Chains and heterogens:
PDB Chain Sequences:
>4e9sA (A:) aerptlpipdllttdarnriqltigagqstfggktattwgyngnllgpavklqrgkavtv diynqlteettlhwhglevpgevdggpqgiippggkrsvtlnvdqpaatcwfhphqhgkt grqvamglaglvvieddeilklmlpkqwgiddvpvivqdkkfsadgqidyqldvmtaavg wfgdtlltngaiypqhaaprgwlrlrllngcnarslnfatsdnrplyviasdggllpepv kvselpvlmgerfevlvevndnkpfdlvtlpvsqmgmaiapfdkphpvmriqpiaisasg alpdtlsslpalpslegltvrklqlsmdpmldmmgmqmlmekygdqamagmdhsqmmghm ghgnmnhmnhggkfdfhhankingqafdmnkpmfaaakgqyerwvisgvgdmmlhpfhih gtqfrilsengkppaahragwkdtvkvegnvsevlvkfnhdapkehaymahchllehedt gmmlgftvg
>4e9sA (A:) aerptlpipdllttdarnriqltigagqstfggktattwgyngnllgpavklqrgkavtv diynqlteettlhwhglevpgevdggpqgiippggkrsvtlnvdqpaatcwfhphqhgkt grqvamglaglvvieddeilklmlpkqwgiddvpvivqdkkfsadgqidyqldvmtaavg wfgdtlltngaiypqhaaprgwlrlrllngcnarslnfatsdnrplyviasdggllpepv kvselpvlmgerfevlvevndnkpfdlvtlpvsqmgmaiapfdkphpvmriqpiaisasg alpdtlsslpalpslegltvrklqlsmdpmldmmgmqmlmekygdqamagmdhhmnhggk fdfhhankingqafdmnkpmfaaakgqyerwvisgvgdmmlhpfhihgtqfrilsengkp paahragwkdtvkvegnvsevlvkfnhdapkehaymahchllehedtgmmlgftvg