>tr|Q9HRP3|Q9HRP3_HALSA Cysteine synthase OS=Halobacterium salinarum (strain ATCC 700922 / JCM 11081 / NRC-1) OX=64091 GN=yrhA PE=4 SV=1 MIEQMLASGELPEGGTIIEPTAGNTGVGFAVAASQLGIDAVFVVPERFSLEKQQLMRALG ADVVNTPTDDGMGGAIQRAHDLAAEREDAIVPQQFSNPLNAEAHYETTGPEIYHALDGAV GAFVAGCGTAGTLMGTSRFLRDQISALHVTAVEPEGSMYASAAGADVSEGEYKTEGIGTH DPSTSELFDPEFVDDVTQIPDEDTHAEMQRLAAEEAQLVASSAAANSLAAIDVAERAAAG HIDLPHDCVVTVFPDSSERYLSKGLYGDYEEWEG