>sp|Q31MM7|SYC_SYNE7 Cysteine--tRNA ligase OS=Synechococcus elongatus GN=cysS MTLSLYNTLTRQKQRFEPLQAGSVSLYCCGVTVYDYCHLGHARSYIVWDTLRRYLLWLGY RVRYVQNFTDIDDKILRRSRQEGTTMQAIADRYTQAYFEDMARLNILEADDYPRATHTLD GIQRLIAELEDKGFAYAADGDVYFSVRRFQDYGKLSGRKLEDLKAGASGRVESAEESLKH DPFDFALWKAAKPEEPAWDSPWGPGRPGWHIECSAMVRDRLGDSIDIHVGGADLVFPHHE NEIAQSEAVTGHPLARYWLHNGMVNVGGEKMSKSLGNFTTIRQLLDEGGISPMVLRLFVL QANYRKPIDFTDEALQACQNGWETLQEGLHFGEHWGDRLGWTESVTVDPDLSDRFRMAMD DDLNTPAALAVLFELAKELRRQQNLLIHEGHLDGDAQQLHQHWVTLVQLAGVLGLEAEPE LAETNELDEAAIEDWIAKRHAARQAKDFAEADRIRHYLADLGITLIDQAGGITRWSRT