Q89A46TRMB_BUCBPtRNA (guanine-N(7)-)-methyltransferase2.1.1.33tRNA (guanine(46)-N(7))-methyltransferasetRNA(m7G46)-methyltransferasetrmBbbp_499Buchnera aphidicola subsp. Baizongia pistaciae (strain Bp)BacteriaPseudomonadotaGammaproteobacteriaEnterobacteralesErwiniaceaeBuchneraReductive genome evolution in Buchnera aphidicola.NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]Catalyzes the formation of N(7)-methylguanine at position 46 (m7G46) in tRNA.guanosine(46) in tRNA + S-adenosyl-L-methionine = N(7)-methylguanosine(46) in tRNA + S-adenosyl-L-homocysteinetRNA modification; N(7)-methylguanine-tRNA biosynthesis.Monomer.Belongs to the class I-like SAM-binding methyltransferase superfamily. TrmB family.MethyltransferaseReference proteomeS-adenosyl-L-methionineTransferasetRNA processingS-adenosyl-L-methionineS-adenosyl-L-methionineS-adenosyl-L-methionineS-adenosyl-L-methioninesubstratesubstratesubstrateMYFYLKYNINNMIMRRVRSFVSRNRKLTQNKRQFLKNYLLKYGIDFSCSYVNFNFIFNNEYPVILEIGFGTGEFLINMARKNLFSNFLGIEVYIPSILSCLRYIHKYNLPNVKVIFYDAVEVISYMISNNSLSEVYILFPDPWPKRRHHKRRIITKELLEVILKKLVFGGYLNIATDCQIYAKSILNIIENIKGYINLSNTGDYVIRSDYRLVTKFEKKGLVLGNKIFNLKFKSIFNNSNFL
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