AROQ_TERTT
ID AROQ_TERTT Reviewed; 154 AA.
AC C5BP61;
DT 22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT 28-JUL-2009, sequence version 1.
DT 03-AUG-2022, entry version 58.
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=TERTU_3078;
OS Teredinibacter turnerae (strain ATCC 39867 / T7901).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Cellvibrionales;
OC Cellvibrionaceae; Teredinibacter.
OX NCBI_TaxID=377629;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 39867 / T7901;
RX PubMed=19568419; DOI=10.1371/journal.pone.0006085;
RA Yang J.C., Madupu R., Durkin A.S., Ekborg N.A., Pedamallu C.S.,
RA Hostetler J.B., Radune D., Toms B.S., Henrissat B., Coutinho P.M.,
RA Schwarz S., Field L., Trindade-Silva A.E., Soares C.A.G., Elshahawi S.,
RA Hanora A., Schmidt E.W., Haygood M.G., Posfai J., Benner J., Madinger C.,
RA Nove J., Anton B., Chaudhary K., Foster J., Holman A., Kumar S.,
RA Lessard P.A., Luyten Y.A., Slatko B., Wood N., Wu B., Teplitski M.,
RA Mougous J.D., Ward N., Eisen J.A., Badger J.H., Distel D.L.;
RT "The complete genome of Teredinibacter turnerae T7901: an intracellular
RT endosymbiont of marine wood-boring bivalves (shipworms).";
RL PLoS ONE 4:E6085-E6085(2009).
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; CP001614; ACR14185.1; -; Genomic_DNA.
DR RefSeq; WP_015820301.1; NC_012997.1.
DR AlphaFoldDB; C5BP61; -.
DR SMR; C5BP61; -.
DR STRING; 377629.TERTU_3078; -.
DR EnsemblBacteria; ACR14185; ACR14185; TERTU_3078.
DR KEGG; ttu:TERTU_3078; -.
DR eggNOG; COG0757; Bacteria.
DR HOGENOM; CLU_090968_1_0_6; -.
DR OMA; AYTHYSY; -.
DR OrthoDB; 1872106at2; -.
DR UniPathway; UPA00053; UER00086.
DR Proteomes; UP000009080; 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..154
FT /note="3-dehydroquinate dehydratase"
FT /id="PRO_1000203678"
FT ACT_SITE 23
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT ACT_SITE 101
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT BINDING 75
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT BINDING 81
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT BINDING 88
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT BINDING 102..103
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT BINDING 112
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
FT SITE 18
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
SQ SEQUENCE 154 AA; 17288 MW; F6E792F0F132500A CRC64;
MATILVLHGP NLNLLGTREP EIYGRETLAD IDQKLMTLCL ERGHHLHFLQ SNAEYELIDR
IHDARREGVN FIVINPAAFT HTSVALRDAL AGVGIPFVEC HLSNVFSREA FRHHSYFSDI
AVGVVCGFGS QSYELALQAA FNYLDKNKPE QKHS
