Chains and heterogens:
PDB Chain Sequences:
>4upvA (A:) altakhrpsvvwlhnaectgcteaairtikpyidalildtisldyqetimaaageaaeaa lhqalegkdgyylvvegglptidggqwgmvaghpmiettkkaaakakgiicigtcsaygg vqkakpnpsqakgvsealgvktinipgcppnpinfvgavvhvltkgipdldengrpklfy gelvhdncprlphfeasefapsfdseeakkgfclyelgckgpvtynncpkvlfnqvnwpv qaghpclgcsepdfwdtmtpfyeqg
>4upvA (A:) akhrpsvvwlhnaectgcteaairtikpyidalildtisldyqetimaaageaaeaalhq alegkdgyylvvegglptidggqwgmvaghpmiettkkaaakakgiicigtcsayggvqk akpnpsqakgvsealgvktinipgcppnpinfvgavvhvltkgipdldengrpklfygel vhdncprlphfeasefapsfdseeakkgfclyelgckgpvtynncpkvlfnqvnwpvqag hpclgcsepdfwdtmtpfyeqg
>4upvB (B:) altakhrpsvvwlhnaectgcteaairtikpyidalildtisldyqetimaaageaaeaa lhqalegkdgyylvvegglptidggqwgmvaghpmiettkkaaakakgiicigtcsaygg vqkakpnpsqakgvsealgvktinipgcppnpinfvgavvhvltkgipdldengrpklfy gelvhdncprlphfeasefapsfdseeakkgfclyelgckgpvtynncpkvlfnqvnwpv qaghpclgcsepdfwdtmtpfyeqg
>4upvB (B:) takhrpsvvwlhnaectgcteaairtikpyidalildtisldyqetimaaageaaeaalh qalegkdgyylvvegglptidggqwgmvaghpmiettkkaaakakgiicigtcsayggvq kakpnpsqakgvsealgvktinipgcppnpinfvgavvhvltkgipdldengrpklfyge lvhdncprlphfeasefapsfdseeakkgfclyelgckgpvtynncpkvlfnqvnwpvqa ghpclgcsepdfwdtmtpfyeqg
>4upvQ (Q:) aswshpqfekgasgaaeskptpqstftgpivvdpitrieghlrimvevengkvkdawsss qlfrgleiilkgrdprdaqhftqracgvctyvhalassrcvddavkvsipanarmmrnlv masqylhdhlvhfyhahaldwvdvtaalkadpnkaaklaasiaparpgnsakalkavqdk lkafvesgqlgiftnayflgghkayylppevdliatahylealhmqvkaasamailggkn phtqftvvggcsnyqgltkdplanylalskevcqfvnecyipdllavagfykdwggiggt snylafgefatddsspekhlatsqfpsgvitgrdlgkvdnvdlgaiyedvkyswyapggd gkhpydgvtdpkytklddkdhyswmkaprykgkamevgplartfiayakgqpdfkkvvdm vlgklsvpatalhstlgrtaargietaivcanmekwikemadsgakdntlcakwempees kgvgladaprgalshwirikgkkidnfqlvvpstwnlgprgaqgdkspveealigtpiad pkrpveilrtvhafdpciacgvh
>4upvQ (Q:) ptpqstftgpivvdpitrieghlrimvevengkvkdawsssqlfrgleiilkgrdprdaq hftqracgvctyvhalassrcvddavkvsipanarmmrnlvmasqylhdhlvhfyhahal dwvdvtaalkadpnkaaklaasiaparpgnsakalkavqdklkafvesgqlgiftnayfl gghkayylppevdliatahylealhmqvkaasamailggknphtqftvvggcsnyqgltk dplanylalskevcqfvnecyipdllavagfykdwggiggtsnylafgefatddsspekh latsqfpsgvitgrdlgkvdnvdlgaiyedvkyswyapggdgkhpydgvtdpkytklddk dhyswmkaprykgkamevgplartfiayakgqpdfkkvvdmvlgklsvpatalhstlgrt aargietaivcanmekwikemadsgakdntlcakwempeeskgvgladaprgalshwiri kgkkidnfqlvvpstwnlgprgaqgdkspveealigtpiadpkrpveilrtvhafdpcia cgvh
>4upvR (R:) aswshpqfekgasgaaeskptpqstftgpivvdpitrieghlrimvevengkvkdawsss qlfrgleiilkgrdprdaqhftqracgvctyvhalassrcvddavkvsipanarmmrnlv masqylhdhlvhfyhahaldwvdvtaalkadpnkaaklaasiaparpgnsakalkavqdk lkafvesgqlgiftnayflgghkayylppevdliatahylealhmqvkaasamailggkn phtqftvvggcsnyqgltkdplanylalskevcqfvnecyipdllavagfykdwggiggt snylafgefatddsspekhlatsqfpsgvitgrdlgkvdnvdlgaiyedvkyswyapggd gkhpydgvtdpkytklddkdhyswmkaprykgkamevgplartfiayakgqpdfkkvvdm vlgklsvpatalhstlgrtaargietaivcanmekwikemadsgakdntlcakwempees kgvgladaprgalshwirikgkkidnfqlvvpstwnlgprgaqgdkspveealigtpiad pkrpveilrtvhafdpciacgvh
>4upvR (R:) kptpqstftgpivvdpitrieghlrimvevengkvkdawsssqlfrgleiilkgrdprda qhftqracgvctyvhalassrcvddavkvsipanarmmrnlvmasqylhdhlvhfyhaha ldwvdvtaalkadpnkaaklaasiaparpgnsakalkavqdklkafvesgqlgiftnayf lgghkayylppevdliatahylealhmqvkaasamailggknphtqftvvggcsnyqglt kdplanylalskevcqfvnecyipdllavagfykdwggiggtsnylafgefatddsspek hlatsqfpsgvitgrdlgkvdnvdlgaiyedvkyswyapggdgkhpydgvtdpkytkldd kdhyswmkaprykgkamevgplartfiayakgqpdfkkvvdmvlgklsvpatalhstlgr taargietaivcanmekwikemadsgakdntlcakwempeeskgvgladaprgalshwir ikgkkidnfqlvvpstwnlgprgaqgdkspveealigtpiadpkrpveilrtvhafdpci acgvh