ID   RSMG_XANCB              Reviewed;         212 AA.
AC   B0RYS0;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   20-MAY-2008, sequence version 2.
DT   03-AUG-2022, entry version 71.
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};
GN   OrderedLocusNames=xcc-b100_4237;
OS   Xanthomonas campestris pv. campestris (strain B100).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Xanthomonadales;
OC   Xanthomonadaceae; Xanthomonas.
OX   NCBI_TaxID=509169;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=B100;
RX   PubMed=18304669; DOI=10.1016/j.jbiotec.2007.12.013;
RA   Vorhoelter F.-J., Schneiker S., Goesmann A., Krause L., Bekel T.,
RA   Kaiser O., Linke B., Patschkowski T., Rueckert C., Schmid J., Sidhu V.K.,
RA   Sieber V., Tauch A., Watt S.A., Weisshaar B., Becker A., Niehaus K.,
RA   Puehler A.;
RT   "The genome of Xanthomonas campestris pv. campestris B100 and its use for
RT   the reconstruction of metabolic pathways involved in xanthan
RT   biosynthesis.";
RL   J. Biotechnol. 134:33-45(2008).
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}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=CAP53606.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; AM920689; CAP53606.1; ALT_INIT; Genomic_DNA.
DR   AlphaFoldDB; B0RYS0; -.
DR   SMR; B0RYS0; -.
DR   KEGG; xca:xcc-b100_4237; -.
DR   HOGENOM; CLU_885518_0_0_6; -.
DR   OMA; ICFPHLH; -.
DR   Proteomes; UP000001188; 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..212
FT                   /note="Ribosomal RNA small subunit methyltransferase G"
FT                   /id="PRO_0000335450"
FT   BINDING         80
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
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         131..132
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
FT   BINDING         146
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00074"
SQ   SEQUENCE   212 AA;  22701 MW;  338940A76BBC3541 CRC64;
     MNDAALPPDV SAALANGLQA QSLDADFAAP LLRYLTLLVR WNKTYNLTAV RDPREMVTRH
     LLDSLAMQPY IVSGTLADLG TGPGLPGIPL AITRPQLQVT LVESNGKKAR FMREALRHLA
     LGNARVAEAR AEAVDEPAAY DHLTARALDT LAGIIAVGGH LLRPGGSLLA MKGVYPREEI
     AALPAGWRVG DVHPLQVPGL EGERHLVVVH KD