Chains and heterogens:
PDB Chain Sequences:
>3aupA (A:) vtptkpinlvvlpvqndgstglhwanlqkrtplmqvpvlvdlngnhlwvnceqqysskty qapfchstqcsranthqclscpaasrpgchkntcglmstnpitqqtglgelgedvlaiha tqgstqqlgplvtvpqflfscapsflvqkglprntqgvaglghapislpnqlashfglqr qfttclsryptskgaiifgdapnnmrqfqnqdifhdlaftpltitlqgeynvrvnsirin qhsvfplnkisstivgstsggtmiststphmvlqqsvyqaftqvfaqqlpkqaqvksvap fglcfnsnkinaypsvdlvmdkpngpvwrisgedlmvqaqpgvtclgvmnggmqpraeit lgarqleenlvvfdlarsrvgfstsslhshgvkcadlfnfana
>3aupA (A:) pinlvvlpvqndgstglhwanlqkrtplmqvpvlvdlngnhlwvnceqqyssktyqapfc hstqcsranthqclscpaasrpgchkntcglmstnpitqqtglgelgedvlaihatqglg plvtvpqflfscapsflvqkglprntqgvaglghapislpnqlashfglqrqfttclsry ptskgaiifgdapnnmfqnqdifhdlaftpltitlqgeynvrvnsirinqhsvfplggtm iststphmvlqqsvyqaftqvfaqqlpkqaqvksvapfglcfnsnkinaypsvdlvmdkp ngpvwrisgedlmvqavtclgvmnggmqpraeitlgarqleenlvvfdlarsrvgfstss lhshgvkcadlfnfana
>3aupB (B:) vtptkpinlvvlpvqndgstglhwanlqkrtplmqvpvlvdlngnhlwvnceqqysskty qapfchstqcsranthqclscpaasrpgchkntcglmstnpitqqtglgelgedvlaiha tqgstqqlgplvtvpqflfscapsflvqkglprntqgvaglghapislpnqlashfglqr qfttclsryptskgaiifgdapnnmrqfqnqdifhdlaftpltitlqgeynvrvnsirin qhsvfplnkisstivgstsggtmiststphmvlqqsvyqaftqvfaqqlpkqaqvksvap fglcfnsnkinaypsvdlvmdkpngpvwrisgedlmvqaqpgvtclgvmnggmqpraeit lgarqleenlvvfdlarsrvgfstsslhshgvkcadlfnfana
>3aupB (B:) pinlvvlpvqndgstglhwanlqkrtplmqvpvlvdlngnhlwvnceqqyssktyqapfc hstqcsranthqclscpaasrpgchkntcglmstnpitqqtglgelgedvlaihatlgpl vtvpqflfscapsflvqkglprntqgvaglghapislpnqlashfglqrqfttclsrypt skgaiifgdapnnmdifhdlaftpltitlqgeynvrvnsirinqhsvfplggtmiststp hmvlqqsvyqaftqvfaqqlpkqaqvksvapfglcfnsnkinaypsvdlvmdkpngpvwr isgedlmvqaqpgvtclgvmnggmqpraeitlgarqleenlvvfdlarsrvgfstsslhs hgvkcadlfnfa
>3aupC (C:) vtptkpinlvvlpvqndgstglhwanlqkrtplmqvpvlvdlngnhlwvnceqqysskty qapfchstqcsranthqclscpaasrpgchkntcglmstnpitqqtglgelgedvlaiha tqgstqqlgplvtvpqflfscapsflvqkglprntqgvaglghapislpnqlashfglqr qfttclsryptskgaiifgdapnnmrqfqnqdifhdlaftpltitlqgeynvrvnsirin qhsvfplnkisstivgstsggtmiststphmvlqqsvyqaftqvfaqqlpkqaqvksvap fglcfnsnkinaypsvdlvmdkpngpvwrisgedlmvqaqpgvtclgvmnggmqpraeit lgarqleenlvvfdlarsrvgfstsslhshgvkcadlfnfana
>3aupC (C:) pinlvvlpvqndgstglhwanlqkrtplmqvpvlvdlngnhlwvnceqqyssktyqapfc hstqcsranthqclscpaasrpgchkntcglmstnpitqqtglgelgedvlaihatlgpl vtvpqflfscapsflvqkglprntqgvaglghapislpnqlashfglqrqfttclsrypt skgaiifgdapnnmfhdlaftpltitlqgeynvrvnsirinqhsvfplstivgstsggtm iststphmvlqqsvyqaftqvfaqqlpkqaqvksvapfglcfnsnkinaypsvdlvmdkp ngpvwrisgedlmvqaqpgvtclgvmnggmqpraeitlgarqleenlvvfdlarsrvgfs tsslhscadlfn
>3aupD (D:) vtptkpinlvvlpvqndgstglhwanlqkrtplmqvpvlvdlngnhlwvnceqqysskty qapfchstqcsranthqclscpaasrpgchkntcglmstnpitqqtglgelgedvlaiha tqgstqqlgplvtvpqflfscapsflvqkglprntqgvaglghapislpnqlashfglqr qfttclsryptskgaiifgdapnnmrqfqnqdifhdlaftpltitlqgeynvrvnsirin qhsvfplnkisstivgstsggtmiststphmvlqqsvyqaftqvfaqqlpkqaqvksvap fglcfnsnkinaypsvdlvmdkpngpvwrisgedlmvqaqpgvtclgvmnggmqpraeit lgarqleenlvvfdlarsrvgfstsslhshgvkcadlfnfana
>3aupD (D:) pinlvvlpvqndgstglhwanlqkrtplmqvpvlvdlngnhlwvnceqqyssktyqapfc hstqcsranthqclscpaasrpgchkntcglmstnpitqqtglgelgedvlaihatgplv tvpqflfscapsflvqkglprntqgvaglghapislpnqlashfglqrqfttclsrypts kgaiifgdapnnmifhdlaftpltitlqgeynvrvnsirinqhsvfpstivgstsggtmi ststphmvlqqsvyqaftqvfaqqlpvksvapfglcfnsaypsvdlvmdkpngpvwrisg edlmvqatclgvmnggmqpraeitlgarqleenlvvfdlarsrvgfstshgvkcadlfnf