GenomeNet

Database: UniProt
Entry: T5CC48_HELPX
LinkDB: T5CC48_HELPX
Original site: T5CC48_HELPX 
ID   T5CC48_HELPX            Unreviewed;       271 AA.
AC   T5CC48;
DT   13-NOV-2013, integrated into UniProtKB/TrEMBL.
DT   13-NOV-2013, sequence version 1.
DT   24-JAN-2024, entry version 60.
DE   RecName: Full=Ribosomal RNA small subunit methyltransferase A {ECO:0000256|HAMAP-Rule:MF_00607};
DE            EC=2.1.1.182 {ECO:0000256|HAMAP-Rule:MF_00607};
DE   AltName: Full=16S rRNA (adenine(1518)-N(6)/adenine(1519)-N(6))-dimethyltransferase {ECO:0000256|HAMAP-Rule:MF_00607};
DE   AltName: Full=16S rRNA dimethyladenosine transferase {ECO:0000256|HAMAP-Rule:MF_00607};
DE   AltName: Full=16S rRNA dimethylase {ECO:0000256|HAMAP-Rule:MF_00607};
DE   AltName: Full=S-adenosylmethionine-6-N', N'-adenosyl(rRNA) dimethyltransferase {ECO:0000256|HAMAP-Rule:MF_00607};
GN   Name=rsmA {ECO:0000256|HAMAP-Rule:MF_00607};
GN   Synonyms=ksgA {ECO:0000256|HAMAP-Rule:MF_00607};
GN   ORFNames=N404_07790 {ECO:0000313|EMBL:EQL53215.1};
OS   Helicobacter pylori FD506.
OC   Bacteria; Campylobacterota; Epsilonproteobacteria; Campylobacterales;
OC   Helicobacteraceae; Helicobacter.
OX   NCBI_TaxID=1191281 {ECO:0000313|EMBL:EQL53215.1, ECO:0000313|Proteomes:UP000015964};
RN   [1] {ECO:0000313|EMBL:EQL53215.1, ECO:0000313|Proteomes:UP000015964}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=FD506 {ECO:0000313|EMBL:EQL53215.1,
RC   ECO:0000313|Proteomes:UP000015964};
RX   PubMed=23012278; DOI=10.1128/JB.01278-12;
RA   Gunaletchumy S.P., Teh X., Khosravi Y., Ramli N.S., Chua E.G., Kavitha T.,
RA   Mason J.N., Lee H.T., Alias H., Zaidan N.Z., Yassin N.B., Tay L.C.,
RA   Rudd S., Mitchell H.M., Kaakoush N.O., Loke M.F., Goh K.L., Vadivelu J.;
RT   "Draft genome sequences of Helicobacter pylori isolates from Malaysia,
RT   cultured from patients with functional dyspepsia and gastric cancer.";
RL   J. Bacteriol. 194:5695-5696(2012).
RN   [2] {ECO:0000313|EMBL:EQL53215.1, ECO:0000313|Proteomes:UP000015964}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=FD506 {ECO:0000313|EMBL:EQL53215.1,
RC   ECO:0000313|Proteomes:UP000015964};
RX   PubMed=24051312;
RA   Rehvathy V., Tan M.H., Gunaletchumy S.P., Teh X., Wang S., Baybayan P.,
RA   Singh S., Ashby M., Kaakoush N.O., Mitchell H.M., Croft L.J., Goh K.L.,
RA   Loke M.F., Vadivelu J.;
RT   "Multiple genome sequences of Helicobacter pylori strains of diverse
RT   disease and antibiotic resistance backgrounds from malaysia.";
RL   Genome Announc. 1:E00687-E00713(2013).
CC   -!- FUNCTION: Specifically dimethylates two adjacent adenosines (A1518 and
CC       A1519) in the loop of a conserved hairpin near the 3'-end of 16S rRNA
CC       in the 30S particle. May play a critical role in biogenesis of 30S
CC       subunits. {ECO:0000256|HAMAP-Rule:MF_00607}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=adenosine(1518)/adenosine(1519) in 16S rRNA + 4 S-adenosyl-L-
CC         methionine = 4 H(+) + N(6)-dimethyladenosine(1518)/N(6)-
CC         dimethyladenosine(1519) in 16S rRNA + 4 S-adenosyl-L-homocysteine;
CC         Xref=Rhea:RHEA:19609, Rhea:RHEA-COMP:10232, Rhea:RHEA-COMP:10233,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC         ChEBI:CHEBI:74411, ChEBI:CHEBI:74493; EC=2.1.1.182;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_00607};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00607}.
