Chains and heterogens:
PDB Chain Sequences:
>1fpuA (A:) mdpsspnydkwemertditmkhklgggqygevyegvwkkysltvavktlkedtmeveefl keaavmkeikhpnlvqllgvctreppfyiitefmtygnlldylrecnrqevsavvllyma tqissameylekknfihrdlaarnclvgenhlvkvadfglsrlmtgdtytahagakfpik wtapeslaynkfsiksdvwafgvllweiatygmspypgidlsqvyellekdyrmerpegc pekvyelmracwqwnpsdrpsfaeihqafetmfqe
>1fpuB (B:) mdpsspnydkwemertditmkhklgggqygevyegvwkkysltvavktlkedtmeveefl keaavmkeikhpnlvqllgvctreppfyiitefmtygnlldylrecnrqevsavvllyma tqissameylekknfihrdlaarnclvgenhlvkvadfglsrlmtgdtytahagakfpik wtapeslaynkfsiksdvwafgvllweiatygmspypgidlsqvyellekdyrmerpegc pekvyelmracwqwnpsdrpsfaeihqafetmfqe
>1fpuB (B:) mdpsspnydkwemertditmkhklgggqygevyegvwkkysltvavktlkedtmeveefl keaavmkeikhpnlvqllgvctreppfyiitefmtygnlldylrecnrqevsavvllyma tqissameylekknfihrdlaarnclvgenhlvkvadfglsrtytahagakfpikwtape slaynkfsiksdvwafgvllweiatygmspypgidlsqvyellekdyrmerpegcpekvy elmracwqwnpsdrpsfaeihqafetmfqe