ID AROB_CHLAB Reviewed; 379 AA.
AC Q5L5F1;
DT 04-APR-2006, integrated into UniProtKB/Swiss-Prot.
DT 21-JUN-2005, sequence version 1.
DT 27-MAR-2024, entry version 105.
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=CAB693;
OS Chlamydia abortus (strain DSM 27085 / S26/3) (Chlamydophila abortus).
OC Bacteria; Chlamydiota; Chlamydiia; Chlamydiales; Chlamydiaceae;
OC Chlamydia/Chlamydophila group; Chlamydia.
OX NCBI_TaxID=218497;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 27085 / S26/3;
RX PubMed=15837807; DOI=10.1101/gr.3684805;
RA Thomson N.R., Yeats C., Bell K., Holden M.T.G., Bentley S.D.,
RA Livingstone M., Cerdeno-Tarraga A.-M., Harris B., Doggett J., Ormond D.,
RA Mungall K., Clarke K., Feltwell T., Hance Z., Sanders M., Quail M.A.,
RA Price C., Barrell B.G., Parkhill J., Longbottom D.;
RT "The Chlamydophila abortus genome sequence reveals an array of variable
RT proteins that contribute to interspecies variation.";
RL Genome Res. 15:629-640(2005).
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; CR848038; CAH64140.1; -; Genomic_DNA.
DR RefSeq; WP_011097269.1; NC_004552.2.
DR AlphaFoldDB; Q5L5F1; -.
DR SMR; Q5L5F1; -.
DR KEGG; cab:CAB693; -.
DR eggNOG; COG0337; Bacteria.
DR HOGENOM; CLU_001201_0_1_0; -.
DR OrthoDB; 9806583at2; -.
DR UniPathway; UPA00053; UER00085.
DR Proteomes; UP000001012; 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:0008652; P:amino acid biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009073; P:aromatic amino acid family biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009423; P:chorismate biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd08195; DHQS; 1.
DR Gene3D; 3.40.50.1970; -; 1.
DR Gene3D; 1.20.1090.10; Dehydroquinate synthase-like - alpha domain; 1.
DR InterPro; IPR016037; DHQ_synth_AroB.
DR InterPro; IPR030963; DHQ_synth_fam.
DR InterPro; IPR030960; DHQS/DOIS.
DR NCBIfam; TIGR01357; aroB; 1.
DR PANTHER; PTHR43622; 3-DEHYDROQUINATE SYNTHASE; 1.
DR PANTHER; PTHR43622:SF7; 3-DEHYDROQUINATE SYNTHASE, CHLOROPLASTIC; 1.
DR Pfam; PF01761; DHQ_synthase; 1.
DR PIRSF; PIRSF001455; DHQ_synth; 1.
DR SUPFAM; SSF56796; Dehydroquinate synthase-like; 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..379
FT /note="3-dehydroquinate synthase"
FT /id="PRO_0000231078"
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 242
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
FT BINDING 258
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250|UniProtKB:P9WPX9"
SQ SEQUENCE 379 AA; 42485 MW; 551D4CDBBAB75E1C CRC64;
MIENLISHPH HIKLVGDFFN KKLFSSISTD HPLVILTDVQ VAKEILPPIV DFIHSLDYTV
VPLSFPSGEK NKTWETFISL QNQLIDHDIP LGSTMIGIGG GVVLDMVGFL ASTYCRGIPL
FLVPTTMTAM IDACIGGKNG INLRGLKNRL GTFYLPQDVW ICPEFLSTLP KKEWLYGISE
AIKHGCIADA SIWEFLHNYG DMLFSSREIL SEFIKRNCLV KAAIVAKDPH DQHLRKILNF
GHTIAHAIET LSQGCLPHGL AVSVGMMIET KISLESGIMK NPALLEQLHH LSKRFHLPTT
LEELRDLIPQ HLHHEFYDPE NIIHALGYDK KNLSKKAIRM VMMEDAGKAT SCNGIYCTVP
KMAILYEILK SECYAMCNN
//
