Chains and heterogens:
PDB Chain Sequences:
>3nsyA (A:) aerptlpipdllttdarnriqltigagqstfggktattwgyngnllgpavklqrgkavtv diynqlteettlhwhglevpgevdggpqgiippggkrsvtlnvdqpaatcwfhphqhgkt grqvamglaglvvieddeilklmlpkqwgiddvpvivqdkkfsadgqidyqldvmtaavg wfgdtlltngaiypqhaaprgwlrlrllngcnarslnfatsdnrplyviasdggllpepv kvselpvlmgerfevlvevndnkpfdlvtlpvsqmgmaiapfdkphpvmriqpiaisasg alpdtlsslpalpslegltvrklqlsmdpsldssgsqslsekygdqamagmdhsqmmghm ghgnmnhmnhggkfdfhhankingqafdmnkpmfaaakgqyerwvisgvgdmmlhpfhih gtqfrilsengkppaahragwkdtvkvegnvsevlvkfnhdapkehaymahchllehedt gmmlgftvlqgdhglqgdhglsawshpqfek
>3nsyA (A:) erptlpipdllttdarnriqltigagqstfggktattwgyngnllgpavklqrgkavtvd iynqlteettlhwhglevpgevdggpqgiippggkrsvtlnvdqpaatcwfhphqhgktg rqvamglaglvvieddeilklmlpkqwgiddvpvivqdkkfsadgqidyqldvmtaavgw fgdtlltngaiypqhaaprgwlrlrllngcnarslnfatsdnrplyviasdggllpepvk vselpvlmgerfevlvevndnkpfdlvtlpvsqmgmaiapfdkphpvmriqpiailpdtl sslpalpslegltvrklqlsmdpsldssgsqslsekygdqamagmdfhhankingqafdm nkpmfaaakgqyerwvisgvgdmmlhpfhihgtqfrilsengkppaahragwkdtvkveg nvsevlvkfnhdapkehaymahchllehedtgmmlgftvlqgdhg