RSMG_PSEPU
ID RSMG_PSEPU Reviewed; 216 AA.
AC P0A125; P25757;
DT 01-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2005, sequence version 1.
DT 03-AUG-2022, entry version 61.
DE RecName: Full=Ribosomal RNA small subunit methyltransferase G {ECO:0000255|HAMAP-Rule:MF_00074};
DE EC=2.1.1.170 {ECO:0000255|HAMAP-Rule:MF_00074};
DE AltName: Full=16S rRNA 7-methylguanosine methyltransferase {ECO:0000255|HAMAP-Rule:MF_00074};
DE Short=16S rRNA m7G methyltransferase {ECO:0000255|HAMAP-Rule:MF_00074};
DE AltName: Full=Glucose-inhibited division protein B;
GN Name=rsmG {ECO:0000255|HAMAP-Rule:MF_00074}; Synonyms=gidB;
OS Pseudomonas putida (Arthrobacter siderocapsulatus).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=303;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=TN2100;
RX PubMed=1552862; DOI=10.1111/j.1365-2958.1992.tb01510.x;
RA Ogasawara N., Yoshikawa H.;
RT "Genes and their organization in the replication origin region of the
RT bacterial chromosome.";
RL Mol. Microbiol. 6:629-634(1992).
CC -!- FUNCTION: Specifically methylates the N7 position of guanine in
CC position 527 of 16S rRNA. {ECO:0000255|HAMAP-Rule:MF_00074}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=guanosine(527) in 16S rRNA + S-adenosyl-L-methionine = N(7)-
CC methylguanosine(527) in 16S rRNA + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42732, Rhea:RHEA-COMP:10209, Rhea:RHEA-COMP:10210,
CC ChEBI:CHEBI:57856, ChEBI:CHEBI:59789, ChEBI:CHEBI:74269,
CC ChEBI:CHEBI:74480; EC=2.1.1.170; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00074};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00074}.
CC -!- SIMILARITY: Belongs to the methyltransferase superfamily. RNA
CC methyltransferase RsmG family. {ECO:0000255|HAMAP-Rule:MF_00074}.
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DR EMBL; X62540; CAA44420.1; -; Genomic_DNA.
DR PIR; JQ1224; BWPSBP.
DR RefSeq; WP_003253179.1; NZ_SCFX01000019.1.
DR AlphaFoldDB; P0A125; -.
DR SMR; P0A125; -.
DR STRING; 1240350.AMZE01000066_gene3188; -.
DR PATRIC; fig|303.175.peg.27; -.
DR eggNOG; COG0357; Bacteria.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0070043; F:rRNA (guanine-N7-)-methyltransferase activity; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.150; -; 1.
DR HAMAP; MF_00074; 16SrRNA_methyltr_G; 1.
DR InterPro; IPR003682; rRNA_ssu_MeTfrase_G.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR PANTHER; PTHR31760; PTHR31760; 1.
DR Pfam; PF02527; GidB; 1.
DR PIRSF; PIRSF003078; GidB; 1.
DR SUPFAM; SSF53335; SSF53335; 1.
DR TIGRFAMs; TIGR00138; rsmG_gidB; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Methyltransferase; rRNA processing; S-adenosyl-L-methionine;
KW Transferase.
FT CHAIN 1..216
FT /note="Ribosomal RNA small subunit methyltransferase G"
FT /id="PRO_0000184308"
FT BINDING 83
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 88
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 134..135
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 149
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
SQ SEQUENCE 216 AA; 24064 MW; 1C20B3FAA5E6AA1A CRC64;
MSSLVTPQHA EELSTGARQL GVELTAEQHE KLLGYLALLI KWNKAYNLTA VRDPDEMVSR
HLLDSLSVMS FIHNDRDNWL DVGSGGGMPG IPLAILHPHK RVTVLDANGK KTRFLTQVKM
ELKLDNLTVI HSRVEAFQPA QPFDGIISRA FSSMENFTNW TRHLGDTGTQ WLAMKGLHPA
DELVALPADF TVESEQALTV PGCQGQRHLL ILRRKA