ID E1V9Z1_HALED Unreviewed; 724 AA.
AC E1V9Z1;
DT 30-NOV-2010, integrated into UniProtKB/TrEMBL.
DT 30-NOV-2010, sequence version 1.
DT 24-JAN-2024, entry version 68.
DE RecName: Full=tRNA(Met) cytidine acetyltransferase TmcA {ECO:0000256|HAMAP-Rule:MF_01886};
DE EC=2.3.1.193 {ECO:0000256|HAMAP-Rule:MF_01886};
GN Name=tmcA {ECO:0000256|HAMAP-Rule:MF_01886,
GN ECO:0000313|EMBL:CBV43879.1};
GN OrderedLocusNames=HELO_3995 {ECO:0000313|EMBL:CBV43879.1};
OS Halomonas elongata (strain ATCC 33173 / DSM 2581 / NBRC 15536 / NCIMB 2198
OS / 1H9).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Halomonadaceae; Halomonas.
OX NCBI_TaxID=768066 {ECO:0000313|EMBL:CBV43879.1, ECO:0000313|Proteomes:UP000008707};
RN [1] {ECO:0000313|Proteomes:UP000008707}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33173 / DSM 2581 / NBRC 15536 / NCIMB 2198 / 1H9
RC {ECO:0000313|Proteomes:UP000008707};
RX PubMed=20849449; DOI=10.1111/j.1462-2920.2010.02336.x;
RA Schwibbert K., Marin-Sanguino A., Bagyan I., Heidrich G., Lentzen G.,
RA Seitz H., Rampp M., Schuster S.C., Klenk H.P., Pfeiffer F., Oesterhelt D.,
RA Kunte H.J.;
RT "A blueprint of ectoine metabolism from the genome of the industrial
RT producer Halomonas elongata DSM 2581(T).";
RL Environ. Microbiol. 13:1973-1994(2011).
CC -!- FUNCTION: Catalyzes the formation of N(4)-acetylcytidine (ac(4)C) at
CC the wobble position of tRNA(Met), by using acetyl-CoA as an acetyl
CC donor and ATP (or GTP). {ECO:0000256|HAMAP-Rule:MF_01886}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=acetyl-CoA + ATP + cytidine(34) in elongator tRNA(Met) + H2O =
CC ADP + CoA + H(+) + N(4)-acetylcytidine(34) in elongator tRNA(Met) +
CC phosphate; Xref=Rhea:RHEA:43788, Rhea:RHEA-COMP:10693, Rhea:RHEA-
CC COMP:10694, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57287, ChEBI:CHEBI:57288,
CC ChEBI:CHEBI:74900, ChEBI:CHEBI:82748, ChEBI:CHEBI:456216;
CC EC=2.3.1.193; Evidence={ECO:0000256|HAMAP-Rule:MF_01886};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01886}.
CC Nucleus, nucleolus {ECO:0000256|ARBA:ARBA00004604}.
CC -!- SIMILARITY: Belongs to the TmcA family. {ECO:0000256|HAMAP-
CC Rule:MF_01886}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_01886}.
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DR EMBL; FN869568; CBV43879.1; -; Genomic_DNA.
DR AlphaFoldDB; E1V9Z1; -.
DR STRING; 768066.HELO_3995; -.
DR KEGG; hel:HELO_3995; -.
DR eggNOG; COG1444; Bacteria.
DR HOGENOM; CLU_004652_1_0_6; -.
DR OMA; IMRIAVH; -.
DR OrthoDB; 5578851at2; -.
DR Proteomes; UP000008707; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0051392; F:tRNA N-acetyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0051391; P:tRNA acetylation; IEA:UniProtKB-UniRule.
DR GO; GO:0002101; P:tRNA wobble cytosine modification; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.11040; -; 1.
DR Gene3D; 3.40.630.30; -; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR Gene3D; 1.20.120.890; tRNA(Met) cytidine acetyltransferase, tail domain; 1.
DR HAMAP; MF_01886; tRNA_acetyltr_TmcA; 1.
DR InterPro; IPR016181; Acyl_CoA_acyltransferase.
DR InterPro; IPR000182; GNAT_dom.
DR InterPro; IPR007807; Helicase_dom.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR032672; TmcA/NAT10/Kre33.
DR InterPro; IPR038321; TmcA_C_sf.
DR InterPro; IPR013562; TmcA_N.
DR InterPro; IPR024914; tRNA_acetyltr_TmcA.
DR PANTHER; PTHR10925; N-ACETYLTRANSFERASE 10; 1.
DR PANTHER; PTHR10925:SF5; RNA CYTIDINE ACETYLTRANSFERASE; 1.
DR Pfam; PF13718; GNAT_acetyltr_2; 1.
DR Pfam; PF05127; Helicase_RecD; 1.
DR Pfam; PF08351; TmcA_N; 1.
DR SUPFAM; SSF55729; Acyl-CoA N-acyltransferases (Nat); 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR PROSITE; PS51186; GNAT; 1.
PE 3: Inferred from homology;
KW Acyltransferase {ECO:0000256|ARBA:ARBA00023315, ECO:0000256|HAMAP-
KW Rule:MF_01886};
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_01886};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_01886};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_01886};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|HAMAP-
KW Rule:MF_01886};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01886};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_01886};
KW tRNA-binding {ECO:0000256|ARBA:ARBA00022555, ECO:0000256|HAMAP-
KW Rule:MF_01886}.
FT DOMAIN 442..584
FT /note="N-acetyltransferase"
FT /evidence="ECO:0000259|PROSITE:PS51186"
FT BINDING 197
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01886"
FT BINDING 368
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01886"
FT BINDING 509..511
FT /ligand="acetyl-CoA"
FT /ligand_id="ChEBI:CHEBI:57288"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01886"
SQ SEQUENCE 724 AA; 78422 MW; FE3A19097D9AE89D CRC64;
MPPVNTASAP PELETFHREL ISRRWRGLLW LSGDAERCRD RAREVWASEA WRAALWVGPA
APEGIESTAW LPANKARTRL GGEQDLVVFD AVSPEAGFDP EAFGALSGTL RAGGLMVLMT
PADWGARPDA DYARLAEHPW SPENLSSRYL ARLSSLLSNA PEVAPWPAGA APVIPVLASA
PRQAAAPSDP ACLTPDQADA VARLVRLRRR RPLVITADRG RGKTAALGIA CARLLARGID
EILVTAPRPS AVAGLFERLA VLCPEGVRRG NRFEVEGGCV SFLAPDELQS RIERGEAGGA
GRWLLVDEAA AIPAGLLGGW LEAFPRIAFA TTVHGYEGAG RGFALRFRER LTRFAPDWRE
IHLATPVRWT EGDPLEALTS RLLMLDAEPD SGQPGTVSRQ REDRRALAVD EPRLRAIFGL
LVQAHYRTTP GDLRRLLDAP ATRIASLSGD AGVAAVAVTS DEGGFDAELA ERVARGERRP
RGHLLAQSLA AHAGEREALT ARLRRILRIA VVPQCRRQGL GARLLAAEQT DAEAEGIDLL
GASFGAEPGL LAFWQAQGFR VVRLGLTRET STGEHALMMV RPLSGTGEAL VARLIRRFHR
QLPSLLAFEL SELEPLVALV LLGERPAESL SPEDRRDLDD VAHGHRDPAM ARPAMQALIA
AVAPHGQGDA ELAMLAAWAF QGRADDWLAR RLSLSGARQV DAWRRRSVAR WLEAANLSKN
EDGR
//