ID   RSMJ_HYDCU              Reviewed;         276 AA.
AC   Q31E43;
DT   27-JUN-2006, integrated into UniProtKB/Swiss-Prot.
DT   06-DEC-2005, sequence version 1.
DT   03-AUG-2022, entry version 77.
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=Tcr_1990;
OS   Hydrogenovibrio crunogenus (strain DSM 25203 / XCL-2) (Thiomicrospira
OS   crunogena).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Thiotrichales;
OC   Piscirickettsiaceae; Hydrogenovibrio.
OX   NCBI_TaxID=317025;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 25203 / XCL-2;
RX   PubMed=17105352; DOI=10.1371/journal.pbio.0040383;
RA   Scott K.M., Sievert S.M., Abril F.N., Ball L.A., Barrett C.J., Blake R.A.,
RA   Boller A.J., Chain P.S.G., Clark J.A., Davis C.R., Detter C., Do K.F.,
RA   Dobrinski K.P., Faza B.I., Fitzpatrick K.A., Freyermuth S.K., Harmer T.L.,
RA   Hauser L.J., Huegler M., Kerfeld C.A., Klotz M.G., Kong W.W., Land M.,
RA   Lapidus A., Larimer F.W., Longo D.L., Lucas S., Malfatti S.A., Massey S.E.,
RA   Martin D.D., McCuddin Z., Meyer F., Moore J.L., Ocampo L.H. Jr., Paul J.H.,
RA   Paulsen I.T., Reep D.K., Ren Q., Ross R.L., Sato P.Y., Thomas P.,
RA   Tinkham L.E., Zeruth G.T.;
RT   "The genome of deep-sea vent chemolithoautotroph Thiomicrospira crunogena
RT   XCL-2.";
RL   PLoS Biol. 4:1-17(2006).
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; CP000109; ABB42580.1; -; Genomic_DNA.
DR   RefSeq; WP_011371407.1; NC_007520.2.
DR   AlphaFoldDB; Q31E43; -.
DR   SMR; Q31E43; -.
DR   STRING; 317025.Tcr_1990; -.
DR   EnsemblBacteria; ABB42580; ABB42580; Tcr_1990.
DR   KEGG; tcx:Tcr_1990; -.
DR   eggNOG; COG0742; Bacteria.
DR   HOGENOM; CLU_076324_0_1_6; -.
DR   OMA; SRYDIYP; -.
DR   OrthoDB; 1696461at2; -.
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; rRNA processing; S-adenosyl-L-methionine;
KW   Transferase.
FT   CHAIN           1..276
FT                   /note="Ribosomal RNA small subunit methyltransferase J"
FT                   /id="PRO_0000244286"
FT   BINDING         135..136
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01523"
FT   BINDING         191
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01523"
SQ   SEQUENCE   276 AA;  29862 MW;  05BDD4D42C64DCC3 CRC64;
     MQTSSFPIVI DDHLLPDKAH ALAQQLNLPL ISATEAEKSA PLMKLGWWQD GKKSGDHTNE
     IDYKLALFPP STGPVCIDFV SGKKNHRRQF GGGKGQPLAR AVLAAEHPTI IDATAGMGGD
     AFVFASLGCQ VTMIERSPII AALLSDALNR AQQTGVAEDI QEIVKRLRLI NDDATQYLTT
     QAPICDVIYL DPMYPEKKKT AATKKEMQAL QHLVGPDIDS ETLLAAALHV AQKRVVVKRP
     KNAPALTGIQ PNASIQSPNT RYDIYAIKAL KAAGKL