AROQ_JANMA
ID AROQ_JANMA Reviewed; 145 AA.
AC A6T2B3;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 21-AUG-2007, sequence version 1.
DT 03-AUG-2022, entry version 75.
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=mma_2970;
OS Janthinobacterium sp. (strain Marseille) (Minibacterium massiliensis).
OC Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC Oxalobacteraceae; Janthinobacterium.
OX NCBI_TaxID=375286;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Marseille;
RX PubMed=17722982; DOI=10.1371/journal.pgen.0030138;
RA Audic S., Robert C., Campagna B., Parinello H., Claverie J.-M., Raoult D.,
RA Drancourt M.;
RT "Genome analysis of Minibacterium massiliensis highlights the convergent
RT evolution of water-living bacteria.";
RL PLoS Genet. 3:1454-1463(2007).
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; CP000269; ABR89048.1; -; Genomic_DNA.
DR RefSeq; WP_012080819.1; NC_009659.1.
DR AlphaFoldDB; A6T2B3; -.
DR SMR; A6T2B3; -.
DR STRING; 375286.mma_2970; -.
DR EnsemblBacteria; ABR89048; ABR89048; mma_2970.
DR KEGG; mms:mma_2970; -.
DR eggNOG; COG0757; Bacteria.
DR HOGENOM; CLU_090968_1_0_4; -.
DR OMA; AYTHYSY; -.
DR OrthoDB; 1872106at2; -.
DR BioCyc; JSP375286:MMA_RS15395-MON; -.
DR UniPathway; UPA00053; UER00086.
DR Proteomes; UP000006388; 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;
KW Reference proteome.
FT CHAIN 1..145
FT /note="3-dehydroquinate dehydratase"
FT /id="PRO_1000023479"
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 145 AA; 15266 MW; 0753A4CEEE4A5482 CRC64;
MAKNILLLNG PNLNLLGSRE PEVYGATTLA DVERAASEQV AQAGAKLTTF QSNHEGALID
RIQAAKKEGI DAIVINPGGL THTSVSLRDA LAAVAIPFVE IHVSNIHQRE AFRHHSYLSG
IAVGVICGLG TEGYAAAISF ALKKL
