ID A0A1H0B9Y2_9GAMM Unreviewed; 368 AA.
AC A0A1H0B9Y2;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 28.
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 ORFNames=SAMN04487951_1054 {ECO:0000313|EMBL:SDN42173.1};
OS Halomonas arcis.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Halomonadaceae; Halomonas.
OX NCBI_TaxID=416873 {ECO:0000313|EMBL:SDN42173.1, ECO:0000313|Proteomes:UP000199677};
RN [1] {ECO:0000313|Proteomes:UP000199677}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CGMCC 1.6494 {ECO:0000313|Proteomes:UP000199677};
RA Varghese N., Submissions S.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
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}.
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DR EMBL; FNII01000005; SDN42173.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1H0B9Y2; -.
DR STRING; 416873.SAMN04487951_1054; -.
DR OrthoDB; 9806583at2; -.
DR UniPathway; UPA00053; UER00085.
DR Proteomes; UP000199677; 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:UP000199677};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00110}.
FT DOMAIN 73..331
FT /note="3-dehydroquinate synthase"
FT /evidence="ECO:0000259|Pfam:PF01761"
FT BINDING 77..82
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 111..115
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 135..136
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 148
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 157
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 175..178
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 190
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 253
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 270
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
SQ SEQUENCE 368 AA; 39354 MW; 110DC2BCECED6807 CRC64;
MTAVDGVQRT LQVALGERSY PIHIGTGLLG KAELLTPYLA GQQVMVVTNE AIAPLYLDKL
CATLPDHLEV RTLVLPDGEQ YKSIEQVSRI WDALLEAGFN RRCTLVALGG GVIGDMVGYA
AAAYQRGVAF IQVPTTLLSQ VDSSVGGKTG VNHPLGKNMI GAFWQPKAVL VDIDTLTTLP
ARELSAGLAE VIKYGLIRDT AFLDWLEVHM SALLAVAPDV IADAIAQSCQ IKADIVAEDE
TEQGVRALLN LGHTFGHAIE AHQGYGNWLH GEAVGAGMAM AATLSQALGW ISTADQARSL
ALIESANLPT HAPANMTSDD FLARMRLDKK NIDARLRLVL LESLGNACVS DAVPASQLKN
LIDCYPRR
//
