GenomeNet

Database: UniProt
Entry: A0A256BLN5_9LACT
LinkDB: A0A256BLN5_9LACT
Original site: A0A256BLN5_9LACT 
ID   A0A256BLN5_9LACT        Unreviewed;       300 AA.
AC   A0A256BLN5;
DT   20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT   20-DEC-2017, sequence version 1.
DT   24-JAN-2024, entry version 21.
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=B9P78_05615 {ECO:0000313|EMBL:OYQ66705.1};
OS   Aerococcus sp. 1KP-2016.
OC   Bacteria; Bacillota; Bacilli; Lactobacillales; Aerococcaceae; Aerococcus.
OX   NCBI_TaxID=1981982 {ECO:0000313|EMBL:OYQ66705.1, ECO:0000313|Proteomes:UP000215823};
RN   [1] {ECO:0000313|EMBL:OYQ66705.1, ECO:0000313|Proteomes:UP000215823}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=1KP-2016 {ECO:0000313|EMBL:OYQ66705.1,
RC   ECO:0000313|Proteomes:UP000215823};
RA   Chaplin A.V., Chagina I.A., Rubalsky E.O., Gadua N.T., Borisova O.Y.,
RA   Kafarskaia L.I., Karagaltseva N.M., Kocherovets V.I., Afanas'Ev S.,
RA   Aleshkin V.A.;
RT   "Aerococcus sp. 1KP-2016, a novel member of genus Aerococcus.";
RL   Submitted (APR-2017) to the EMBL/GenBank/DDBJ databases.
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   -!- CATALYTIC ACTIVITY:
CC       Reaction=adenosine(2085) in 23S rRNA + 2 S-adenosyl-L-methionine = 2
CC         H(+) + N(6)-dimethyladenosine(2085) in 23S rRNA + 2 S-adenosyl-L-
CC         homocysteine; Xref=Rhea:RHEA:42784, Rhea:RHEA-COMP:10237, Rhea:RHEA-
CC         COMP:10238, ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC         ChEBI:CHEBI:74411, ChEBI:CHEBI:74493; EC=2.1.1.184;
CC         Evidence={ECO:0000256|ARBA:ARBA00001449};
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:OYQ66705.1}.
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; NEEY01000023; OYQ66705.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A256BLN5; -.
DR   OrthoDB; 9814755at2; -.
DR   Proteomes; UP000215823; 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   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          39..214
FT                   /note="Ribosomal RNA adenine methylase transferase N-
FT                   terminal"
FT                   /evidence="ECO:0000259|SMART:SM00650"
FT   BINDING         32
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         34
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         59
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         80
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         105
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         129
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   300 AA;  33532 MW;  36B91D2DF0066A92 CRC64;
     MTEPTKYIAT PSRTGEILKK FHLDAKKSLG QNFLTEPQIL QHMIDVAEVD NDTNAIEIGP
     GIGALTEFLA MNAKEVLAFE IDQRLLPVLA DTLAQYDNVT IKHQDILEAD LNEEIAKMGP
     AEKTVVVANL PYYITTPIIF NLLEASIQFD KFILMMQKEV AERLTAAPGS KAYGSLSVAI
     QYYCDAEIAF NVPRTVFNPQ PNVDSAILAL TKLPTPRIQV IDEAFFFRLV RASFKQRRKT
     LWNNLRAAFG KEETTIEKMT VALEDAGLDP KQRAETLSIE DFGKLADALF QKGITYEDAE
//
DBGET integrated database retrieval system