>sp|Q3JCB2|TRMB_NITOC tRNA (guanine-N(7)-)-methyltransferase OS=Nitrosococcus oceani GN=trmB MSNSITLEERGESFQPRPITSFVRREGRMTPAQKKALEHLWPRYGIDLGTGPLNLAAIFN RQAERILEIGFGNGESLLQQARAAPERDFLGIEVYRPGIGHLLLRLKAEGLENIRVIHGD AWEVLQRALPNPSLDGVQIFFPDPWPKKRHHKRRLIQPSFVDLLERKIKPGGWFHLATDW QDYAEQIKAVLSQHAGFNQLTNEGQSTQRPRTKFEARGQQQGHGVWDLRFKRSVDS