Chains and heterogens:
PDB Chain Sequences:
>2bwwA (A:) seisrqefqrrrqalveqmqpgsaalifaapevtrsadseypyrqnsdfwyftgfnepea vlvliksddthnhsvlfnrvrdltaeiwfgrrlgqdaapeklgvdralafseinqqlyql lngldvvyhaqgeyayadvivnsaleklrkgsrqnltapatmidwrpvvhemrlfkspee iavlrrageitamahtramekcrpgmfeyhlegeihhefnrhgarypsyntivgsgengc ilhytenecemrdgdlvlidagceykgyagditrtfpvngkftqaqreiydivleslets lrlyrpgtsilevtgevvrimvsglvklgilkgdvdeliaqnahrpffmaglshwlgldv hdvgvygqdrsrilepgmvltvepglyiapdaevpeqyrgigirieddivitetgnenlt asvvkkpeeiealmvaarkq