AROB_DICT6
ID AROB_DICT6 Reviewed; 355 AA.
AC B5YE18;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 25-NOV-2008, sequence version 1.
DT 03-AUG-2022, entry version 78.
DE RecName: Full=3-dehydroquinate synthase {ECO:0000255|HAMAP-Rule:MF_00110};
DE Short=DHQS {ECO:0000255|HAMAP-Rule:MF_00110};
DE EC=4.2.3.4 {ECO:0000255|HAMAP-Rule:MF_00110};
GN Name=aroB {ECO:0000255|HAMAP-Rule:MF_00110}; OrderedLocusNames=DICTH_0914;
OS Dictyoglomus thermophilum (strain ATCC 35947 / DSM 3960 / H-6-12).
OC Bacteria; Dictyoglomi; Dictyoglomales; Dictyoglomaceae; Dictyoglomus.
OX NCBI_TaxID=309799;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 35947 / DSM 3960 / H-6-12;
RX PubMed=24558247; DOI=10.1128/genomea.00109-14;
RA Coil D.A., Badger J.H., Forberger H.C., Riggs F., Madupu R., Fedorova N.,
RA Ward N., Robb F.T., Eisen J.A.;
RT "Complete Genome Sequence of the Extreme Thermophile Dictyoglomus
RT thermophilum H-6-12.";
RL Genome Announc. 2:0-0(2014).
CC -!- FUNCTION: Catalyzes the conversion of 3-deoxy-D-arabino-heptulosonate
CC 7-phosphate (DAHP) to dehydroquinate (DHQ). {ECO:0000255|HAMAP-
CC Rule:MF_00110}.
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:0000255|HAMAP-Rule:MF_00110};
CC -!- COFACTOR:
CC Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00110};
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00110};
CC Note=Binds 1 divalent metal cation per subunit. Can use either Co(2+)
CC or Zn(2+). {ECO:0000255|HAMAP-Rule:MF_00110};
CC -!- COFACTOR:
CC Name=NAD(+); Xref=ChEBI:CHEBI:57540;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00110};
CC -!- PATHWAY: Metabolic intermediate biosynthesis; chorismate biosynthesis;
CC chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step
CC 2/7. {ECO:0000255|HAMAP-Rule:MF_00110}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00110}.
CC -!- SIMILARITY: Belongs to the sugar phosphate cyclases superfamily.
CC Dehydroquinate synthase family. {ECO:0000255|HAMAP-Rule:MF_00110}.
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DR EMBL; CP001146; ACI19103.1; -; Genomic_DNA.
DR RefSeq; WP_012547735.1; NC_011297.1.
DR AlphaFoldDB; B5YE18; -.
DR SMR; B5YE18; -.
DR STRING; 309799.DICTH_0914; -.
DR EnsemblBacteria; ACI19103; ACI19103; DICTH_0914.
DR KEGG; dth:DICTH_0914; -.
DR eggNOG; COG0337; Bacteria.
DR HOGENOM; CLU_001201_0_2_0; -.
DR OMA; YGVIWDA; -.
DR OrthoDB; 1677032at2; -.
DR UniPathway; UPA00053; UER00085.
DR Proteomes; UP000001733; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0003856; F:3-dehydroquinate synthase activity; IEA:UniProtKB-UniRule.
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-UniRule.
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 HAMAP; MF_00110; DHQ_synthase; 1.
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; Zinc.
FT CHAIN 1..355
FT /note="3-dehydroquinate synthase"
FT /id="PRO_1000094504"
FT BINDING 98..102
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 122..123
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 135
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 144
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 162..165
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 177
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 240
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 257
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
SQ SEQUENCE 355 AA; 40436 MW; 28ECBBA538B95BEF CRC64;
MEELRVELKD KKYPIYIGYD ILKKFLKNYR DNYSFSFIIT HSFLYDLYKE DLEISQEGII
YVPVGEKSKS FKEVIRISRE LAQRGADRKS AIFAFGGGVI GDLTGFVASI YMRGIRYIQI
PTTLLAQVDS SIGGKTGINI KEGKNLIGTF YHPDAVIIDI KTLNTLPERE YRSGIAEVIK
YGMIMNQSLF NFLEKNTTSI LNKDIDILSH IIRESLICKK YVVEKDEKES SLRMILNFGH
TFGHAIEAKG GYKRFLHGEA VAIGMFLATY LAYKIGFCDY SVLKRLQDTL LSFGFDLNNP
YRIEDLVGYI KRDKKAYGGK IRLILPKEIG KVEIVENLEE KDIIKALKAG DGYGK
