ID A0A1D7NKB3_9SPHN Unreviewed; 312 AA.
AC A0A1D7NKB3;
DT 18-JAN-2017, integrated into UniProtKB/TrEMBL.
DT 18-JAN-2017, sequence version 1.
DT 24-JAN-2024, entry version 26.
DE RecName: Full=Ribosomal RNA small subunit methyltransferase H {ECO:0000256|HAMAP-Rule:MF_01007};
DE EC=2.1.1.199 {ECO:0000256|HAMAP-Rule:MF_01007};
DE AltName: Full=16S rRNA m(4)C1402 methyltransferase {ECO:0000256|HAMAP-Rule:MF_01007};
DE AltName: Full=rRNA (cytosine-N(4)-)-methyltransferase RsmH {ECO:0000256|HAMAP-Rule:MF_01007};
GN Name=rsmH {ECO:0000256|HAMAP-Rule:MF_01007};
GN ORFNames=BG023_111283 {ECO:0000313|EMBL:AOL94220.1};
OS Porphyrobacter sp. LM 6.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales;
OC Erythrobacteraceae; Erythrobacter/Porphyrobacter group; Porphyrobacter.
OX NCBI_TaxID=1896196 {ECO:0000313|EMBL:AOL94220.1, ECO:0000313|Proteomes:UP000094080};
RN [1] {ECO:0000313|EMBL:AOL94220.1, ECO:0000313|Proteomes:UP000094080}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LM 6 {ECO:0000313|EMBL:AOL94220.1,
RC ECO:0000313|Proteomes:UP000094080};
RA Hentchel K., Vargas G., Fiebig A., Coleman M., Crosson S.;
RT "Genome sequences of bacteria isolated from the littoral zone of southern
RT Lake Michigan.";
RL Submitted (AUG-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Specifically methylates the N4 position of cytidine in
CC position 1402 (C1402) of 16S rRNA. {ECO:0000256|HAMAP-Rule:MF_01007}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=cytidine(1402) in 16S rRNA + S-adenosyl-L-methionine = H(+) +
CC N(4)-methylcytidine(1402) in 16S rRNA + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42928, Rhea:RHEA-COMP:10286, Rhea:RHEA-COMP:10287,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74506, ChEBI:CHEBI:82748; EC=2.1.1.199;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01007};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01007}.
CC -!- SIMILARITY: Belongs to the methyltransferase superfamily. RsmH family.
CC {ECO:0000256|ARBA:ARBA00010396, ECO:0000256|HAMAP-Rule:MF_01007}.
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DR EMBL; CP017113; AOL94220.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1D7NKB3; -.
DR STRING; 1896196.BG023_111283; -.
DR KEGG; porl:BG023_111283; -.
DR PATRIC; fig|1896196.3.peg.1279; -.
DR OrthoDB; 9806637at2; -.
DR Proteomes; UP000094080; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0071424; F:rRNA (cytosine-N4-)-methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0070475; P:rRNA base methylation; IEA:UniProtKB-UniRule.
DR Gene3D; 1.10.150.170; Putative methyltransferase TM0872, insert domain; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR HAMAP; MF_01007; 16SrRNA_methyltr_H; 1.
DR InterPro; IPR002903; RsmH.
DR InterPro; IPR023397; SAM-dep_MeTrfase_MraW_recog.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR NCBIfam; TIGR00006; 16S rRNA (cytosine(1402)-N(4))-methyltransferase RsmH; 1.
DR PANTHER; PTHR11265:SF0; 12S RRNA N4-METHYLCYTIDINE METHYLTRANSFERASE; 1.
DR PANTHER; PTHR11265; S-ADENOSYL-METHYLTRANSFERASE MRAW; 1.
DR Pfam; PF01795; Methyltransf_5; 1.
DR PIRSF; PIRSF004486; MraW; 1.
DR SUPFAM; SSF81799; Putative methyltransferase TM0872, insert domain; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01007};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_01007};
KW rRNA processing {ECO:0000256|ARBA:ARBA00022552, ECO:0000256|HAMAP-
KW Rule:MF_01007};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_01007};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01007}.
FT REGION 288..312
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 33..35
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01007"
FT BINDING 50
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01007"
FT BINDING 77
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01007"
FT BINDING 98
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01007"
FT BINDING 105
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01007"
SQ SEQUENCE 312 AA; 33013 MW; 30A0AB5751B81405 CRC64;
MQAPHIPVLL DEVIAAIKPA PGMTIVDATF GAGGYTAALL DAGASVHAFD RDPDAIAAGQ
VMLARYEGRL ALHPARFSQM QAELAAIGVT QVDAVVMDIG VSSMQLDQGD RGFAFMHDGP
LDMRMSQSGE SAADFLNTAE ESAIADVLYR YGEERQSRRV ARAIVAARPL ATTGELARVV
RRALGHKPHD KKDPATRTFQ AVRIHVNDEL GELEAGLAAA EALLAPGGVL AVVSFHSLED
RIVKHFLRAA SGAGRAVSRH LPGEVAGPPP VFAHVSKGIR PSEAEIDRNP RARSSTLRHA
IRTGAPARSL AA
//
