AROB_CHLT2
ID AROB_CHLT2 Reviewed; 373 AA.
AC B0B7T8;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 26-FEB-2008, sequence version 1.
DT 03-AUG-2022, entry version 82.
DE RecName: Full=3-dehydroquinate synthase {ECO:0000250|UniProtKB:P07639};
DE Short=DHQS {ECO:0000250|UniProtKB:P07639};
DE EC=4.2.3.4 {ECO:0000250|UniProtKB:P07639};
GN Name=aroB {ECO:0000250|UniProtKB:P07639}; OrderedLocusNames=CTL0623;
OS Chlamydia trachomatis serovar L2 (strain 434/Bu / ATCC VR-902B).
OC Bacteria; Chlamydiae; Chlamydiales; Chlamydiaceae;
OC Chlamydia/Chlamydophila group; Chlamydia.
OX NCBI_TaxID=471472;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=434/Bu / ATCC VR-902B;
RX PubMed=18032721; DOI=10.1101/gr.7020108;
RA Thomson N.R., Holden M.T.G., Carder C., Lennard N., Lockey S.J., Marsh P.,
RA Skipp P., O'Connor C.D., Goodhead I., Norbertzcak H., Harris B., Ormond D.,
RA Rance R., Quail M.A., Parkhill J., Stephens R.S., Clarke I.N.;
RT "Chlamydia trachomatis: genome sequence analysis of lymphogranuloma
RT venereum isolates.";
RL Genome Res. 18:161-171(2008).
CC -!- FUNCTION: Catalyzes the conversion of 3-deoxy-D-arabino-heptulosonate
CC 7-phosphate (DAHP) to dehydroquinate (DHQ).
CC {ECO:0000250|UniProtKB:P07639}.
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:0000250|UniProtKB:P07639};
CC -!- COFACTOR:
CC Name=NAD(+); Xref=ChEBI:CHEBI:57540;
CC Evidence={ECO:0000250|UniProtKB:P07639};
CC -!- COFACTOR:
CC Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC Evidence={ECO:0000250|UniProtKB:P07639};
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000250|UniProtKB:P07639};
CC Note=Binds 1 divalent metal cation per subunit. Can use either Co(2+)
CC or Zn(2+). {ECO:0000250|UniProtKB:P07639};
CC -!- PATHWAY: Metabolic intermediate biosynthesis; chorismate biosynthesis;
CC chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step
CC 2/7. {ECO:0000250|UniProtKB:P07639}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250|UniProtKB:P07639}.
CC -!- SIMILARITY: Belongs to the sugar phosphate cyclases superfamily.
CC Dehydroquinate synthase family. {ECO:0000305}.
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DR EMBL; AM884176; CAP04064.1; -; Genomic_DNA.
DR RefSeq; WP_009873761.1; NC_010287.1.
DR RefSeq; YP_001654698.1; NC_010287.1.
DR AlphaFoldDB; B0B7T8; -.
DR SMR; B0B7T8; -.
DR EnsemblBacteria; CAP04064; CAP04064; CTL0623.
DR KEGG; ctb:CTL0623; -.
DR PATRIC; fig|471472.4.peg.672; -.
DR HOGENOM; CLU_001201_0_1_0; -.
DR OMA; YGVIWDA; -.
DR UniPathway; UPA00053; UER00085.
DR Proteomes; UP000000795; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0003856; F:3-dehydroquinate synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0000166; F:nucleotide binding; IEA:UniProtKB-KW.
DR GO; GO:0009073; P:aromatic amino acid family biosynthetic process; IEA:UniProtKB-KW.
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 InterPro; IPR016037; DHQ_synth_AroB.
DR InterPro; IPR030963; DHQ_synth_fam.
DR InterPro; IPR030960; DHQS/DOIS.
DR Pfam; PF01761; DHQ_synthase; 1.
DR PIRSF; PIRSF001455; DHQ_synth; 1.
DR TIGRFAMs; TIGR01357; aroB; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis; Aromatic amino acid biosynthesis; Cobalt;
KW Cytoplasm; Lyase; Metal-binding; NAD; Nucleotide-binding; Zinc.
FT CHAIN 1..373
FT /note="3-dehydroquinate synthase"
FT /id="PRO_1000094486"
FT BINDING 67..72
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 101..105
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 125..126
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 138
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 147
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000250|UniProtKB:Q6GGU4"
FT BINDING 180
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 240
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 256
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
SQ SEQUENCE 373 AA; 41183 MW; AE295B35233F21B4 CRC64;
MIELVTDSPH PIHLVDSLQN PKLFASLSTD FPLIFITNTK LNTLILPPLL DLARSLGFSV
ETLTIPEGEE TKTGDTFLSL HQQLTDLNVP RQATLIGVGG GVILDIAGFV AATHCRGMPF
IAIPTTLVAM IDASIGGKNG INLNHIKNRI GSFYLPKAVW ICPRKLSFLP QQELHHGIAE
CIKHAYIADS AILPLLQDPN ALKKEDKLSL LIKKNCLCKA SVVQQDVRDY AKRQILNFGH
TLGHALEMLF IGKIPHSCAI SVGMVLETKL SLSLGVARSP AILHSLIQDL LRYQLPVSLK
DLYMRAQIPP HNCDQILSAL TYDKKKQNTP LPPFVMIEEI GLAASFDGRF CQTISKHILT
KVLEEEFYAM HNN
