>tr|C7CE33|C7CE33_METED Cysteine synthase (O-acetylserine sulfhydrolase) OS=Methylorubrum extorquens GN=cysK MTDTSTPDTVRKPGHGRVYGSITETIGNTPLVRLNRLTKERGVDAEILLKLEFFNPISSV KDRIGVNMIDALEASGRLKPGGTLVEPTSGNTGIALAFVAAARGYRLILVMPETMSVERR KMLAFLGAQLELTPGAQGMKGAIGRAEELLREIDGAVMPQQFSNPANPEIHRKTTAEEIW NDTQGQLDAFVAGVGTGGTVTGVGEVLKPRLPNLKVFAVEPVDSPVISGGQPGPHKIQGI GAGFIPDNLHTDILDGVLKVSNQQAIDTARDLAKFEGIPGGISTGGNVAAALELAGRPEF QGKRIVTIACSFAERYISSVLFEGIG