TRMB_STRCO
ID TRMB_STRCO Reviewed; 271 AA.
AC Q9F305;
DT 01-JUN-2001, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2001, sequence version 1.
DT 03-AUG-2022, entry version 112.
DE RecName: Full=tRNA (guanine-N(7)-)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01057};
DE EC=2.1.1.33 {ECO:0000255|HAMAP-Rule:MF_01057};
DE AltName: Full=tRNA (guanine(46)-N(7))-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01057};
DE AltName: Full=tRNA(m7G46)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01057};
GN Name=trmB {ECO:0000255|HAMAP-Rule:MF_01057}; OrderedLocusNames=SCO4111;
GN ORFNames=SCD17A.03c;
OS Streptomyces coelicolor (strain ATCC BAA-471 / A3(2) / M145).
OC Bacteria; Actinobacteria; Streptomycetales; Streptomycetaceae;
OC Streptomyces; Streptomyces albidoflavus group.
OX NCBI_TaxID=100226;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-471 / A3(2) / M145;
RX PubMed=12000953; DOI=10.1038/417141a;
RA Bentley S.D., Chater K.F., Cerdeno-Tarraga A.-M., Challis G.L.,
RA Thomson N.R., James K.D., Harris D.E., Quail M.A., Kieser H., Harper D.,
RA Bateman A., Brown S., Chandra G., Chen C.W., Collins M., Cronin A.,
RA Fraser A., Goble A., Hidalgo J., Hornsby T., Howarth S., Huang C.-H.,
RA Kieser T., Larke L., Murphy L.D., Oliver K., O'Neil S., Rabbinowitsch E.,
RA Rajandream M.A., Rutherford K.M., Rutter S., Seeger K., Saunders D.,
RA Sharp S., Squares R., Squares S., Taylor K., Warren T., Wietzorrek A.,
RA Woodward J.R., Barrell B.G., Parkhill J., Hopwood D.A.;
RT "Complete genome sequence of the model actinomycete Streptomyces coelicolor
RT A3(2).";
RL Nature 417:141-147(2002).
CC -!- FUNCTION: Catalyzes the formation of N(7)-methylguanine at position 46
CC (m7G46) in tRNA. {ECO:0000255|HAMAP-Rule:MF_01057}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=guanosine(46) in tRNA + S-adenosyl-L-methionine = N(7)-
CC methylguanosine(46) in tRNA + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42708, Rhea:RHEA-COMP:10188, Rhea:RHEA-COMP:10189,
CC ChEBI:CHEBI:57856, ChEBI:CHEBI:59789, ChEBI:CHEBI:74269,
CC ChEBI:CHEBI:74480; EC=2.1.1.33; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01057};
CC -!- PATHWAY: tRNA modification; N(7)-methylguanine-tRNA biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_01057}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. TrmB family. {ECO:0000255|HAMAP-Rule:MF_01057}.
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DR EMBL; AL939118; CAC08407.1; -; Genomic_DNA.
DR RefSeq; NP_628290.1; NC_003888.3.
DR RefSeq; WP_003974862.1; NZ_VNID01000030.1.
DR AlphaFoldDB; Q9F305; -.
DR SMR; Q9F305; -.
DR STRING; 100226.SCO4111; -.
DR GeneID; 1099548; -.
DR KEGG; sco:SCO4111; -.
DR PATRIC; fig|100226.15.peg.4171; -.
DR eggNOG; COG0220; Bacteria.
DR HOGENOM; CLU_050910_0_1_11; -.
DR InParanoid; Q9F305; -.
DR OMA; PDPWHKS; -.
DR PhylomeDB; Q9F305; -.
DR UniPathway; UPA00989; -.
DR Proteomes; UP000001973; Chromosome.
DR GO; GO:0043527; C:tRNA methyltransferase complex; IBA:GO_Central.
DR GO; GO:0008176; F:tRNA (guanine-N7-)-methyltransferase activity; IBA:GO_Central.
DR GO; GO:0036265; P:RNA (guanine-N7)-methylation; IBA:GO_Central.
DR GO; GO:0030488; P:tRNA methylation; IBA:GO_Central.
DR Gene3D; 3.40.50.150; -; 1.
DR HAMAP; MF_01057; tRNA_methyltr_TrmB; 1.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR InterPro; IPR003358; tRNA_(Gua-N-7)_MeTrfase_Trmb.
DR PANTHER; PTHR23417; PTHR23417; 1.
DR Pfam; PF02390; Methyltransf_4; 1.
DR SUPFAM; SSF53335; SSF53335; 1.
DR TIGRFAMs; TIGR00091; TIGR00091; 1.
DR PROSITE; PS51625; SAM_MT_TRMB; 1.
PE 3: Inferred from homology;
KW Methyltransferase; Reference proteome; S-adenosyl-L-methionine;
KW Transferase; tRNA processing.
FT CHAIN 1..271
FT /note="tRNA (guanine-N(7)-)-methyltransferase"
FT /id="PRO_0000171401"
FT REGION 1..52
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 1..47
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 168
FT /evidence="ECO:0000250"
FT BINDING 93
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 118
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 145
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 168
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 172
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 204
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
FT BINDING 241..244
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01057"
SQ SEQUENCE 271 AA; 29912 MW; 8E9A7A05BA6E2829 CRC64;
MSDSHHTPEA ASASLRHVRA KGEPRFPDGP KADPAGSHFE RRIRSFQPRR SRVTAGQADA
LQRLWPLWGL DIDGRRVVDL AELFGNARPV VLEIGFGMGE TTARMAAADP DTNILAADVH
TPGQGNLLGL AERQELPNIR VANGDAIILL REMLAPGSLA GLRVYFPDPW PKKRHHKRRL
IQPEFLTLAA TRLAPGAVVH CATDWEPYAE QMLDVLTAHP DFENTVPGGG FAPRPEHRPL
TRFEGQGLDK GHVVNDLLFR RVQHKEPPPN G
