Chains and heterogens:
PDB Chain Sequences:
>6xcbA (A:) hhhhhhssglvprgshmqfvnkqfnykdpvngvdiayikipnvgqmqpvkafkihnkiwv iperdtftnpeegdlnpppeakqvpvsyydstylstdnekdnylkgvtklferiystdlg rmlltsivrgipfwggstidtelkvidtncinviqpdgsyrseelnlviigpsadiiqfe cksfghevlnltrngygstqyirfspdftfgfeeslevdtnpllgagkfatdpavtlahe lihaghrlygiainpnrvfkvntnayyemsglevsfeelrtfgghdakfidslqenefrl yyynkfkdiastlnkaksivgttaslqymknvfkekyllsedtsgkfsvdklkfdklykm lteiytednfvkffkvlnrktylnfdkavfkinivpkvnytiydgfnlrntnlaanfngq nteinnmnftklknftglfe
>6xcbA (A:) qfvnkqfnykdpvngvdiayikipnvqmqpvkafkihnkiwviperdtftnpeegdlnpp peakqvpvsyydstylstdnekdnylkgvtklferiystdlgrmlltsivrgipfwggst idtelkvidtncinviqsyrseelnlviigpsadiiqfecksfglnltrngygstqyirf spdftfgfeeslevdtnpllgagkfatdpavtlahelihaghrlygiainpnrvfkvntn ayyemsglevsfeelrtfgghdakfidslqenefrlyyynkfkdiastlnkaksivgtta slqymknvfkekyllsedtsgkfsvdklkfdklykmlteiytednfvkffkvlnrktyln fdkavfkinivpkvnytiydgfnlrntnlaanfngqnteinnmnftklknftgl