ID A0A1H0Z387_9EURY Unreviewed; 287 AA.
AC A0A1H0Z387;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 36.
DE RecName: Full=Probable ribosomal RNA small subunit methyltransferase A {ECO:0000256|HAMAP-Rule:MF_00607};
DE EC=2.1.1.- {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=DWB78_14330 {ECO:0000313|EMBL:RDI72808.1}, SAMN05216278_0988
GN {ECO:0000313|EMBL:SDQ21863.1};
OS Halopelagius longus.
OC Archaea; Euryarchaeota; Stenosarchaea group; Halobacteria; Haloferacales;
OC Haloferacaceae.
OX NCBI_TaxID=1236180 {ECO:0000313|EMBL:SDQ21863.1, ECO:0000313|Proteomes:UP000199289};
RN [1] {ECO:0000313|Proteomes:UP000199289}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CGMCC 1.12397 {ECO:0000313|Proteomes:UP000199289};
RA Varghese N., Submissions S.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:SDQ21863.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CGMCC 1.12397 {ECO:0000313|EMBL:SDQ21863.1};
RA de Groot N.N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
RN [3] {ECO:0000313|EMBL:RDI72808.1, ECO:0000313|Proteomes:UP000255421}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BC12-B1 {ECO:0000313|EMBL:RDI72808.1,
RC ECO:0000313|Proteomes:UP000255421};
RA Zhang X.;
RT "Genome sequence of extremly halophilic archaeon Halopelagius longus strain
RT BC12-B1.";
RL Submitted (JUL-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Specifically dimethylates two adjacent adenosines in the loop
CC of a conserved hairpin near the 3'-end of 16S rRNA in the 30S particle.
CC May play a critical role in biogenesis of 30S subunits.
CC {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 ---------------------------------------------------------------------------
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; QQST01000001; RDI72808.1; -; Genomic_DNA.
DR EMBL; FNKQ01000001; SDQ21863.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1H0Z387; -.
DR OrthoDB; 9883at2157; -.
DR Proteomes; UP000199289; Unassembled WGS sequence.
DR Proteomes; UP000255421; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0003723; F:RNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0000179; F:rRNA (adenine-N6,N6-)-dimethyltransferase activity; IEA:UniProtKB-UniRule.
DR CDD; cd02440; AdoMet_MTases; 1.
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 42..209
FT /note="Ribosomal RNA adenine methylase transferase N-
FT terminal"
FT /evidence="ECO:0000259|SMART:SM00650"
FT REGION 1..30
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 9..30
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 35
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 37
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 63
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 84
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 112
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 127
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 287 AA; 31729 MW; 60401A69F524FE2E CRC64;
MTEQQPDAET GVPRRDPDEL LRRAGVRGDP EQDQHFLVDD RVLDRVPGYL PDDADTSHVL
EVGGGTGALT DRLLRVADRV TVVERDRRLA AFLREEFAAD VESGRLTVLE GDALSVELPE
FTACVSNLPY GISSEIAFRL LPRGRPLVLM FQKEFAERMA ADAGTDDYGR LSVSAQHYGD
VEVVETVPRE AFSPKPAVQS AIVRVTPRAP DYEVEDESFF LDFVKALFTQ RRKTIRNGIR
NTAHISGLSD PEAVVEAADE DVLRKRAGNM APKEFAALAT LADEHGR
//