Chains and heterogens:
PDB Chain Sequences:
>1cguA (A:) dpdtavtnkqsfstdviyqvftdrfldgnpsnnptgaaydatcsnlklycggdwqglink indnyfsdlgvtalwisqpvenifatinysgvtntayhgywardfkktnpyfgtmadfqn littahakgikividfapnhtspametdtsfaengrlydngtlvggytndtngyfhhngg sdfsslengiyknlydladfnhnnatidkyfkdaiklwldmgvdgirvaavkhmplgwqk swmssiyahkpvftfgewflgsaasdadntdfanksgmslldfrfnsavrnvfrdntsnm yaldsminstatdynqvndqvtfidnhdmdrfktsavnnrrleqalaftltsrgvpaiyy gteqyltgngdpdnrakmpsfsksttafnvisklaplrksnpaiaygstqqrwinndvyv yerkfgksvavvavnrnlstsasitglstslptgsytdvlggvlngnnitstngsinnft laagatavwqyttaettptighvgpvmgkpgnvvtidgrgfgstkgtvyfgttavtgaai tswedtqikvtipsvaagnyavkvaasgvnsnaynnftiltgdqvtvrfvvnnasttlgq nlyltgnvaelgnwstgstaigpafnqvihqyptwyydvsvpagkqlefkffkkngstit wesgsnhtfttpasgtatvtvnwq