>sp|B2K3W2|TRPB_YERPB Tryptophan synthase beta chain OS=Yersinia pseudotuberculosis serotype IB GN=trpB MTTLNPYFGEFGGMYVPQILVPALKQLEDAFVSAQLDPEFQAAFQDLLKNYAGRPTALTL CQNLTKGTKTKLYLKREDLLHGGAHKTNQVLGQALLAKRMGKTEIIAETGAGQHGVASAL ACALLGLKCRIYMGAKDIERQSPNVFRMRLMGAEVIPVHSGSSTLKDACNEALRDWSGTY ETAHYMLGTAAGPHPYPTIVREFQRMIGEETKAQILEKEGRLPDAVLACVGGGSNAIGMF ADFIDEPDVGLIGVEPAGLGIETGQHGAPLKHGKVGIYFGMKSPMMQTSDGQIEESYSIS AGLDFPSVGPQHAYLNSIGRADYVSITDDEALDAFKTLSCKEGIIPALESSHALAHALKM IKADPDKEQILVVNLSGRGDKDIFTVHDILKARGEI