>1dthB (B:) SEQRES residues qqnlpqryielvvvadhrvfmkynsdlntirtrvheivnfingfyrslnihvsltdleiw snedqiniqsassdtlnafaewretdllnrkshdnaqlltaieldeetlglaplgtmcdp klsigivqdhspinllmgvtmahelghnlgmehdgkdclrgaslcimrpgltkgrsyefs ddsmhyyerflkqykpqcilnkp