Chains and heterogens:
PDB Chain Sequences:
>1fbfA (A:) dtnivtltrfvmeqgrkargtgemtqllnslctavkaistavrkagiahlygiagstnvt gdqvkkldvlsndlvinvlkssfatcvlvteedknaiivepekrgkyvvcfdpldgssni dclvsigtifgiyrknstdepsekdalqpgrnlvaagyalygsatmlvlamvngvncfml dpaigefilvdrnvkikkkgsiysinegyakefdpaiteyiqrkkfppdnsapygaryvg smvadvhrtlvyggifmypankkspkgklrllyecnpmayvmekagglattgkeavldiv ptdihqrapiilgspedvtelleiyqkha
>1fbfA (A:) dtnivtltrfvmeqgrkargtgemtqllnslctavkaistavrkagiahkldvlsndlvi nvlkssfatcvlvteedknaiivepekrgkyvvcfdpldgssnidclvsigtifgiyrkn stdepsekdalqpgrnlvaagyalygsatmlvlamvngvncfmldpaigefilvdrnvki kkkgsiysinegyakefdpaiteyiqrkkfppdnsapygaryvgsmvadvhrtlvyggif mypankkspkgklrllyecnpmayvmekagglattgkeavldivptdihqrapiilgspe dvtelleiyqkha
>1fbfB (B:) afdtnivtltrfvmeqgrkargtgemtqllnslctavkaistavrkagiahlygiagstn vtgdqvkkldvlsndlvinvlkssfatcvlvteedknaiivepekrgkyvvcfdpldgss nidclvsigtifgiyrknstdepsekdalqpgrnlvaagyalygsatmlvlamvngvncf mldpaigefilvdrnvkikkkgsiysinegyakefdpaiteyiqrkkfppdnsapygary vgsmvadvhrtlvyggifmypankkspkgklrllyecnpmayvmekagglattgkeavld ivptdihqrapiilgspedvtelleiyqkha
>1fbfB (B:) afdtnivtltrfvmeqgrkargtgemtqllnslctavkaistavrkagiahkldvlsndl vinvlkssfatcvlvteedknaiivepekrgkyvvcfdpldgssnidclvsigtifgiyr knstdepsekdalqpgrnlvaagyalygsatmlvlamvngvncfmldpaigefilvdrnv kikkkgsiysinegyakefdpaiteyiqrkkfppdnsapygaryvgsmvadvhrtlvygg ifmypankkspkgklrllyecnpmayvmekagglattgkeavldivptdihqrapiilgs pedvtelleiyqkha