ID A0A077JF09_9CYAN Unreviewed; 363 AA.
AC A0A077JF09;
DT 29-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 29-OCT-2014, sequence version 1.
DT 24-JAN-2024, entry version 43.
DE RecName: Full=3-dehydroquinate synthase {ECO:0000256|ARBA:ARBA00017684, ECO:0000256|HAMAP-Rule:MF_00110};
DE Short=DHQS {ECO:0000256|HAMAP-Rule:MF_00110};
DE EC=4.2.3.4 {ECO:0000256|ARBA:ARBA00013031, ECO:0000256|HAMAP-Rule:MF_00110};
GN Name=aroB {ECO:0000256|HAMAP-Rule:MF_00110,
GN ECO:0000313|EMBL:BAP17795.1};
GN ORFNames=ETSB_1005 {ECO:0000313|EMBL:BAP17795.1};
OS cyanobacterium endosymbiont of Epithemia turgida isolate EtSB Lake Yunoko.
OC Bacteria; Cyanobacteriota.
OX NCBI_TaxID=1228987 {ECO:0000313|EMBL:BAP17795.1, ECO:0000313|Proteomes:UP000031625};
RN [1] {ECO:0000313|EMBL:BAP17795.1, ECO:0000313|Proteomes:UP000031625}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ETSB Lake Yunoko {ECO:0000313|EMBL:BAP17795.1};
RX PubMed=25049384; DOI=10.1073/pnas.1405222111;
RA Nakayama T., Kamikawa R., Tanifuji G., Kashiyama Y., Ohkouchi N.,
RA Archibald J.M., Inagaki Y.;
RT "Complete genome of a nonphotosynthetic cyanobacterium in a diatom reveals
RT recent adaptations to an intracellular lifestyle.";
RL Proc. Natl. Acad. Sci. U.S.A. 111:11407-11412(2014).
CC -!- FUNCTION: Catalyzes the conversion of 3-deoxy-D-arabino-heptulosonate
CC 7-phosphate (DAHP) to dehydroquinate (DHQ).
CC {ECO:0000256|ARBA:ARBA00003485, ECO:0000256|HAMAP-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:0000256|ARBA:ARBA00001393, ECO:0000256|HAMAP-
CC Rule:MF_00110};
CC -!- COFACTOR:
CC Name=Co(2+); Xref=ChEBI:CHEBI:48828;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00110};
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00110};
CC Note=Binds 1 divalent metal cation per subunit. Can use either Co(2+)
CC or Zn(2+). {ECO:0000256|HAMAP-Rule:MF_00110};
CC -!- COFACTOR:
CC Name=NAD(+); Xref=ChEBI:CHEBI:57540;
CC Evidence={ECO:0000256|ARBA:ARBA00001911,
CC ECO:0000256|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:0000256|ARBA:ARBA00004661, ECO:0000256|HAMAP-Rule:MF_00110}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|HAMAP-Rule:MF_00110}.
CC -!- SIMILARITY: Belongs to the sugar phosphate cyclases superfamily.
CC Dehydroquinate synthase family. {ECO:0000256|ARBA:ARBA00005412,
CC ECO:0000256|HAMAP-Rule:MF_00110}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00110}.
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DR EMBL; AP012549; BAP17795.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A077JF09; -.
DR STRING; 1228987.ETSB_1005; -.
DR KEGG; ceo:ETSB_1005; -.
DR HOGENOM; CLU_001201_0_2_3; -.
DR UniPathway; UPA00053; UER00085.
DR Proteomes; UP000031625; Chromosome.
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:0008652; P:amino acid biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009073; P:aromatic amino acid family biosynthetic process; IEA:UniProtKB-UniRule.
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 HAMAP; MF_00110; DHQ_synthase; 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 {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_00110};
KW Aromatic amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023141,
KW ECO:0000256|HAMAP-Rule:MF_00110};
KW Cobalt {ECO:0000256|ARBA:ARBA00023285, ECO:0000256|HAMAP-Rule:MF_00110};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00110};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_00110};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00110};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_00110};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00110};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00110}.
FT DOMAIN 71..330
FT /note="3-dehydroquinate synthase"
FT /evidence="ECO:0000259|Pfam:PF01761"
FT BINDING 74..79
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 108..112
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 132..133
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 145
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 154
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 187
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 252
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 269
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
SQ SEQUENCE 363 AA; 40093 MW; F5C5082D12925E07 CRC64;
MISSILEVKL PHASYQVVIG SNILSKLGSY LERLDLGQKI LLISNPEIFD YYGDILVESL
TKSGFEVFKH LIPSGEPYKT LDMIARVYDT ALKNRFERSS TMVALGGGVI GDMTGFAAAT
WLRGINFVQV PTSLLGMVDA SIGGKTGVNH PQGKNLIGAF YQPRLVFIDT FLLKTLPVRE
FRAGMAEVIK YGIIWDQDLF SQLEEATVLD NLDSLSQELL QTILTRSCQA KINVVSKDEK
EAELRAILNY GHTIGHAIES LTGYGIINHG EAVGMGMVAA GKIAVKLRLW TEQEAGRQDN
LIAKVKLPTA FPEMLKIDEV INVLRTDKKV KASKVRFILP TEIGKVIISD NVSSEVIREC
LFF
//
