Chains and heterogens:
PDB Chain Sequences:
>1po11 (1:) aatsrdalpnteasgpthskeipaltavetgatnplvpsdtvqtrhvvqhrsrsessies ffargacvtimtvdnpasttnkdklfavwkitykdtvqlrrklefftysrfdmeltfvvt anftetnnghalnqvyqimyvppgapvpekwddytwqtssnpsifytygtaparisvpyv gisnayshfydgfskvplkdqsaalgdslygaaslndfgilavrvvndhnptkvtskirv ylkpkhirvwcprppravayygpgvdykdgtltplstkdltty
>1po12 (2:) eacgysdrvlqltlgnstittqeaansvvaygrwpeylrdseanpvdqptepdvaacrfy tldtvswtkesrgwwwklpdalrdmglfgqnmyyhylgrsgytvhvqcnaskfhqgalgv favpemclagdsntttmhtsyqnanpgekggtftgtftpdnnqtsparrfcpvdyllgng tllgnafvfphqiinlrtnncatlvlpyvnslsidsmvkhnnwgiailplaplnfasess peipitltiapmccefnglrnitlprlq
>1po13 (3:) glpvmntpgsnqyltadnfqspcalpefdvtppidipgevknmmelaeidtmipfdlsat kkntmemyrvrlsdkphtddpilclslspasdprlshtmlgeilnyythwagslkftflf cgsmmatgkllvsyappgadppkkrkeamlgthviwdiglqssctmvvpwisnttyrqti ddsfteggyisvfyqtrivvplstpremdilgfvsacndfsvrllrdtthieqka