>sp|Q9X4E5|TRPB_CERS4 Tryptophan synthase beta chain OS=Cereibacter sphaeroides GN=trpB MAEDGINSYMTGPDEQGRFGIFGGRFVSETLMPLILDLEARYEHAKTDPDFWAEMDDLWK NYVGRPSPLYFAPRLTEHLGGAKIYLKRDELNHTGAHKINNVLGQIILARRMGKTRIIAE TGAGQHGVATATVCAKFGLKCVVYMGAHDVERQAPNVFRMRLLGAEVVPVTSGRGTLKDA MNDALRDWVTNVRDTFYCIGTVAGPHPYPAMVRDFQSIIGREVRWQLAEQEEGRLPDTLV AAIGGGSNAMGLFHPFLDDPSVRIVGVEAGGKGVDDRMEHCASLTGGRPGVLHGNRTYLL QDADGQILEGFSISAGLDYPGIGPEHAWLHDTGRAEYVSITDAEALEAFQLCCALEGIIP ALEPSHALAHVIKIAPTLPRDHIIVMNMCGRGDKDIFTVAKHLGFDMKI