AROQ_FUSNN
ID AROQ_FUSNN Reviewed; 147 AA.
AC Q8RH64;
DT 15-NOV-2002, integrated into UniProtKB/Swiss-Prot.
DT 01-JUN-2002, sequence version 1.
DT 03-AUG-2022, entry version 99.
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=FN0046;
OS Fusobacterium nucleatum subsp. nucleatum (strain ATCC 25586 / DSM 15643 /
OS BCRC 10681 / CIP 101130 / JCM 8532 / KCTC 2640 / LMG 13131 / VPI 4355).
OC Bacteria; Fusobacteria; Fusobacteriales; Fusobacteriaceae; Fusobacterium.
OX NCBI_TaxID=190304;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 25586 / DSM 15643 / BCRC 10681 / CIP 101130 / JCM 8532 / KCTC
RC 2640 / LMG 13131 / VPI 4355;
RX PubMed=11889109; DOI=10.1128/jb.184.7.2005-2018.2002;
RA Kapatral V., Anderson I., Ivanova N., Reznik G., Los T., Lykidis A.,
RA Bhattacharyya A., Bartman A., Gardner W., Grechkin G., Zhu L., Vasieva O.,
RA Chu L., Kogan Y., Chaga O., Goltsman E., Bernal A., Larsen N., D'Souza M.,
RA Walunas T., Pusch G., Haselkorn R., Fonstein M., Kyrpides N.C.,
RA Overbeek R.;
RT "Genome sequence and analysis of the oral bacterium Fusobacterium nucleatum
RT strain ATCC 25586.";
RL J. Bacteriol. 184:2005-2018(2002).
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; AE009951; AAL94259.1; -; Genomic_DNA.
DR RefSeq; NP_602960.1; NC_003454.1.
DR AlphaFoldDB; Q8RH64; -.
DR SMR; Q8RH64; -.
DR STRING; 190304.FN0046; -.
DR EnsemblBacteria; AAL94259; AAL94259; FN0046.
DR KEGG; fnu:FN0046; -.
DR PATRIC; fig|190304.8.peg.639; -.
DR eggNOG; COG0757; Bacteria.
DR HOGENOM; CLU_090968_3_0_0; -.
DR InParanoid; Q8RH64; -.
DR OMA; AYTHYSY; -.
DR BioCyc; FNUC190304:G1FZS-659-MON; -.
DR UniPathway; UPA00053; UER00086.
DR Proteomes; UP000002521; Chromosome.
DR GO; GO:0003855; F:3-dehydroquinate dehydratase activity; IBA:GO_Central.
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 GO; GO:0019631; P:quinate catabolic process; IBA:GO_Central.
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..147
FT /note="3-dehydroquinate dehydratase"
FT /id="PRO_0000159899"
FT ACT_SITE 22
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 17
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00169"
SQ SEQUENCE 147 AA; 16652 MW; 166B094F4A5FB50A CRC64;
MKIMVINGPN LNMLGIREKN IYGTFSYDDL CKYIKDYPEY KDKNIEFEFL QSNVEGEIVN
FIQEAYSKKY DGIILNAGGY THTSVAIHDA IKAVSIPTVE VHISNIHARE DFRKVCVTSP
ACIGQITGLG KLGYILAVVY LIEYYNK
