Chains and heterogens:
PDB Chain Sequences:
>1fbwA (A:) asspankvyqdrfesmyskikdpangyfseqgipyhsietlmveapdyghvttsqamsyy mwleamhgrfsgdftgfdkswsvteqyliptekdqpntsmsrydankpatyapefqdpsk ypspldtsqpvgrdpinsqltsaygtsmlygmhwildvdnwygfgaradgtskpsyintf qrgeqestwetipqpcwdehkfggqygfldlftkdtgtpakqfkytnapdadaravqaty wadqwakeqgksvstsvgkatkmgdylrysffdkyfrkigqpsqagtgydaahyllswyy awgggidstwswiigsshnhfgyqnpfaawvlstdanfkpkssngasdwaksldrqlefy qwlqsaegaiaggatnswngryeavpsgtstfygmgyvenpvyadpgsntwfgmqvwsmq rvaelyyktgdarakklldkwakwingeikfnadgtfqipstidwegqpdtwnptqgytg nanlhvkvvnygtdlgcasslantltyyaaksgdetsrqnaqklldamwnnysdskgist veqrgdyhrfldqevfvpagwtgkmpngdviksgvkfidirskykqdpewqtmvaalqag qvptqrlhrfwaqsefavangvyailfpd