Chains and heterogens:
PDB Chain Sequences:
>1r43A (A:) mskdvsstittvsaspdgtlnlpaaaplsiasgrlnqtiletgsqfggvarwgqeshefg mrrlagtaldgamrdwftneceslgckvkvdkignmfavypgknggkptatgshldtqpe agkydgilgvlaglevlrtfkdnnyvpnydvcvvvwfneegarfarsctgssvwshdlsl eeayglmsvgedkpesvydslknigyigdtpasykeneidahfelhieqgpiledenkai givtgvqaynwqkvtvhgvgahagttpwrlrkdallmsskmivaaseiaqrhnglftcgi idakpysvniipgevsftldfrhpsddvlatmlkeaaaefdrlikindggalsyesetlq vspavnfhevciecvsrsafaqfkkdqvrqiwsgaghdscqtaphvptsmifipskdgls hnyyeysspeeiengfkvllqaiinydnyrvirghhhhhhhhh
>1r43A (A:) gtlnlpaaaplsiasgrlnqtiletgsqfggvarwgqeshefgmrrlagtaldgamrdwf tneceslgckvkvdkignmfavypgknggkptatgshldtqpeagkydgilgvlaglevl rtfkdnnyvpnydvcvvvwfneegarfarsctgssvwshdlsleeayglmsvgedkpesv ydslknigyigdtpasykeneidahfelhieqgpiledenkaigivtgvqaynwqkvtvh gvgahagttpwrlrkdallmsskmivaaseiaqrhnglftcgiidakpysvniipgevsf tldfrhpsddvlatmlkeaaaefdrlikindggalsyesetlqvspavnfhevciecvsr safaqfkkdqvrqiwsgaghdscqtaphvptsmifipskdglshnyyeysspeeiengfk vllqaiinydnyrvirgh
>1r43B (B:) mskdvsstittvsaspdgtlnlpaaaplsiasgrlnqtiletgsqfggvarwgqeshefg mrrlagtaldgamrdwftneceslgckvkvdkignmfavypgknggkptatgshldtqpe agkydgilgvlaglevlrtfkdnnyvpnydvcvvvwfneegarfarsctgssvwshdlsl eeayglmsvgedkpesvydslknigyigdtpasykeneidahfelhieqgpiledenkai givtgvqaynwqkvtvhgvgahagttpwrlrkdallmsskmivaaseiaqrhnglftcgi idakpysvniipgevsftldfrhpsddvlatmlkeaaaefdrlikindggalsyesetlq vspavnfhevciecvsrsafaqfkkdqvrqiwsgaghdscqtaphvptsmifipskdgls hnyyeysspeeiengfkvllqaiinydnyrvirghhhhhhhhh
>1r43B (B:) aaaplsiasgrlnqtiletgsqfggvarwgqeshefgmrrlagtaldgamrdwftneces lgckvkvdkignmfavypgknggkptatgshldtqpeagkydgilgvlaglevlrtfkdn nyvpnydvcvvvwfneegarfarsctgssvwshdlsleeayglmsvgedkpesvydslkn igyigdtpasykeneidahfelhieqgpiledenkaigivtgvqaynwqkvtvhgvgaha gttpwrlrkdallmsskmivaaseiaqrhnglftcgiidakpysvniipgevsftldfrh psddvlatmlkeaaaefdrlikindggalsyesetlqvspavnfhevciecvsrsafaqf kkdqvrqiwsgaghdscqtaphvptsmifipskdglshnyyeysspeeiengfkvllqai inydnyrvirgh