>tr|F0NQ24|F0NQ24_SULIH S-adenosylmethionine synthase OS=Sulfolobus islandicus GN=mat MRNINVQLNPLSDIEKLQVELVERKGLGHPDYIADAVAEEASRKLSLYYLKKYGVILHHN LDKTLVVGGQATPRFKGGDVIQPIYIVVAGRATTEVKTESGIEQIPVGTIIIESVKEWIR NNFRYLDAEKHLIVDYKIGKGSTDLVGIFEAGKRVPLSNDTSFGVGFAPFTKLEKLVYET ERHLNSKQFKAKLPEVGEDIKVMGLRRGNEVDLTIAMATISELIEDVNHYINVKEQAKNE ILDLASKIAPDYDVRIYVNTGDKIDKNILYLTVTGTSAEHGDDGMTGRGNRGVGLITPMR PMSLEATAGKNPVNHVGKLYNVLANLIANKIAQEVKDVKFSQVQVLGQIGRPIDDPLIAN VDVITYDGKLNDETKNEISGIVDEMLSSFNKLTELILEGKATLF