RSMG_PROMT
ID RSMG_PROMT Reviewed; 248 AA.
AC Q46J33;
DT 01-JUL-2008, integrated into UniProtKB/Swiss-Prot.
DT 01-JUL-2008, sequence version 2.
DT 03-AUG-2022, entry version 79.
DE RecName: Full=Ribosomal RNA small subunit methyltransferase G {ECO:0000255|HAMAP-Rule:MF_00074};
DE EC=2.1.1.- {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=PMN2A_1005;
OS Prochlorococcus marinus (strain NATL2A).
OC Bacteria; Cyanobacteria; Synechococcales; Prochlorococcaceae;
OC Prochlorococcus.
OX NCBI_TaxID=59920;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NATL2A;
RX PubMed=18159947; DOI=10.1371/journal.pgen.0030231;
RA Kettler G.C., Martiny A.C., Huang K., Zucker J., Coleman M.L., Rodrigue S.,
RA Chen F., Lapidus A., Ferriera S., Johnson J., Steglich C., Church G.M.,
RA Richardson P., Chisholm S.W.;
RT "Patterns and implications of gene gain and loss in the evolution of
RT Prochlorococcus.";
RL PLoS Genet. 3:2515-2528(2007).
CC -!- FUNCTION: Specifically methylates the N7 position of a guanine in 16S
CC rRNA. {ECO:0000255|HAMAP-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}.
CC -!- SEQUENCE CAUTION:
CC Sequence=AAZ58495.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR EMBL; CP000095; AAZ58495.1; ALT_INIT; Genomic_DNA.
DR RefSeq; WP_041711057.1; NC_007335.2.
DR AlphaFoldDB; Q46J33; -.
DR SMR; Q46J33; -.
DR STRING; 59920.PMN2A_1005; -.
DR EnsemblBacteria; AAZ58495; AAZ58495; PMN2A_1005.
DR KEGG; pmn:PMN2A_1005; -.
DR HOGENOM; CLU_065341_0_2_3; -.
DR OrthoDB; 1590629at2; -.
DR PhylomeDB; Q46J33; -.
DR Proteomes; UP000002535; 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; Reference proteome; rRNA processing;
KW S-adenosyl-L-methionine; Transferase.
FT CHAIN 1..248
FT /note="Ribosomal RNA small subunit methyltransferase G"
FT /id="PRO_0000342934"
FT BINDING 85
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 90
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 108..110
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 137..138
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT BINDING 156
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
SQ SEQUENCE 248 AA; 28076 MW; 64059EFE855B28A4 CRC64;
MSTDKKNRTA SHLMIWNELK WAPSEKQLAQ FIHLQELLKE WNKKINLTRL VDGDDFWTAQ
VCDSLLPLYE ELQHPEVSHK YIDIGSGCGF PGIAIAIAMP NSNITLLDSS SKKTTFLKEV
SKEIGLDSRI KVVTERAEEA GRNPIFRSNF DYAIARAVAS ANVVAEYLVP FLNSTGQALI
FKGSWSETEQ QILKKALAEL NAEIQRTHEF ILPNNRGIRN IIRINSTNKC PHQYPRSIGK
PKKQPLGY
