AC   MF_00074;
DC   Protein; auto
TR   HAMAP; MF_00074; -; 1; level=0
XX
Names: 16SrRNA_methyltr_G
XX
ID   RSMG
case <OC:Pseudomonadota>
DE   RecName: Full=Ribosomal RNA small subunit methyltransferase G;
DE            EC=2.1.1.170;
DE   AltName: Full=16S rRNA 7-methylguanosine methyltransferase;
DE            Short=16S rRNA m7G methyltransferase;
else
DE   RecName: Full=Ribosomal RNA small subunit methyltransferase G;
DE            EC=2.1.1.-;
DE   AltName: Full=16S rRNA 7-methylguanosine methyltransferase;
DE            Short=16S rRNA m7G methyltransferase;
end case
GN   Name=rsmG;
XX
case <OC:Pseudomonadota>
CC   -!- FUNCTION: Specifically methylates the N7 position of guanine in
CC       position 527 of 16S rRNA.
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;
else case <OC:Bacillales>
CC   -!- FUNCTION: Specifically methylates the N7 position of guanine in
CC       position 535 of 16S rRNA.
else case <OC:Actinomycetales>
CC   -!- FUNCTION: Specifically methylates the N7 position of guanine in
CC       position 518 of 16S rRNA.
else
CC   -!- FUNCTION: Specifically methylates the N7 position of a guanine in 16S
CC       rRNA.
end case
CC   -!- SUBCELLULAR LOCATION: Cytoplasm.
CC   -!- SIMILARITY: Belongs to the methyltransferase superfamily. RNA
CC       methyltransferase RsmG family.
XX
DR   Pfam; PF02527; GidB; 1; trigger=no
DR   PIRSF; PIRSF003078; GidB; 1; trigger=no
DR   NCBIfam; TIGR00138; GidB; 1; trigger=no
XX
KW   Cytoplasm
KW   Methyltransferase
KW   rRNA processing
KW   S-adenosyl-L-methionine
KW   Transferase
XX
GO   GO:0070043; F:rRNA (guanine-N7-)-methyltransferase activity
GO   GO:0006364; P:rRNA processing
GO   GO:0005737; C:cytoplasm
XX
FT   From: RSMG_THET8 (Q9LCY2)
FT   BINDING         111..113
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT   Optional; Condition: [DE]-x-[TS]
FT   BINDING         139..140
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT   Optional; Condition: [AGVILSC]-[EYQ]
FT   BINDING         88
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT   Condition: G
FT   BINDING         93
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT   Optional; Condition: [FLYMQ]
FT   BINDING         158
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT   Condition: [RQK]
XX
Size: 178-288;
Related: None;
Template: P0A6U5; P25813; P9WGW9; O54571;
Scope:
 Bacteria
Fusion:
 Nter: None
 Cter: <SpoU_methylase>
Duplicate: in BDEBA, SYNFM
Plasmid: None
Comments: None
XX
# Revision 1.35 2023/06/01
//