtnivtltrfvmeqgrkargtgemtqllnslctavkaistavrkagiahlygia gstnvtgdqvkkldvlsndlvinvlkssfatcvlvteedknaiivepekrgkyvvcfdpl dgssnidclvsigtifgiyrknstdepsekdalqpgrnlvaagyalygsatmlvlamvng vncfmldpaigefilvdrnvkikkkgsiysinegyakefdpaiteyiqrkkfppdnsapy garyvgsmvadvhrtlvyggifmypankkspkgklrllyecnpmayvmekagglattgke avldivptdihqrapiilgspedvtelleiyqkha
>1fpkB (B:) dtnivtltrfvmeqgrkargtgemtqllnslctavkaistavrkagiakldvlsndlvin vlkssfatcvlvteedknaiivepekrgkyvvcfdpldgssnidclvsigtifgiyrkns tdepsekdalqpgrnlvaagyalygsatmlvlamvngvncfmldpaigefilvdrnvkik kkgsiysinegyakefdpaiteyiqrkkfppdnsapygaryvgsmvadvhrtlvyggifm ypankkspkgklrllyecnpmayvmekagglattgkeavldivptdihqrapiilgsped vtelleiyqkha