>sp|B7J4S9|TRPB_ACIF2 Tryptophan synthase beta chain OS=Acidithiobacillus ferrooxidans GN=trpB MGTYALPDAFGHYGPYGGRFVAETLIPALEELERAYQEAQRDPEFRAELHSELRQFVGRP NPLYHAGRLSRELGGAQIYLKREDLNHTGAHKINNAVGQALLARRMGKKRVIAETGAGQH GVATATVATRYGMECLVYMGEEDIQRQSSNVFRMRLLGAQVTAVSSGTRTLKDALNEALR DWVTNVESTFYVIGTVAGPHPYPVMVRDFHRVIGDEARAQCLELTGRLPDCLIACVGGGS NAIGLFYPFIEDRAVRMIGVEAGGLGLGTGQHAAPLTTGRPGVLHGNRTYLMEDEDGQIL PTHSISAGLDYPGVGPEHAYLKDTGRAEYVAATDEEALAAFHRLCRTEGIIPALESAHAL AHAFRLAPTMRSDQTIIVNLSGRGDKDIHTVAALEGIHL