CC   -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC       superfamily. rRNA adenine N(6)-methyltransferase family. RsmA
CC       subfamily. {ECO:0000256|HAMAP-Rule:MF_00607}.
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:EQL53215.1}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AKHO02000083; EQL53215.1; -; Genomic_DNA.
DR   RefSeq; WP_000259476.1; NZ_AKHO02000083.1.
DR   AlphaFoldDB; T5CC48; -.
DR   PATRIC; fig|1191281.5.peg.186; -.
DR   Proteomes; UP000015964; Unassembled WGS sequence.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0052908; F:16S rRNA (adenine(1518)-N(6)/adenine(1519)-N(6))-dimethyltransferase activity; IEA:UniProtKB-EC.
DR   GO; GO:0003723; F:RNA binding; IEA:UniProtKB-UniRule.
DR   Gene3D; 1.10.8.100; Ribosomal RNA adenine dimethylase-like, domain 2; 1.
DR   Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR   HAMAP; MF_00607; 16SrRNA_methyltr_A; 1.
DR   InterPro; IPR001737; KsgA/Erm.
DR   InterPro; IPR023165; rRNA_Ade_diMease-like_C.
DR   InterPro; IPR020596; rRNA_Ade_Mease_Trfase_CS.
DR   InterPro; IPR020598; rRNA_Ade_methylase_Trfase_N.
DR   InterPro; IPR011530; rRNA_adenine_dimethylase.
DR   InterPro; IPR029063; SAM-dependent_MTases_sf.
DR   NCBIfam; TIGR00755; ksgA; 1.
DR   PANTHER; PTHR11727; DIMETHYLADENOSINE TRANSFERASE; 1.
DR   PANTHER; PTHR11727:SF7; DIMETHYLADENOSINE TRANSFERASE-RELATED; 1.
DR   Pfam; PF00398; RrnaAD; 1.
DR   SMART; SM00650; rADc; 1.
DR   SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR   PROSITE; PS01131; RRNA_A_DIMETH; 1.
DR   PROSITE; PS51689; SAM_RNA_A_N6_MT; 1.
PE   3: Inferred from homology;
KW   Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00607};
KW   Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW   Rule:MF_00607};
KW   RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW   Rule:MF_00607};
KW   rRNA processing {ECO:0000256|ARBA:ARBA00022552, ECO:0000256|HAMAP-
KW   Rule:MF_00607};
KW   S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW   Rule:MF_00607};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW   Rule:MF_00607}.
FT   DOMAIN          18..182
FT                   /note="Ribosomal RNA adenine methylase transferase N-
FT                   terminal"
FT                   /evidence="ECO:0000259|SMART:SM00650"
FT   BINDING         11
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00607,
FT                   ECO:0000256|PROSITE-ProRule:PRU01026"
FT   BINDING         13
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00607,
FT                   ECO:0000256|PROSITE-ProRule:PRU01026"
FT   BINDING         38
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00607,
FT                   ECO:0000256|PROSITE-ProRule:PRU01026"
FT   BINDING         58
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00607,
FT                   ECO:0000256|PROSITE-ProRule:PRU01026"
FT   BINDING         86
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00607,
FT                   ECO:0000256|PROSITE-ProRule:PRU01026"
FT   BINDING         101
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00607,
FT                   ECO:0000256|PROSITE-ProRule:PRU01026"
SQ   SEQUENCE   271 AA;  30559 MW;  EA52B993FED1E43D CRC64;
     MVVAKKSLGQ HFLTDESFLD RIVNALSPLN PLKLIEIGVG LGDLTLKLLD RYPLKTYEID
     SSLCEKMRSK LKAQKKPFAL ELVEKDALFL KEEEPYFLIS NLPYYIATRL VLNALKDPKC
     RGLLVMTQKE VALKFCAKDS QNALSVLTQT IGNATLLFDV PPSAFSPPPK VFSSVFEVIK
     EPLKEKALAS LFQVPFFEEA LQKGFETLED FLKACFSSPR KTLSNNLKKS VSYREKLDKV
     LGFLALENQP TSVRASEIKD YLKLLEYLLK G
//
DBGET integrated database retrieval system