Chains and heterogens:
PDB Chain Sequences:
>1ob2A (A:) akekfertkphvnvgtighvdhgkttltaaittvlaktyggaarafdqidnapeekargi tintshveydtptrhyahvdcpghadyvknmitgaaqmdgailvvaatdgpmpqtrehil lgrqvgvpyiivflnkcdmvddeellelvemevrellsqydfpgddtpivrgsalkaleg daeweakilelagfldsyipeperaidkpfllpiedvfsisgrgtvvtgrvergiikvge eveivgiketqkstctgvemfrklldegragenvgvllrgikreeiergqvlakpgtikp htkfesevyilskdeggrhtpffkgyrpqfyfrttdvtgtielpegvemvmpgdnikmvv tlihpiamddglrfaireggrtvgagvvakvls