Chains and heterogens:
PDB Chain Sequences:
>3n1xA (A:) msmlkredwydltrttnwtpkyvtenelfpeemsgargismeawekydepykitypeyvs iqrekdsgaysikaalerdgfvdradpgwvstmqlhfgaialeeyaastaearmarfaka pgnrnmatfgmmdenrhgqiqlyfpyanvkrsrkwdwahkaihtnewaaiaarsffddmm mtrdsvavsimltfafetgfcnmqflglaadaaeagdhtfaslissiqtdesrhaqqggp slkilvengkkdeaqqmvdvaiwrswklfsvltgpimdyytplesrnqsfkefmlewiva qferqlldlgldkpwywdqfmqdldethhgmhlgvwywrptvwwdpaagvspeerewlee kypgwndtwgqcwdvitdnlvngkpeltvpetlpticnmcnlpiahtpgnkwnvkdyqle yegrlyhfgseadrwcfqidperyenhtnlvdrflkgeiqpadlagalmymslepgvmgd dahdyewvkayqkktnaa
>3n1xA (A:) smlkredwydltrttnwtpkyvtenelfpeemsgargismeawekydepykitypeyvsi qrekdsgaysikaalerdgfvdradpgwvstmqlhfgaialeeyaastaearmarfakap gnrnmatfgmmdenrhgqiqlyfpyanvkrsrkwdwahkaihtnewaaiaarsffddmmm trdsvavsimltfafetgfcnmqflglaadaaeagdhtfaslissiqtdesrhaqqggps lkilvengkkdeaqqmvdvaiwrswklfsvltgpimdyytplesrnqsfkefmlewivaq ferqlldlgldkpwywdqfmqdldethhgmhlgvwywrptvwwdpaagvspeerewleek ypgwndtwgqcwdvitdnlvngkpeltvpetlpticnmcnlpiahtpgnkwnvkdyqley egrlyhfgseadrwcfqidperyenhtnlvdrflkgeiqpadlagalmymslepgvmgdd ahdyewvkayq
>3n1xB (B:) mseqqpealkplktwshlagnrrrpseyevvstnlhyftdnperpweldsnlpmqtwykk ycfdsplkhddwnafrdpdqlvyrtynllqdgqesyvqglfdqlndrghdqmltrewvet larfytparylfhalqmgsvyihqiapastitncatyetadhlrwlthtayrtrelancy pdvgfgkrerdvwendpawqgfreliekaliawdwgeaftainlvtkpaveeallqqlgs laqsegdtllgllaqaqkrdaerhrrwssalvkmalekegnrevlqkwvakwepladkai eaycsalpdgenaiveaksasryvrqmmgl
>3n1xB (B:) ealkplktwshlagnrrrpseyevvstnlhyftdnperpweldsnlpmqtwykkycfdsp lkhddwnafrdpdqlvyrtynllqdgqesyvqglfdqlndrghdqmltrewvetlarfyt parylfhalqmgsvyihqiapastitncatyetadhlrwlthtayrtrelancypdvgfg krerdvwendpawqgfreliekaliawdwgeaftainlvtkpaveeallqqlgslaqseg dtllgllaqaqkrdaerhrrwssalvkmalekegnrevlqkwvakwepladkaieaycsa lpdgenaiveaksasryvrqmmgl
>3n1xC (C:) matfpimsnferdfviqlvpvdtedtmdqvaekcayhsinrrvhpqpekilrvrrhedgt lfprgmivsdaglrptetldiifmdn
>3n1xC (C:) atfpimsnferdfviqlvpvdtedtmdqvaekcayhsinrrvhpqpekilrvrrhedgtl fprgmivsdaglrptetldiifmdn