>3ldbB (B:) observed residues (from ATOM records) divmtqspsslavsagekvtmscrssqslyysgikknllawyqlkpgqspklliyyastl ftgvpdrftgsgsgtdytltitsvqaedmgqyfcqqgisnpytfgagtkleikradakpt vsifppsseqlgtgsatlvcfvnnfypkdinvkwkvdgsekrdgvlqsvtdqdskdstys lsstlsltkadyerhnlytcevthktstaaivktlnr