Chains and heterogens:
PDB Chain Sequences:
>1c50A (A:) isvrglagvenvtelkknfnrhlhftlvkdrnvatprdyyfalahtvrdhlvgrwirtqq hyyekdpkriyylslefymgrtlqntmvnlalenacdeatyqlgldmeeleeieedaglg ngglgrlaacfldsmatlglaaygygiryefgifnqkicggwqmeeaddwlrygnpweka rpeftlpvhfygrvehtsqgakwvdtqvvlampydtpvpgyrnnvvntmrlwsakapndf nlkdfnvggyiqavldrnlaenisrvlypndnffegkelrlkqeyfvvaatlqdiirrfk sskfgcrdpvrtnfdafpdkvaiqlndthpslaipelmrvlvdlerldwdkawevtvktc aytnhtvipealerwpvhlletllprhlqiiyeinqrflnrvaaafpgdvdrlrrmslve egavkrinmahlciagshavngvarihseilkktifkdfyelephkfqnktngitprrwl vlcnpglaeiiaerigeeyisdldqlrkllsyvddeafirdvakvkqenklkfaaylere ykvhinpnslfdvqvkriheykrqllnclhvitlynrikkepnkfvvprtvmiggkaapg yhmakmiiklitaigdvvnhdpvvgdrlrviflenyrvslaekvipaadlseqistagte asgtgnmkfmlngaltigtmdganvemaeeageenffifgmrvedvdrldqrgynaqeyy dripelrqiieqlssgffspkqpdlfkdivnmlmhhdrfkvfadyeeyvkcqervsalyk nprewtrmvirniatsgkfssdrtiaqyareiwgvepsrqrlpapdekip