>sp|A2BP39|TRMB_PROMS tRNA (guanine-N(7)-)-methyltransferase OS=Prochlorococcus marinus GN=trmB MRQHVNPLSINFNQIERIPSLGEMFGDSKLNLHLDIGCAAGEFLFDLALVNTSWNYLGIE IREKLVKNAKLKVLESEIKNLYFLFGNANNILNDVQSELIIKNLKSISFYFPDPWFKKRH YKRRVIQPEFINILSNLLQKGTLIFIKTDVKDLFDYMDYTISNNFYFKTIDKKDFNYSES FNPNKVKTNREKYVINNQLDIFERIYIKI