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AROQ_ACIBY
ID   AROQ_ACIBY              Reviewed;         151 AA.
AC   B0V732;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   08-APR-2008, sequence version 1.
DT   03-AUG-2022, entry version 76.
DE   RecName: Full=3-dehydroquinate dehydratase {ECO:0000255|HAMAP-Rule:MF_00169};
DE            Short=3-dehydroquinase {ECO:0000255|HAMAP-Rule:MF_00169};
DE            EC=4.2.1.10 {ECO:0000255|HAMAP-Rule:MF_00169};
DE   AltName: Full=Type II DHQase {ECO:0000255|HAMAP-Rule:MF_00169};
GN   Name=aroQ {ECO:0000255|HAMAP-Rule:MF_00169}; OrderedLocusNames=ABAYE1539;
OS   Acinetobacter baumannii (strain AYE).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC   Acinetobacter; Acinetobacter calcoaceticus/baumannii complex.
OX   NCBI_TaxID=509173;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=AYE;
RX   PubMed=18350144; DOI=10.1371/journal.pone.0001805;
RA   Vallenet D., Nordmann P., Barbe V., Poirel L., Mangenot S., Bataille E.,
RA   Dossat C., Gas S., Kreimeyer A., Lenoble P., Oztas S., Poulain J.,
RA   Segurens B., Robert C., Abergel C., Claverie J.-M., Raoult D., Medigue C.,
RA   Weissenbach J., Cruveiller S.;
RT   "Comparative analysis of Acinetobacters: three genomes for three
RT   lifestyles.";
RL   PLoS ONE 3:E1805-E1805(2008).
CC   -!- FUNCTION: Catalyzes a trans-dehydration via an enolate intermediate.
CC       {ECO:0000255|HAMAP-Rule:MF_00169}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=3-dehydroquinate = 3-dehydroshikimate + H2O;
CC         Xref=Rhea:RHEA:21096, ChEBI:CHEBI:15377, ChEBI:CHEBI:16630,
CC         ChEBI:CHEBI:32364; EC=4.2.1.10; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_00169};
CC   -!- PATHWAY: Metabolic intermediate biosynthesis; chorismate biosynthesis;
CC       chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step
CC       3/7. {ECO:0000255|HAMAP-Rule:MF_00169}.
CC   -!- SUBUNIT: Homododecamer. {ECO:0000255|HAMAP-Rule:MF_00169}.
CC   -!- SIMILARITY: Belongs to the type-II 3-dehydroquinase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00169}.
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DR   EMBL; CU459141; CAM86438.1; -; Genomic_DNA.
DR   RefSeq; WP_000099412.1; NC_010410.1.
DR   AlphaFoldDB; B0V732; -.
DR   SMR; B0V732; -.
DR   EnsemblBacteria; CAM86438; CAM86438; ABAYE1539.
DR   GeneID; 60879183; -.
DR   GeneID; 66396867; -.
DR   KEGG; aby:ABAYE1539; -.
DR   HOGENOM; CLU_090968_1_0_6; -.
DR   OMA; AYTHYSY; -.
DR   UniPathway; UPA00053; UER00086.
DR   Proteomes; UP000002446; Chromosome.
DR   GO; GO:0003855; F:3-dehydroquinate dehydratase activity; IEA:UniProtKB-UniRule.
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   CDD; cd00466; DHQase_II; 1.
DR   Gene3D; 3.40.50.9100; -; 1.
DR   HAMAP; MF_00169; AroQ; 1.
DR   InterPro; IPR001874; DHquinase_II.
DR   InterPro; IPR018509; DHquinase_II_CS.
DR   InterPro; IPR036441; DHquinase_II_sf.
DR   PANTHER; PTHR21272; PTHR21272; 1.
DR   Pfam; PF01220; DHquinase_II; 1.
DR   PIRSF; PIRSF001399; DHquinase_II; 1.
DR   SUPFAM; SSF52304; SSF52304; 1.
DR   TIGRFAMs; TIGR01088; aroQ; 1.
DR   PROSITE; PS01029; DEHYDROQUINASE_II; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Aromatic amino acid biosynthesis; Lyase.
FT   CHAIN           1..151
FT                   /note="3-dehydroquinate dehydratase"
FT                   /id="PRO_1000097588"
FT   ACT_SITE        24
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT   ACT_SITE        102
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT   BINDING         76
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT   BINDING         82
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT   BINDING         89
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT   BINDING         103..104
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT   BINDING         113
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT   SITE            19
FT                   /note="Transition state stabilizer"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
SQ   SEQUENCE   151 AA;  16470 MW;  E831E38D4581759D CRC64;
     MSSTILVIHG PNLNLLGKRE PEVYGHLTLD NINQQLIAQA EQASITLDTF QSNWEGAIVD
     RIHQAQTEGV KLIIINPAAL THTSVALRDA LLGVAIPFIE VHLSNVHARE AFRHHSYLSD
     KAIGVICGLG AKGYSFALDY AIEKIQPSNP N
 
 
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