Chains and heterogens:
PDB Chain Sequences:
>1htdA (A:) qnlpqryielvvvadhrvfmkynsdlntirtrvheivnfingfyrslnihvsltdleiws nedqiniqsassdtlnafaewretdllnrkshdnaqlltaieldeetlglaplgtmcdpk lsigivqdhspinllmgvtmahelghnlgmehdgkdclrgaslcimrpgltkgrsyefsd dsmhyyerflkqykpqcilnkp
>1htdA (A:) lpqryielvvvadhrvfmkynsdlntirtrvheivnfingfyrslnihvsltdleiwsne dqiniqsassdtlnafaewretdllnrkshdnaqlltaieldeetlglaplgtmcdpkls igivqdhspinllmgvtmahelghnlgmehdgkdclrgaslcimrpgltkgrsyefsdds mhyyerflkqykpqcilnkp
>1htdB (B:) qnlpqryielvvvadhrvfmkynsdlntirtrvheivnfingfyrslnihvsltdleiws nedqiniqsassdtlnafaewretdllnrkshdnaqlltaieldeetlglaplgtmcdpk lsigivqdhspinllmgvtmahelghnlgmehdgkdclrgaslcimrpgltkgrsyefsd dsmhyyerflkqykpqcilnkp
>1htdB (B:) lpqryielvvvadhrvfmkynsdlntirtrvheivnfingfyrslnihvsltdleiwsne dqiniqsassdtlnafaewretdllnrkshdnaqlltaieldeetlglaplgtmcdpkls igivqdhspinllmgvtmahelghnlgmehdgkdclrgaslcimrpgltkgrsyefsdds mhyyerflkqykpqcilnkp