RSMG_PSYCK
ID RSMG_PSYCK Reviewed; 238 AA.
AC Q1QBW5;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 16-MAY-2006, sequence version 1.
DT 03-AUG-2022, entry version 86.
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=Pcryo_1057;
OS Psychrobacter cryohalolentis (strain ATCC BAA-1226 / DSM 17306 / VKM B-2378
OS / K5).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Psychrobacter.
OX NCBI_TaxID=335284;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1226 / DSM 17306 / VKM B-2378 / K5;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA Hammon N., Israni S., Dalin E., Tice H., Pitluck S., Brettin T., Bruce D.,
RA Han C., Tapia R., Sims D.R., Gilna P., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Kim E., Richardson P.;
RT "Complete sequence of chromosome of Psychrobacter cryohalolentis K5.";
RL Submitted (MAR-2006) 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; CP000323; ABE74838.1; -; Genomic_DNA.
DR RefSeq; WP_011513394.1; NC_007969.1.
DR AlphaFoldDB; Q1QBW5; -.
DR SMR; Q1QBW5; -.
DR STRING; 335284.Pcryo_1057; -.
DR KEGG; pcr:Pcryo_1057; -.
DR eggNOG; COG0357; Bacteria.
DR HOGENOM; CLU_065341_2_0_6; -.
DR OMA; ICFPHLH; -.
DR Proteomes; UP000002425; 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..238
FT /note="Ribosomal RNA small subunit methyltransferase G"
FT /id="PRO_0000335404"
FT BINDING 106
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 111
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 157..158
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 170
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
SQ SEQUENCE 238 AA; 25876 MW; 9EFACD09F123E08B CRC64;
MSDSTKASLS SANMGNIHID PTGFVKLGAQ LPTLANILAQ AIDELGLTLS AQQQRSLLLY
LDQLLLWNKA YNLTAITDPV EALIKHVIDC LAIITHLPSG SLLDIGTGAG LPAVIIAICQ
PERSCTALDS NQKKIRFIKQ VSSELGLSNM QPIASRIEAH EASYDVITSR AFASLIDFVA
VAEPRLADNG YLCAMKGKAP SEEELDALSN DWQFKTIKLN VPRLHDSRHL IELSYKNV
