Chains and heterogens:
PDB Chain Sequences:
>2xydA (A:) ldpglqpgqfsadeagaqlfaqsyqssaeqvlfqsvaaswahdtnitaenarrqeeaall sqefaeawgqkakelyepiwqqftdpqlrriigavrtlgsanlplakrqqynallsqmsr iystakvclpnktatcwsldpdltnilassrsyamllfawegwhnaagiplkplyedfta lsneaykqdgftdtgaywrswynsptfeddlehlyqqleplylnlhafvrralhrrygdr yinlrgpipahllgdmwaqsweniydmvvpfpdkpnldvtstmlqqgwqathmfrvaeef ftslelspmppefwegsmlekpadgrevvchasawdfynrkdfrikqctrvtmdqlstvh hemghiqyylqykdlpvslrrganpgfheaigdvlalsvstpehlhkiglldrvtndtes dinyllkmalekiaflpfgylvdqwrwgvfsgrtppsrynfdwwylrtkyqgicppvtrn ethfdagakfhvpnvtpyiryfvsfvlqfqfhealckeagyegplhqcdiyrstkagakl rkvlragssrpwqevlkdmvgldaldaqpllkyfqlvtqwlqeqnqqngevlgwpeyqwh pplpdnypeg
>2xydA (A:) ldpglqpgqfsadeagaqlfaqsyqssaeqvlfqsvaaswahdtnitaenarrqeeaall sqefaeawgqkakelyepiwqqftdpqlrriigavrtlgsanlplakrqqynallsqmsr iystakvcltatcwsldpdltnilassrsyamllfawegwhnaagiplkplyedftalsn eaykqdgftdtgaywrswynsptfeddlehlyqqleplylnlhafvrralhrrygdryin lrgpipahllgdmwaqsweniydmvvpfpdkpnldvtstmlqqgwqathmfrvaeeffts lelspmppefwegsmlekpadgrevvchasawdfynrkdfrikqctrvtmdqlstvhhem ghiqyylqykdlpvslrrganpgfheaigdvlalsvstpehlhkiglldrvtndtesdin yllkmalekiaflpfgylvdqwrwgvfsgrtppsrynfdwwylrtkyqgicppvtrneth fdagakfhvpnvtpyiryfvsfvlqfqfhealckeagyegplhqcdiyrstkagaklrkv lragssrpwqevlkdmvgldaldaqpllkyfqlvtqwlqeqnqqngevlgwpeyqwhppl pdnypeg
>2xydB (B:) ldpglqpgqfsadeagaqlfaqsyqssaeqvlfqsvaaswahdtnitaenarrqeeaall sqefaeawgqkakelyepiwqqftdpqlrriigavrtlgsanlplakrqqynallsqmsr iystakvclpnktatcwsldpdltnilassrsyamllfawegwhnaagiplkplyedfta lsneaykqdgftdtgaywrswynsptfeddlehlyqqleplylnlhafvrralhrrygdr yinlrgpipahllgdmwaqsweniydmvvpfpdkpnldvtstmlqqgwqathmfrvaeef ftslelspmppefwegsmlekpadgrevvchasawdfynrkdfrikqctrvtmdqlstvh hemghiqyylqykdlpvslrrganpgfheaigdvlalsvstpehlhkiglldrvtndtes dinyllkmalekiaflpfgylvdqwrwgvfsgrtppsrynfdwwylrtkyqgicppvtrn ethfdagakfhvpnvtpyiryfvsfvlqfqfhealckeagyegplhqcdiyrstkagakl rkvlragssrpwqevlkdmvgldaldaqpllkyfqlvtqwlqeqnqqngevlgwpeyqwh pplpdnypeg
>2xydB (B:) ldpglqpgqfsadeagaqlfaqsyqssaeqvlfqsvaaswahdtnitaenarrqeeaall sqefaeawgqkakelyepiwqqftdpqlrriigavrtlgsanlplakrqqynallsqmsr iystakvcltatcwsldpdltnilassrsyamllfawegwhnaagiplkplyedftalsn eaykqdgftdtgaywrswynsptfeddlehlyqqleplylnlhafvrralhrrygdryin lrgpipahllgdmwaqsweniydmvvpfpdkpnldvtstmlqqgwqathmfrvaeeffts lelspmppefwegsmlekpadgrevvchasawdfynrkdfrikqctrvtmdqlstvhhem ghiqyylqykdlpvslrrganpgfheaigdvlalsvstpehlhkiglldrvtndtesdin yllkmalekiaflpfgylvdqwrwgvfsgrtppsrynfdwwylrtkyqgicppvtrneth fdagakfhvpnvtpyiryfvsfvlqfqfhealckeagyegplhqcdiyrstkagaklrkv lragssrpwqevlkdmvgldaldaqpllkyfqlvtqwlqeqnqqngevlgwpeyqwhppl pdnypeg