ID   RSMJ_CITK8              Reviewed;         252 AA.
AC   A8AR83;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   23-OCT-2007, sequence version 1.
DT   03-AUG-2022, entry version 69.
DE   RecName: Full=Ribosomal RNA small subunit methyltransferase J {ECO:0000255|HAMAP-Rule:MF_01523};
DE            EC=2.1.1.242 {ECO:0000255|HAMAP-Rule:MF_01523};
DE   AltName: Full=16S rRNA m2G1516 methyltransferase {ECO:0000255|HAMAP-Rule:MF_01523};
DE   AltName: Full=rRNA (guanine-N(2)-)-methyltransferase {ECO:0000255|HAMAP-Rule:MF_01523};
GN   Name=rsmJ {ECO:0000255|HAMAP-Rule:MF_01523}; OrderedLocusNames=CKO_04952;
OS   Citrobacter koseri (strain ATCC BAA-895 / CDC 4225-83 / SGSC4696).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Citrobacter.
OX   NCBI_TaxID=290338;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-895 / CDC 4225-83 / SGSC4696;
RG   The Citrobacter koseri Genome Sequencing Project;
RA   McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S.,
RA   Latreille P., Courtney L., Wang C., Pepin K., Bhonagiri V., Nash W.,
RA   Johnson M., Thiruvilangam P., Wilson R.;
RL   Submitted (AUG-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Specifically methylates the guanosine in position 1516 of 16S
CC       rRNA. {ECO:0000255|HAMAP-Rule:MF_01523}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=guanosine(1516) in 16S rRNA + S-adenosyl-L-methionine = H(+) +
CC         N(2)-methylguanosine(1516) in 16S rRNA + S-adenosyl-L-homocysteine;
CC         Xref=Rhea:RHEA:43220, Rhea:RHEA-COMP:10412, Rhea:RHEA-COMP:10413,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC         ChEBI:CHEBI:74269, ChEBI:CHEBI:74481; EC=2.1.1.242;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01523};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01523}.
CC   -!- SIMILARITY: Belongs to the methyltransferase superfamily. RsmJ family.
CC       {ECO:0000255|HAMAP-Rule:MF_01523}.
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DR   EMBL; CP000822; ABV15996.1; -; Genomic_DNA.
DR   RefSeq; WP_012135636.1; NC_009792.1.
DR   AlphaFoldDB; A8AR83; -.
DR   SMR; A8AR83; -.
DR   STRING; 290338.CKO_04952; -.
DR   EnsemblBacteria; ABV15996; ABV15996; CKO_04952.
DR   GeneID; 45138429; -.
DR   KEGG; cko:CKO_04952; -.
DR   HOGENOM; CLU_076324_0_0_6; -.
DR   OMA; SRYDIYP; -.
DR   OrthoDB; 1696461at2; -.
DR   Proteomes; UP000008148; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0008990; F:rRNA (guanine-N2-)-methyltransferase activity; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.40.50.150; -; 1.
DR   HAMAP; MF_01523; 16SrRNA_methyltr_J; 1.
DR   InterPro; IPR007536; 16SrRNA_methylTrfase_J.
DR   InterPro; IPR029063; SAM-dependent_MTases_sf.
DR   PANTHER; PTHR36112; PTHR36112; 1.
DR   Pfam; PF04445; SAM_MT; 1.
DR   SUPFAM; SSF53335; SSF53335; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Methyltransferase; Reference proteome; rRNA processing;
KW   S-adenosyl-L-methionine; Transferase.
FT   CHAIN           1..252
FT                   /note="Ribosomal RNA small subunit methyltransferase J"
FT                   /id="PRO_0000316250"
FT   BINDING         101..102
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01523"
FT   BINDING         117..118
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01523"
FT   BINDING         153..154
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01523"
FT   BINDING         171
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01523"
SQ   SEQUENCE   252 AA;  27118 MW;  48A6C602BA3A784E CRC64;
     MKICLVDETG AGDGALSVLA ARWGLEHDEN NPMALVLTTA HLELRKRDEP KLGGIFVDFV
     GGAMAHRRKF GGGRGEAVAK AVGIKGDYLP DVVDATAGLG RDAFVLASVG CRVRMLERNP
     VVAALLDDGL ARGYADPEIG PWLQERLQLI HASSLTALTD ITPRPQVVYL DPMFPHKQKS
     ALVKKEMRVF QSLVGPDLDA DGLLAPARQL ATKRVVVKRP DYAPPLADIA TPNAVVTKGH
     RFDIYTGTAL VE