Chains and heterogens:
PDB Chain Sequences:
>1h6cA (A:) mtnkisssdnlsnavsatddnasrtpnlnrralvgggvglaargalasglqaatlpagas qvpttpagrpmpyairpmpedrrfgyaivglgkyalnqilpgfagcqhsriealvsgnae kakivaaeygvdprkiydysnfdkiakdpkidavyiilpnslhaefairafkagkhvmce kpmatsvadcqrmidaakaankklmigyrchydpmnraavklirenqlgklgmvttdnsd vmdqndpaqqwrlrrelagggslmdigiyglngtryllgeepievraytysdpnderfve vedriiwqmrfrsgalshgassysttttsrfsvqgdkavllmdpatgyyqnlisvqtpgh anqsmmpqfimpannqfsaqldhlaeavinnkpvrspgeegmqdvrliqaiyeaartgrp vntdwgyvrqggy
>1h6cA (A:) atlpagasqvpttpagrpmpyairpmpedrrfgyaivglgkyalnqilpgfagcqhsrie alvsgnaekakivaaeygvdprkiydysnfdkiakdpkidavyiilpnslhaefairafk agkhvmcekpmatsvadcqrmidaakaankklmigyrchydpmnraavklirenqlgklg mvttdnsdvmdqndpaqqwrlrrelagggslmdigiyglngtryllgeepievraytysd pnderfvevedriiwqmrfrsgalshgassysttttsrfsvqgdkavllmdpatgyyqnl isvqtpghanqsmmpqfimpannqfsaqldhlaeavinnkpvrspgeegmqdvrliqaiy eaartgrpvntdwgyvrqggy
>1h6cB (B:) mtnkisssdnlsnavsatddnasrtpnlnrralvgggvglaargalasglqaatlpagas qvpttpagrpmpyairpmpedrrfgyaivglgkyalnqilpgfagcqhsriealvsgnae kakivaaeygvdprkiydysnfdkiakdpkidavyiilpnslhaefairafkagkhvmce kpmatsvadcqrmidaakaankklmigyrchydpmnraavklirenqlgklgmvttdnsd vmdqndpaqqwrlrrelagggslmdigiyglngtryllgeepievraytysdpnderfve vedriiwqmrfrsgalshgassysttttsrfsvqgdkavllmdpatgyyqnlisvqtpgh anqsmmpqfimpannqfsaqldhlaeavinnkpvrspgeegmqdvrliqaiyeaartgrp vntdwgyvrqggy
>1h6cB (B:) atlpagasqvpttpagrpmpyairpmpedrrfgyaivglgkyalnqilpgfagcqhsrie alvsgnaekakivaaeygvdprkiydysnfdkiakdpkidavyiilpnslhaefairafk agkhvmcekpmatsvadcqrmidaakaankklmigyrchydpmnraavklirenqlgklg mvttdnsdvmdqndpaqqwrlrrelagggslmdigiyglngtryllgeepievraytysd pnderfvevedriiwqmrfrsgalshgassysttttsrfsvqgdkavllmdpatgyyqnl isvqtpghanqsmmpqfimpannqfsaqldhlaeavinnkpvrspgeegmqdvrliqaiy eaartgrpvntdwgyvrqggy