>sp|A1STT0|TRPB_PSYIN Tryptophan synthase beta chain OS=Psychromonas ingrahamii GN=trpB MEKLNPYFGQFGGMFVPQILVPALKQLEAEFVRAQTDPEFLAELSELLTEYAGRPTPLTL CRNLTKGKKTKLYLKREDLLHGGAHKTNQVLGQALLAKRMGKKEIIAETGAGQHGVAAAL ACALLGLKCRVYMGAVDCERQKPNVFRMRLMGAEVIPVHSGSSTLKDACNEALRDWAGSY DTAHYLLGTVAGPHPFPTIVREFQKIIGEEAKQQVLKKEGVLPDKVIACVGGGSNAIGIF NDFIDDPSVELIGVEPGGRGIETGKHGCPITYGSKGIFFGMHSLMMQDKHGQVKESYSIS AGLDFPSVGPQHAHLAETGRAQYVYATDDEALDAFHELSLKEGIIPALESAHALAHALKL IKHDDKEQIIIVNLSGRGDKDIFTVAEIFEERGIL