ID   AROB_CERSK              Reviewed;         370 AA.
AC   B9KSJ9;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 73.
DE   RecName: Full=3-dehydroquinate synthase {ECO:0000255|HAMAP-Rule:MF_00110};
DE            Short=DHQS {ECO:0000255|HAMAP-Rule:MF_00110};
DE            EC=4.2.3.4 {ECO:0000255|HAMAP-Rule:MF_00110};
GN   Name=aroB {ECO:0000255|HAMAP-Rule:MF_00110};
GN   OrderedLocusNames=RSKD131_1146;
OS   Cereibacter sphaeroides (strain KD131 / KCTC 12085) (Rhodobacter
OS   sphaeroides).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodobacterales;
OC   Rhodobacteraceae; Cereibacter.
OX   NCBI_TaxID=557760;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=KD131 / KCTC 12085;
RX   PubMed=19028901; DOI=10.1128/jb.01565-08;
RA   Lim S.-K., Kim S.J., Cha S.H., Oh Y.-K., Rhee H.-J., Kim M.-S., Lee J.K.;
RT   "Complete genome sequence of Rhodobacter sphaeroides KD131.";
RL   J. Bacteriol. 191:1118-1119(2009).
CC   -!- FUNCTION: Catalyzes the conversion of 3-deoxy-D-arabino-heptulosonate
CC       7-phosphate (DAHP) to dehydroquinate (DHQ). {ECO:0000255|HAMAP-
CC       Rule:MF_00110}.
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:0000255|HAMAP-Rule:MF_00110};
CC   -!- COFACTOR:
CC       Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00110};
CC       Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00110};
CC       Note=Binds 1 divalent metal cation per subunit. Can use either Co(2+)
CC       or Zn(2+). {ECO:0000255|HAMAP-Rule:MF_00110};
CC   -!- COFACTOR:
CC       Name=NAD(+); Xref=ChEBI:CHEBI:57540;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00110};
CC   -!- PATHWAY: Metabolic intermediate biosynthesis; chorismate biosynthesis;
CC       chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step
CC       2/7. {ECO:0000255|HAMAP-Rule:MF_00110}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00110}.
CC   -!- SIMILARITY: Belongs to the sugar phosphate cyclases superfamily.
CC       Dehydroquinate synthase family. {ECO:0000255|HAMAP-Rule:MF_00110}.
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DR   EMBL; CP001150; ACM01006.1; -; Genomic_DNA.
DR   RefSeq; WP_015920549.1; NC_011963.1.
DR   AlphaFoldDB; B9KSJ9; -.
DR   SMR; B9KSJ9; -.
DR   EnsemblBacteria; ACM01006; ACM01006; RSKD131_1146.
DR   GeneID; 67446574; -.
DR   KEGG; rsk:RSKD131_1146; -.
DR   HOGENOM; CLU_001201_0_2_5; -.
DR   OMA; YGVIWDA; -.
DR   UniPathway; UPA00053; UER00085.
DR   Proteomes; UP000001597; Chromosome 1.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0003856; F:3-dehydroquinate synthase activity; IEA:UniProtKB-UniRule.
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-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   HAMAP; MF_00110; DHQ_synthase; 1.
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..370
FT                   /note="3-dehydroquinate synthase"
FT                   /id="PRO_1000119087"
FT   BINDING         108..112
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         132..133
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         145
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         154
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         187
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         249
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         267
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
SQ   SEQUENCE   370 AA;  39410 MW;  A981C48F56548DA8 CRC64;
     MTVDAVRVEL GARAYEVRIG PGLIARAGAE IAPLLRRPKV AILTDETVAG LHLDPFRQAL
     VEAGIASSAL ALPAGEATKG WPQFARAVEW LLEEKVERRD VVVALGGGVI GDLAGFAAAV
     LRRGVRFVQV PTTLLAQVDS SVGGKTGINT AQGKNLVGAF HQPSLVLADI GVLETLPPRD
     FRAGYGEVVK YGLLGDADFY EWLEGAGPRL AADAEARQRA VRRSVEMKAE IVARDETEEG
     DRALLNLGHT FCHALEKATG YSDRLLHGEG VAIGCALAFE LSQRLGLCAQ EAPSRLRAHL
     RAMGMKVDLR DIPGDLPSAE ALLALMAQDK KVVDGKLRFI LARGIGQAFV ADDVPGDVVR
     ALLEDALAER