ID A0A168Y9S0_9PROT Unreviewed; 381 AA.
AC A0A168Y9S0;
DT 06-JUL-2016, integrated into UniProtKB/TrEMBL.
DT 06-JUL-2016, sequence version 1.
DT 24-JAN-2024, entry version 37.
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=A6A40_11780 {ECO:0000313|EMBL:ANC92521.1};
OS Azospirillum humicireducens.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodospirillales;
OC Azospirillaceae; Azospirillum.
OX NCBI_TaxID=1226968 {ECO:0000313|EMBL:ANC92521.1, ECO:0000313|Proteomes:UP000077405};
RN [1] {ECO:0000313|EMBL:ANC92521.1, ECO:0000313|Proteomes:UP000077405}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SgZ-5 {ECO:0000313|EMBL:ANC92521.1,
RC ECO:0000313|Proteomes:UP000077405};
RX PubMed=23264502; DOI=10.1099/ijs.0.046813-0;
RA Zhou S., Han L., Wang Y., Yang G., Zhuang L., Hu P.;
RT "Azospirillum humicireducens sp. nov., a nitrogen-fixing bacterium isolated
RT from a microbial fuel cell.";
RL Int. J. Syst. Evol. Microbiol. 63:2618-2624(2013).
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; CP015285; ANC92521.1; -; Genomic_DNA.
DR RefSeq; WP_063635573.1; NZ_CP015285.1.
DR AlphaFoldDB; A0A168Y9S0; -.
DR STRING; 1226968.A6A40_11780; -.
DR KEGG; ahu:A6A40_11780; -.
DR OrthoDB; 9806583at2; -.
DR UniPathway; UPA00053; UER00085.
DR Proteomes; UP000077405; 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: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};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00110}.
FT DOMAIN 80..343
FT /note="3-dehydroquinate synthase"
FT /evidence="ECO:0000259|Pfam:PF01761"
FT BINDING 118..122
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 142..143
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 155
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 164
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 182..185
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 197
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 260
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 278
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
SQ SEQUENCE 381 AA; 40026 MW; B2A54BFD1D582F01 CRC64;
MTSISAAPPA ALDTVRLELG ARSYDILVGD GVLADAGERI AAVTRGRAPI VVTDANVAPL
HLDTLNAAML AAGIAPQPAI VLPAGEKTKD FAHFQQLMDD ILGRGIERST ALLALGGGVI
GDITGFAAAS ALRGIDFIQV PTTLLSQVDS SVGGKTGINS RHGKNLIGAF HQPRLVIADT
ATLDTLPRRE VLAGYAEVVK YGLIRQPDFF AWLEQNGRRV VDGDSDARRH AVTVSCRAKA
DIVGVDERES GDRALLNLGH TFGHALEAAT GFGQTLLHGE GVAIGMVLAF DLSVRLGLCP
AEDARRARAH LAEVGLPVRP ADIAGVAWDV DGLVRSMAKD KKVQDGRITF ILADRIGNAF
TRRDVDAAAV RAVLEEAVTP A
//
