ID V5AB17_9ARCH Unreviewed; 288 AA.
AC V5AB17;
DT 22-JAN-2014, integrated into UniProtKB/TrEMBL.
DT 22-JAN-2014, sequence version 1.
DT 24-JAN-2024, entry version 35.
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=A07HR60_00149 {ECO:0000313|EMBL:ESS12915.1};
OS uncultured archaeon A07HR60.
OC Archaea; environmental samples.
OX NCBI_TaxID=1412874 {ECO:0000313|EMBL:ESS12915.1, ECO:0000313|Proteomes:UP000030679};
RN [1] {ECO:0000313|Proteomes:UP000030679}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=24335829;
RA Podell S., Emerson J.B., Jones C.M., Ugalde J.A., Welch S.,
RA Heidelberg K.B., Banfield J.F., Allen E.E.;
RT "Seasonal fluctuations in ionic concentrations drive microbial succession
RT in a hypersaline lake community.";
RL ISME J. 0:0-0(2013).
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}.
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DR EMBL; KI543223; ESS12915.1; -; Genomic_DNA.
DR AlphaFoldDB; V5AB17; -.
DR STRING; 1412874.A07HR60_00149; -.
DR PATRIC; fig|1412874.3.peg.176; -.
DR Proteomes; UP000030679; 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}; Reference proteome {ECO:0000313|Proteomes:UP000030679};
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 34..203
FT /note="Ribosomal RNA adenine methylase transferase N-
FT terminal"
FT /evidence="ECO:0000259|SMART:SM00650"
FT REGION 1..26
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 27
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 29
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 54
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 78
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 106
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 121
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 288 AA; 31026 MW; F1795920A27A24BF CRC64;
MSNPQSRDPD ALRQRAGIEG DPGQDQHFLV DDRVLDRLPT YLPEEAHDHV LEIGAGTGAL
TDRLLTSIPD DSQVTAVERD TRLADFLREE FQESIAAERL EVLAGDALEV DLPPFTGSVS
NLPYGVSSEI AFRLLPAGVP LVLMFQAEFA DRLAAEPGDS AYGRLSVTSG HYASVEIVER
VPKEAFDPQP AVASAVVRAT PRSPDYEIPS HDTFASVVRA SFTQRRKTMR NAIRNTTHMT
GLDDTAVAAV VEAAGDQLMS KRAGSVTPAE FASLARLVAK ESAEDGDG
//