ID A0A0T1Q3T3_9ACTN Unreviewed; 390 AA.
AC A0A0T1Q3T3;
DT 17-FEB-2016, integrated into UniProtKB/TrEMBL.
DT 17-FEB-2016, sequence version 1.
DT 27-MAR-2024, entry version 36.
DE RecName: Full=Ribosomal RNA large subunit methyltransferase G {ECO:0000256|HAMAP-Rule:MF_01859};
DE EC=2.1.1.174 {ECO:0000256|HAMAP-Rule:MF_01859};
DE AltName: Full=23S rRNA m2G1835 methyltransferase {ECO:0000256|HAMAP-Rule:MF_01859};
DE AltName: Full=rRNA (guanine-N(2)-)-methyltransferase RlmG {ECO:0000256|HAMAP-Rule:MF_01859};
GN Name=rlmG {ECO:0000256|HAMAP-Rule:MF_01859};
GN ORFNames=ASC82_20140 {ECO:0000313|EMBL:KQX11197.1};
OS Streptomyces sp. Root431.
OC Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC Streptomycetaceae; Streptomyces.
OX NCBI_TaxID=1736535 {ECO:0000313|EMBL:KQX11197.1, ECO:0000313|Proteomes:UP000051818};
RN [1] {ECO:0000313|Proteomes:UP000051818}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Root431 {ECO:0000313|Proteomes:UP000051818};
RA Garrido-Oter R., Bai Y.;
RL Submitted (OCT-2015) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:KQX11197.1, ECO:0000313|Proteomes:UP000051818}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Root431 {ECO:0000313|EMBL:KQX11197.1,
RC ECO:0000313|Proteomes:UP000051818};
RA Schulze-Lefert P.;
RT "Functional overlap of the Arabidopsis leaf and root microbiotas.";
RL Submitted (NOV-2015) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Specifically methylates the guanine in position 1835
CC (m2G1835) of 23S rRNA. {ECO:0000256|HAMAP-Rule:MF_01859}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=guanosine(1835) in 23S rRNA + S-adenosyl-L-methionine = H(+) +
CC N(2)-methylguanosine(1835) in 23S rRNA + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42744, Rhea:RHEA-COMP:10217, Rhea:RHEA-COMP:10218,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74269, ChEBI:CHEBI:74481; EC=2.1.1.174;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01859};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01859}.
CC -!- SIMILARITY: Belongs to the methyltransferase superfamily. RlmG family.
CC {ECO:0000256|HAMAP-Rule:MF_01859}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KQX11197.1}.
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DR EMBL; LMEI01000011; KQX11197.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0T1Q3T3; -.
DR Proteomes; UP000051818; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0052916; F:23S rRNA (guanine(1835)-N(2))-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0003677; F:DNA binding; IEA:InterPro.
DR GO; GO:0006306; P:DNA methylation; IEA:InterPro.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 2.
DR HAMAP; MF_01859; 23SrRNA_methyltr_G; 1.
DR InterPro; IPR002052; DNA_methylase_N6_adenine_CS.
DR InterPro; IPR001091; RM_Methyltransferase.
DR InterPro; IPR017237; rRNA_m2G-MeTrfase_RlmG.
DR InterPro; IPR046977; RsmC/RlmG.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR InterPro; IPR007848; Small_mtfrase_dom.
DR PANTHER; PTHR47816:SF5; RIBOSOMAL RNA LARGE SUBUNIT METHYLTRANSFERASE G; 1.
DR PANTHER; PTHR47816; RIBOSOMAL RNA SMALL SUBUNIT METHYLTRANSFERASE C; 1.
DR Pfam; PF05175; MTS; 1.
DR PIRSF; PIRSF037565; RRNA_m2G_Mtase_RsmD_prd; 1.
DR PRINTS; PR00508; S21N4MTFRASE.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR PROSITE; PS00092; N6_MTASE; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_01859};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_01859}; rRNA processing {ECO:0000256|HAMAP-Rule:MF_01859};
KW S-adenosyl-L-methionine {ECO:0000256|HAMAP-Rule:MF_01859};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01859}.
FT DOMAIN 208..378
FT /note="Methyltransferase small"
FT /evidence="ECO:0000259|Pfam:PF05175"
SQ SEQUENCE 390 AA; 42185 MW; 54BC8DB82BEF507D CRC64;
MTTSWGAFTL TRHPEDPRDQ LRAWDASDEY LLGHLAESGT DLSGTVAVLG DRWGALVTAL
QAAGPGELVQ ISDSYLGRQA TRTNLARAGA APDAVRLLTT QDPPPERIDV LLVRVPKSLA
LLEDQLHRLA PAVHEGTVVV GTGMVKDIHT STLRLFERIL GTTRTSLAVK KARLIHTTPE
PGLAPRPNPW PHRYDLPADT PAPGLPGLTV TNHAGVFCAD RLDIGTRFLL ANLPGDLGRA
RVADLGCGNG VVGLAIALHE PDAELVFTDE SYQAVASAEE NFRTHVGDHR KAEFLVGDGL
SDLPAGSVDL VLNNPPFHSH QATTDRTARR MFAEARRALR PGGELWVVGN RHLGYHVTLR
RIFGNSELVA SDPKFVVIRA VRQPDRDDTA
//