4qxt B 1.58 BS01 peptide Q 0 H31 D34 Y36 N38 Y53 E59 S60 T95 N96 Y100 H31 D34 Y36 N38 Y53 E59 S60 T95 N96 Y100 25965408 14 ~ 23 DIVLTQSPASLAVSLGQRATISCKASQSVDHDGDSYMNWFQQKPGQSPKLLIYAASNLESGIPARFSGSGSGTDFTLNIHPVEEEDAATYYCQQTNEDPYTFGGGTKLEIK