Chains and heterogens:
PDB Chain Sequences:
>1fm9A (A:) sanedmpverileaelavepktetyveanmglnpsspndpvtnicqaadkqlftlvewak riphfselplddqvillragwnelliasfshrsiavkdgillatglhvhrnsahsagvga ifdrvltelvskmrdmqmdktelgclraivlfnpdskglsnpaevealrekvyasleayc khkypeqpgrfaklllrlpalrsiglkclehlfffkligdtpidtflmemleaphqmt
>1fm9A (A:) nedmpverileaelavepktetyveanmglnpsspndpvtnicqaadkqlftlvewakri phfselplddqvillragwnelliasfshrsiavkdgillatglhvhrnsahsagvgaif drvltelvskmrdmqmdktelgclraivlfnpdskglsnpaevealrekvyasleayckh kypeqpgrfaklllrlpalrsiglkclehlfffkligdtpidtflmemleap
>1fm9D (D:) pesadlralakhlydsyiksfpltkakarailtgkttdkspfviydmnslmmgedkikfk hitplqeqskevairifqgcqfrsveavqeiteyaksipgfvnldlndqvtllkygvhei iytmlaslmnkdgvlisegqgfmtreflkslrkpfgdfmepkfefavkfnalelddsdla ifiaviilsgdrpgllnvkpiediqdnllqalelqlklnhpessqlfakllqkmtdlrqi vtehvqllqvikktetdmslhpllqeiykdly