>sp|Q58605|METK_METJA S-adenosylmethionine synthase OS=Methanocaldococcus jannaschii GN=mat MRNIIVKKLDVEPIEERPTEIVERKGLGHPDSICDGIAESVSRALCKMYMEKFGTILHHN TDQVELVGGHAYPKFGGGVMVSPIYILLSGRATMEILDKEKNEVIKLPVGTTAVKAAKEY LKKVLRNVDVDKDVIIDCRIGQGSMDLVDVFERQKNEVPLANDTSFGVGYAPLSTTERLV LETERFLNSDELKNEIPAVGEDIKVMGLREGKKITLTIAMAVVDRYVKNIEEYKEVIEKV RKKVEDLAKKIADGYEVEIHINTADDYERESVYLTVTGTSAEMGDDGSVGRGNRVNGLIT PFRPMSMEAASGKNPVNHVGKIYNILANLIANDIAKLEGVKECYVRILSQIGKPINEPKA LDIEIITEDSYDIKDIEPKAKEIANKWLDNIMEVQKMIVEGKVTTF