ACKA_THEAB
ID ACKA_THEAB Reviewed; 406 AA.
AC B7IDH3;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 10-FEB-2009, sequence version 1.
DT 03-AUG-2022, entry version 84.
DE RecName: Full=Acetate kinase {ECO:0000255|HAMAP-Rule:MF_00020};
DE EC=2.7.2.1 {ECO:0000255|HAMAP-Rule:MF_00020};
DE AltName: Full=Acetokinase {ECO:0000255|HAMAP-Rule:MF_00020};
GN Name=ackA {ECO:0000255|HAMAP-Rule:MF_00020}; OrderedLocusNames=THA_1612;
OS Thermosipho africanus (strain TCF52B).
OC Bacteria; Thermotogae; Thermotogales; Fervidobacteriaceae; Thermosipho.
OX NCBI_TaxID=484019;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=TCF52B;
RX PubMed=19124572; DOI=10.1128/jb.01448-08;
RA Nesboe C.L., Bapteste E., Curtis B., Dahle H., Lopez P., Macleod D.,
RA Dlutek M., Bowman S., Zhaxybayeva O., Birkeland N.-K., Doolittle W.F.;
RT "The genome of Thermosipho africanus TCF52B: lateral genetic connections to
RT the Firmicutes and Archaea.";
RL J. Bacteriol. 191:1974-1978(2009).
CC -!- FUNCTION: Catalyzes the formation of acetyl phosphate from acetate and
CC ATP. Can also catalyze the reverse reaction. {ECO:0000255|HAMAP-
CC Rule:MF_00020}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=acetate + ATP = acetyl phosphate + ADP; Xref=Rhea:RHEA:11352,
CC ChEBI:CHEBI:22191, ChEBI:CHEBI:30089, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:456216; EC=2.7.2.1; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00020};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00020};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00020};
CC Note=Mg(2+). Can also accept Mn(2+). {ECO:0000255|HAMAP-Rule:MF_00020};
CC -!- PATHWAY: Metabolic intermediate biosynthesis; acetyl-CoA biosynthesis;
CC acetyl-CoA from acetate: step 1/2. {ECO:0000255|HAMAP-Rule:MF_00020}.
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00020}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00020}.
CC -!- SIMILARITY: Belongs to the acetokinase family. {ECO:0000255|HAMAP-
CC Rule:MF_00020}.
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DR EMBL; CP001185; ACJ76050.1; -; Genomic_DNA.
DR RefSeq; WP_004102380.1; NC_011653.1.
DR AlphaFoldDB; B7IDH3; -.
DR SMR; B7IDH3; -.
DR STRING; 484019.THA_1612; -.
DR EnsemblBacteria; ACJ76050; ACJ76050; THA_1612.
DR KEGG; taf:THA_1612; -.
DR eggNOG; COG0282; Bacteria.
DR HOGENOM; CLU_020352_0_1_0; -.
DR OMA; KIITCHI; -.
DR OrthoDB; 537106at2; -.
DR UniPathway; UPA00340; UER00458.
DR Proteomes; UP000002453; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0008776; F:acetate kinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006085; P:acetyl-CoA biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0006082; P:organic acid metabolic process; IEA:InterPro.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-UniRule.
DR HAMAP; MF_00020; Acetate_kinase; 1.
DR InterPro; IPR004372; Ac/propionate_kinase.
DR InterPro; IPR000890; Aliphatic_acid_kin_short-chain.
DR InterPro; IPR023865; Aliphatic_acid_kinase_CS.
DR InterPro; IPR043129; ATPase_NBD.
DR PANTHER; PTHR21060; PTHR21060; 1.
DR Pfam; PF00871; Acetate_kinase; 1.
DR PIRSF; PIRSF000722; Acetate_prop_kin; 1.
DR PRINTS; PR00471; ACETATEKNASE.
DR SUPFAM; SSF53067; SSF53067; 2.
DR TIGRFAMs; TIGR00016; ackA; 1.
DR PROSITE; PS01075; ACETATE_KINASE_1; 1.
DR PROSITE; PS01076; ACETATE_KINASE_2; 1.
PE 3: Inferred from homology;
KW ATP-binding; Cytoplasm; Kinase; Magnesium; Metal-binding;
KW Nucleotide-binding; Reference proteome; Transferase.
FT CHAIN 1..406
FT /note="Acetate kinase"
FT /id="PRO_1000116393"
FT ACT_SITE 147
FT /note="Proton donor/acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00020"
FT BINDING 7
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00020"
FT BINDING 14
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00020"
FT BINDING 90
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00020"
FT BINDING 207..211
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00020"
FT BINDING 283..285
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00020"
FT BINDING 331..335
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00020"
FT BINDING 385
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00020"
FT SITE 179
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00020"
FT SITE 240
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00020"
SQ SEQUENCE 406 AA; 45155 MW; 2FF3F9F7CC0EB5D3 CRC64;
MIVLVVNSGS SSIKYQLLDM DNEKVLCKGL AERIGIPGSR IVHKKDGEKF VIEHPMANHD
EALQLVLQTL KDEKMGAIKD FKEIDAVGHR VVHGGEKFSG SVLIDDEVIN AIEEFSYLAP
LHNPPNLMGI KAIMKLLPGV PNVAVFDTAF HAKMPKKAYL YAIPYEYYEK YKIRRYGFHG
TSHRYVSRRT AEILGLDYNK SKIITVHLGN GASIAAVMNG KSVDTSMGFT PLEGLVMGTR
SGDLDPSIVT FLIEKEGLSP EEVYTILNKK SGVLGLTSNF SSDMRDIEDK ALENDPLCRL
VLDIYEYRIA KYIGAYVAAM NGVDAISFTA GVGENSPITR EEICENYLSY LGIKIDKEKN
NVKGEERIIS TPDSKVKVLI VPTNEELMIA RDTKEIIEKG IKKLEY