Chains and heterogens:
PDB Chain Sequences:
>3mrxA (A:) srplsdqekrkqisvrglagvenvtelkknfnrhlhftlvkdrnvatprdyyfalahtvr dhlvgrwirtqqhyyekdpkriyylslefymgrtlqntmvnlalenacdeatyqlgldme eleeieedaglgngglgrlaacfldsmatlglaaygygiryefgifnqkicggwqmeead dwlrygnpwekarpeftlpvhfygrvehtsqgakwvdtqvvlampydtpvpgyrnnvvnt mrlwsakapndfnlkdfnvggyiqavldrnlaenisrvlypndnffegkelrlkqeyfvv aatlqdiirrfksskfgcrdpvrtnfdafpdkvaiqlndthpslaipelmrvlvdlerld wdkawevtvktcaytnhtvlpealerwpvhlletllprhlqiiyeinqrflnrvaaafpg dvdrlrrmslveegavkrinmahlciagshavngvarihseilkktifkdfyelephkfq nktngitprrwlvlcnpglaeiiaerigeeyisdldqlrkllsyvddeafirdvakvkqe nklkfaaylereykvhinpnslfdvqvkriheykrqllnclhvitlynrikkepnkfvvp rtvmiggkaapgyhmakmiiklitaigdvvnhdpvvgdrlrviflenyrvslaekvipaa dlseqistagteasgtgnmkfmlngaltigtmdganvemaeeageenffifgmrvedvdr ldqrgynaqeyydripelrqiieqlssgffspkqpdlfkdivnmlmhhdrfkvfadyeey vkcqervsalyknprewtrmvirniatsgkfssdrtiaqyareiwgvepsrqrlpapdek ip
>3mrxA (A:) qisvrglagvenvtelkknfnrhlhftlvkdrnvatprdyyfalahtvrdhlvgrwirtq qhyyekdpkriyylslefymgrtlqntmvnlalenacdeatyqlgldmeeleeieedagl gngglgrlaacfldsmatlglaaygygiryefgifnqkicggwqmeeaddwlrygnpwek arpeftlpvhfygrvehtsqgakwvdtqvvlampydtpvpgyrnnvvntmrlwsakapnd fnlggyiqavldrnlaenisrvlypndnffegkelrlkqeyfvvaatlqdiirrfksstn fdafpdkvaiqlndthpslaipelmrvlvdlerldwdkawevtvktcaytnhtvlpeale rwpvhlletllprhlqiiyeinqrflnrvaaafpgdvdrlrrmslveegavkrinmahlc iagshavngvarihseilkktifkdfyelephkfqnktngitprrwlvlcnpglaeiiae rigeeyisdldqlrkllsyvddeafirdvakvkqenklkfaaylereykvhinpnslfdv qvkriheykrqllnclhvitlynrikkepnkfvvprtvmiggkaapgyhmakmiiklita igdvvnhdpvvgdrlrviflenyrvslaekvipaadlseqistagteasgtgnmkfmlng altigtmdganvemaeeageenffifgmrvedvdrldqrgynaqeyydripelrqiieql ssgffspkqpdlfkdivnmlmhhdrfkvfadyeeyvkcqervsalyknprewtrmvirni atsgkfssdrtiaqyareiwgvepsrqrlpa