ID A0A1B8J9X6_9HELI Unreviewed; 330 AA.
AC A0A1B8J9X6;
DT 02-NOV-2016, integrated into UniProtKB/TrEMBL.
DT 02-NOV-2016, sequence version 1.
DT 24-JAN-2024, entry version 24.
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=BA723_04330 {ECO:0000313|EMBL:OBV29731.1}, BKN38_06455
GN {ECO:0000313|EMBL:OHU82845.1};
OS Helicobacter sp. CLO-3.
OC Bacteria; Campylobacterota; Epsilonproteobacteria; Campylobacterales;
OC Helicobacteraceae; Helicobacter.
OX NCBI_TaxID=211 {ECO:0000313|EMBL:OBV29731.1, ECO:0000313|Proteomes:UP000092701};
RN [1] {ECO:0000313|EMBL:OBV29731.1, ECO:0000313|Proteomes:UP000092701}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HMC1 {ECO:0000313|EMBL:OBV29731.1,
RC ECO:0000313|Proteomes:UP000092701};
RA Greninger A.L., Bateman A., Jerome K., Fang F.;
RT "Genome sequence of Helicobacter sp. CLO-3.";
RL Submitted (JUN-2016) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:OHU82845.1, ECO:0000313|Proteomes:UP000179541}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CLO-3 {ECO:0000313|EMBL:OHU82845.1,
RC ECO:0000313|Proteomes:UP000179541};
RA Greninger A.L., Bateman A.C., Fang F., Jerome K.;
RT "Genome sequence of Helicobacter sp. CLO-3 Fennel-37 strain.";
RL Submitted (OCT-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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OBV29731.1}.
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DR EMBL; MAMQ01000046; OBV29731.1; -; Genomic_DNA.
DR EMBL; MLQN01000020; OHU82845.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1B8J9X6; -.
DR STRING; 211.BKN38_06455; -.
DR OrthoDB; 9806637at2; -.
DR Proteomes; UP000092701; Unassembled WGS sequence.
DR Proteomes; UP000179541; Unassembled WGS sequence.
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}; Reference proteome {ECO:0000313|Proteomes:UP000092701};
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 BINDING 46..48
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01007"
FT BINDING 65
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01007"
FT BINDING 92
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01007"
FT BINDING 116
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01007"
FT BINDING 123
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01007"
SQ SEQUENCE 330 AA; 36668 MW; 47241C04E9DEB482 CRC64;
MQSELIAQDK PATQGEPPAQ NELFAQNKPL AQKPQKLFID CTLGLGGHSG ALLKAHSDIA
LIGIDQDEFA LNIARENLAL YASRARFIHA NFAQGLVQAL EIAQNERLKI AGVLADIGVS
SLQLDDASRG FGFSSERLDM RMDTRASRTA SDILRDYSEF ELAGIFRDYG EIKEHKKMAR
LTKEYMQTHK GGFSSAREFS DFLAKHFKSS RIHPATLAFQ ALRIEVNDEL GVLKSLLDTL
ESTYKSHPNL LSGAIVAIIS FHSLEDRIIK ERFKEWSRAC ICPASAYRCE CGGDNAKGAM
LTKKPIIASE AEIRKNPRAR SAKLRAFRLK
//