Chains and heterogens:
PDB Chain Sequences:
>4bxkA (A:) ldpglqpgqfsadeagaqlfaqsyqssaeqvlfqsvaaswahdtnitaenarrqeeaall sqefaeawgqkakelyepiwqqftdpqlrriigavrtlgsanlplakrqqynallsqmsr iystakvclpqktatcwsldpdltnilassrsyamllfawegwhnaagiplkplyedfta lsneaykqdgftdtgaywrswynsptfeddlehlyqqleplylnlhafvrralhrrygdr yinlrgpipahllgdmwaqsweniydmvvpfpdkpnldvtstmlqqgwqathmfrvaeef ftslelspmppefwegsmlekpadgrevvchasawdfynrkdfrikqctrvtmdqlstvh hemghiqyylqykdlpvslrrganpgfheaigdvlalsvstpehlhkiglldrvtndtes dinyllkmalekiaflpfgylvdqwrwgvfsgrtppsrynfdwwylrtkyqgicppvtrn ethfdagakfhvpnvtpyiryfvsfvlqfqfhealckeagyegplhqcdiyrstkagakl rkvlragssrpwqevlkdmvgldaldaqpllkyfqlvtqwlqeqnqqngevlgwpeyqwh pplpdnypegidlvtdeaeaskfveeydl
>4bxkA (A:) ldpglqpgqfsadeagaqlfaqsyqssaeqvlfqsvaaswahdtnitaenarrqeeaall sqefaeawgqkakelyepiwqqftdpqlrriigavrtlgsanlplakrqqynallsqmsr iystakvcltatcwsldpdltnilassrsyamllfawegwhnaagiplkplyedftalsn eaykqdgftdtgaywrswynsptfeddlehlyqqleplylnlhafvrralhrrygdryin lrgpipahllgdmwaqsweniydmvvpfpdkpnldvtstmlqqgwqathmfrvaeeffts lelspmppefwegsmlekpadgrevvchasawdfynrkdfrikqctrvtmdqlstvhhem ghiqyylqykdlpvslrrganpgfheaigdvlalsvstpehlhkiglldrvtndtesdin yllkmalekiaflpfgylvdqwrwgvfsgrtppsrynfdwwylrtkyqgicppvtrneth fdagakfhvpnvtpyiryfvsfvlqfqfhealckeagyegplhqcdiyrstkagaklrkv lragssrpwqevlkdmvgldaldaqpllkyfqlvtqwlqeqnqqngevlgwpeyqwhppl pdnypeg
>4bxkB (B:) ldpglqpgqfsadeagaqlfaqsyqssaeqvlfqsvaaswahdtnitaenarrqeeaall sqefaeawgqkakelyepiwqqftdpqlrriigavrtlgsanlplakrqqynallsqmsr iystakvclpqktatcwsldpdltnilassrsyamllfawegwhnaagiplkplyedfta lsneaykqdgftdtgaywrswynsptfeddlehlyqqleplylnlhafvrralhrrygdr yinlrgpipahllgdmwaqsweniydmvvpfpdkpnldvtstmlqqgwqathmfrvaeef ftslelspmppefwegsmlekpadgrevvchasawdfynrkdfrikqctrvtmdqlstvh hemghiqyylqykdlpvslrrganpgfheaigdvlalsvstpehlhkiglldrvtndtes dinyllkmalekiaflpfgylvdqwrwgvfsgrtppsrynfdwwylrtkyqgicppvtrn ethfdagakfhvpnvtpyiryfvsfvlqfqfhealckeagyegplhqcdiyrstkagakl rkvlragssrpwqevlkdmvgldaldaqpllkyfqlvtqwlqeqnqqngevlgwpeyqwh pplpdnypegidlvtdeaeaskfveeydl
>4bxkB (B:) ldpglqpgqfsadeagaqlfaqsyqssaeqvlfqsvaaswahdtnitaenarrqeeaall sqefaeawgqkakelyepiwqqftdpqlrriigavrtlgsanlplakrqqynallsqmsr iystakvcltatcwsldpdltnilassrsyamllfawegwhnaagiplkplyedftalsn eaykqdgftdtgaywrswynsptfeddlehlyqqleplylnlhafvrralhrrygdryin lrgpipahllgdmwaqsweniydmvvpfpdkpnldvtstmlqqgwqathmfrvaeeffts lelspmppefwegsmlekpadgrevvchasawdfynrkdfrikqctrvtmdqlstvhhem ghiqyylqykdlpvslrrganpgfheaigdvlalsvstpehlhkiglldrvtndtesdin yllkmalekiaflpfgylvdqwrwgvfsgrtppsrynfdwwylrtkyqgicppvtrneth fdagakfhvpnvtpyiryfvsfvlqfqfhealckeagyegplhqcdiyrstkagaklrkv lragssrpwqevlkdmvgldaldaqpllkyfqlvtqwlqeqnqqngevlgwpeyqwhppl pdnypeg