AROB_THEAC
ID AROB_THEAC Reviewed; 360 AA.
AC Q9HLE3;
DT 27-APR-2001, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2001, sequence version 1.
DT 03-AUG-2022, entry version 124.
DE RecName: Full=3-dehydroquinate synthase {ECO:0000250|UniProtKB:P07639};
DE Short=DHQS {ECO:0000250|UniProtKB:P07639};
DE EC=4.2.3.4 {ECO:0000250|UniProtKB:P07639};
GN Name=aroB; OrderedLocusNames=Ta0285;
OS Thermoplasma acidophilum (strain ATCC 25905 / DSM 1728 / JCM 9062 / NBRC
OS 15155 / AMRC-C165).
OC Archaea; Candidatus Thermoplasmatota; Thermoplasmata; Thermoplasmatales;
OC Thermoplasmataceae; Thermoplasma.
OX NCBI_TaxID=273075;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 25905 / DSM 1728 / JCM 9062 / NBRC 15155 / AMRC-C165;
RX PubMed=11029001; DOI=10.1038/35035069;
RA Ruepp A., Graml W., Santos-Martinez M.-L., Koretke K.K., Volker C.,
RA Mewes H.-W., Frishman D., Stocker S., Lupas A.N., Baumeister W.;
RT "The genome sequence of the thermoacidophilic scavenger Thermoplasma
RT acidophilum.";
RL Nature 407:508-513(2000).
CC -!- FUNCTION: Catalyzes the conversion of 3-deoxy-D-arabino-heptulosonate
CC 7-phosphate (DAHP) to dehydroquinate (DHQ).
CC {ECO:0000250|UniProtKB:P07639}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=7-phospho-2-dehydro-3-deoxy-D-arabino-heptonate = 3-
CC dehydroquinate + phosphate; Xref=Rhea:RHEA:21968, ChEBI:CHEBI:32364,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:58394; EC=4.2.3.4;
CC Evidence={ECO:0000250|UniProtKB:P07639};
CC -!- COFACTOR:
CC Name=NAD(+); Xref=ChEBI:CHEBI:57540;
CC Evidence={ECO:0000250|UniProtKB:P07639};
CC -!- COFACTOR:
CC Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC Evidence={ECO:0000250|UniProtKB:P07639};
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000250|UniProtKB:P07639};
CC Note=Binds 1 divalent metal cation per subunit. Can use either Co(2+)
CC or Zn(2+). {ECO:0000250|UniProtKB:P07639};
CC -!- PATHWAY: Metabolic intermediate biosynthesis; chorismate biosynthesis;
CC chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step
CC 2/7. {ECO:0000250|UniProtKB:P07639}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250|UniProtKB:P07639}.
CC -!- SIMILARITY: Belongs to the sugar phosphate cyclases superfamily.
CC Dehydroquinate synthase family. {ECO:0000305}.
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DR EMBL; AL445063; CAC11430.1; -; Genomic_DNA.
DR RefSeq; WP_010900714.1; NC_002578.1.
DR AlphaFoldDB; Q9HLE3; -.
DR SMR; Q9HLE3; -.
DR STRING; 273075.Ta0285; -.
DR EnsemblBacteria; CAC11430; CAC11430; CAC11430.
DR GeneID; 1455914; -.
DR KEGG; tac:Ta0285; -.
DR eggNOG; arCOG00983; Archaea.
DR HOGENOM; CLU_001201_0_1_2; -.
DR OMA; YGVIWDA; -.
DR OrthoDB; 45841at2157; -.
DR UniPathway; UPA00053; UER00085.
DR Proteomes; UP000001024; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0003856; F:3-dehydroquinate synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0000166; F:nucleotide binding; IEA:UniProtKB-KW.
DR GO; GO:0009073; P:aromatic amino acid family biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0008652; P:cellular amino acid biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009423; P:chorismate biosynthetic process; IEA:UniProtKB-UniPathway.
DR InterPro; IPR016037; DHQ_synth_AroB.
DR InterPro; IPR030963; DHQ_synth_fam.
DR InterPro; IPR030960; DHQS/DOIS.
DR Pfam; PF01761; DHQ_synthase; 1.
DR PIRSF; PIRSF001455; DHQ_synth; 1.
DR TIGRFAMs; TIGR01357; aroB; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis; Aromatic amino acid biosynthesis; Cobalt;
KW Cytoplasm; Lyase; Metal-binding; NAD; Nucleotide-binding;
KW Reference proteome; Zinc.
FT CHAIN 1..360
FT /note="3-dehydroquinate synthase"
FT /id="PRO_0000140824"
FT BINDING 70..75
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 104..108
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 128..129
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 141
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 150
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000250|UniProtKB:Q6GGU4"
FT BINDING 182
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 243
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 259
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
SQ SEQUENCE 360 AA; 39824 MW; 797B3FD21CE4DF42 CRC64;
MDAQRFVLPM NGENISVVIG EDITGHISEE VGHYDSLVFM ISRNVEEMFG SKIPPLENYG
SSTIKITLND GESLKTLRNY QRIIKVLVEK KVSRNSLLVY VGGGTVGDLA GFVAATYKRG
LRMIAVPTTL LAQVDSSIGG KNGLDFSDVK NVIGTFYNPY LIIDDLQFLK STPDLIREGM
GEVIKYSIIA GGDMFRKVSE CSLSNFHDHS ADIVKMSIKI KADIVNRDYY DRNGVRSILN
LGHTIAHGIE GASKGQISHG RAVATGLMVE AHIGEKYGNT RPEVIDEIMK LADNYGIERV
RISDIGVNSI LRYISNDKKM SEGYINMPVP ADIGNIITMK VTERMISDGL NTFIREHERK