Chains and heterogens:
PDB Chain Sequences:
>3erk_ (-) aagpemvrgqvfdvgprytnlsyigegaygmvcsaydnlnkvrvaikkispfehqtycqr tlreikillrfrheniigindiiraptieqmkdvyivqdlmetdlykllktqhlsndhic yflyqilrglkyihsanvlhrdlkpsnlllnttcdlkicdfglarvadpdhdhtgfltey vatrwyrapeimlnskgytksidiwsvgcilaemlsnrpifpgkhyldqlnhilgilgsp sqedlnciinlkarnyllslphknkvpwnrlfpnadskaldlldkmltfnphkrieveqa lahpyleqyydpsdepiaeapfkfdmelddlpkeklkelifeetarfqpg