ID J4V643_9GAMM Unreviewed; 355 AA.
AC J4V643;
DT 31-OCT-2012, integrated into UniProtKB/TrEMBL.
DT 31-OCT-2012, sequence version 1.
DT 24-JAN-2024, entry version 51.
DE RecName: Full=3-dehydroquinate synthase {ECO:0000256|ARBA:ARBA00017684, ECO:0000256|HAMAP-Rule:MF_00110};
DE Short=DHQS {ECO:0000256|HAMAP-Rule:MF_00110};
DE EC=4.2.3.4 {ECO:0000256|ARBA:ARBA00013031, ECO:0000256|HAMAP-Rule:MF_00110};
GN Name=aroB {ECO:0000256|HAMAP-Rule:MF_00110,
GN ECO:0000313|EMBL:EJP73902.1};
GN ORFNames=NT02SARS_0633 {ECO:0000313|EMBL:EJP73902.1};
OS SAR86 cluster bacterium SAR86B.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; SAR86 cluster.
OX NCBI_TaxID=1123867 {ECO:0000313|EMBL:EJP73902.1, ECO:0000313|Proteomes:UP000010116};
RN [1] {ECO:0000313|EMBL:EJP73902.1, ECO:0000313|Proteomes:UP000010116}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=22170421; DOI=10.1038/ismej.2011.189;
RA Dupont C.L., Rusch D.B., Yooseph S., Lombardo M.J., Richter R.A., Valas R.,
RA Novotny M., Yee-Greenbaum J., Selengut J.D., Haft D.H., Halpern A.L.,
RA Lasken R.S., Nealson K., Friedman R., Venter J.C.;
RT "Genomic insights to SAR86, an abundant and uncultivated marine bacterial
RT lineage.";
RL ISME J. 6:1186-1199(2012).
CC -!- FUNCTION: Catalyzes the conversion of 3-deoxy-D-arabino-heptulosonate
CC 7-phosphate (DAHP) to dehydroquinate (DHQ).
CC {ECO:0000256|ARBA:ARBA00003485, ECO:0000256|HAMAP-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:0000256|ARBA:ARBA00001393, ECO:0000256|HAMAP-
CC Rule:MF_00110};
CC -!- COFACTOR:
CC Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00110};
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00110};
CC Note=Binds 1 divalent metal cation per subunit. Can use either Co(2+)
CC or Zn(2+). {ECO:0000256|HAMAP-Rule:MF_00110};
CC -!- COFACTOR:
CC Name=NAD(+); Xref=ChEBI:CHEBI:57540;
CC Evidence={ECO:0000256|ARBA:ARBA00001911,
CC ECO:0000256|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:0000256|ARBA:ARBA00004661, ECO:0000256|HAMAP-Rule:MF_00110}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|HAMAP-Rule:MF_00110}.
CC -!- SIMILARITY: Belongs to the sugar phosphate cyclases superfamily.
CC Dehydroquinate synthase family. {ECO:0000256|ARBA:ARBA00005412,
CC ECO:0000256|HAMAP-Rule:MF_00110}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00110}.
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DR EMBL; JH611164; EJP73902.1; -; Genomic_DNA.
DR AlphaFoldDB; J4V643; -.
DR HOGENOM; CLU_001201_0_1_6; -.
DR UniPathway; UPA00053; UER00085.
DR Proteomes; UP000010116; Unassembled WGS sequence.
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:0008652; P:amino acid biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009073; P:aromatic amino acid family biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0009423; P:chorismate biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd08195; DHQS; 1.
DR Gene3D; 3.40.50.1970; -; 1.
DR Gene3D; 1.20.1090.10; Dehydroquinate synthase-like - alpha domain; 1.
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 NCBIfam; TIGR01357; aroB; 1.
DR PANTHER; PTHR43622; 3-DEHYDROQUINATE SYNTHASE; 1.
DR PANTHER; PTHR43622:SF7; 3-DEHYDROQUINATE SYNTHASE, CHLOROPLASTIC; 1.
DR Pfam; PF01761; DHQ_synthase; 1.
DR PIRSF; PIRSF001455; DHQ_synth; 1.
DR SUPFAM; SSF56796; Dehydroquinate synthase-like; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_00110};
KW Aromatic amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023141,
KW ECO:0000256|HAMAP-Rule:MF_00110};
KW Cobalt {ECO:0000256|ARBA:ARBA00023285, ECO:0000256|HAMAP-Rule:MF_00110};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00110};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_00110};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00110};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_00110};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00110}; Reference proteome {ECO:0000313|Proteomes:UP000010116};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00110}.
FT DOMAIN 68..324
FT /note="3-dehydroquinate synthase"
FT /evidence="ECO:0000259|Pfam:PF01761"
FT BINDING 105..109
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 129..130
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 142
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 151
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 184
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 247
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 264
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
SQ SEQUENCE 355 AA; 39408 MW; 4967FC9D21476DB9 CRC64;
MAKVIKVGKK DSQYDVHIFN KNINKASLIK ALKSNSKVLI ITDSGIPKRY LNDLKFILRP
LKKLYVQEIP QGESSKSYSS LMLIHEKLST YKFDRSDCIL AFGGGVVGDL AGFAASTYLR
GIDYIQVPTT LLSQVDSSVG GKTAINIDAG KNLVGAFYNP KCVLINIDYL NSLSDKQFLS
GMAEVAKYAY IGNKKIKKII ESEAIKIKNK NTHTLSMLIE ESIKTKARIV TKDEKESGVR
AILNFGHTFG HAIEAKNKFN LISHGQAVAY GMVIAGKISL LEGLINEKYL NTLITNLSNI
GLDTDISKFK YQELKKYIEN DKKVSEGKLN LILIDNRKAF KTNKFNPKNL QAALS
//