RSMG_SALPB
ID RSMG_SALPB Reviewed; 207 AA.
AC A9MXB7;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 05-FEB-2008, sequence version 1.
DT 03-AUG-2022, entry version 76.
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};
GN Name=rsmG {ECO:0000255|HAMAP-Rule:MF_00074}; OrderedLocusNames=SPAB_04817;
OS Salmonella paratyphi B (strain ATCC BAA-1250 / SPB7).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=1016998;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1250 / SPB7;
RG The Salmonella enterica serovar Paratyphi B Genome Sequencing Project;
RA McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S.,
RA Fulton R., Cordes M., Wollam A., Shah N., Pepin K., Bhonagiri V., Nash W.,
RA Johnson M., Thiruvilangam P., Wilson R.;
RL Submitted (NOV-2007) to the EMBL/GenBank/DDBJ databases.
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; CP000886; ABX70128.1; -; Genomic_DNA.
DR RefSeq; WP_001519938.1; NC_010102.1.
DR AlphaFoldDB; A9MXB7; -.
DR SMR; A9MXB7; -.
DR KEGG; spq:SPAB_04817; -.
DR PATRIC; fig|1016998.12.peg.4531; -.
DR HOGENOM; CLU_065341_2_2_6; -.
DR OMA; ICFPHLH; -.
DR BioCyc; SENT1016998:SPAB_RS19555-MON; -.
DR Proteomes; UP000008556; Chromosome.
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..207
FT /note="Ribosomal RNA small subunit methyltransferase G"
FT /id="PRO_1000075230"
FT BINDING 73
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 78
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 124..125
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 139
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
SQ SEQUENCE 207 AA; 23175 MW; 788C535414CA8F15 CRC64;
MLNKLSRLLA DAGISLTDHQ KTLLVAYVDM LHKWNKAYNL TSVRDPNEML VRHILDSIVV
APYLQGQRFI DVGTGPGLPG IPLAIVLPDA HFTLLDSLGK RVRFLRQVQH ELKLENITPV
QSRVEAYPSE PPFDGVISRA FASLNDMVSW CHHLPGEKGR FYALKGQLPG DEIASLPDNF
SVESVEKLRV PQLEGERHLV IIKSNKV