ID D0RQ52_9PROT Unreviewed; 370 AA.
AC D0RQ52;
DT 15-DEC-2009, integrated into UniProtKB/TrEMBL.
DT 15-DEC-2009, sequence version 1.
DT 24-JAN-2024, entry version 69.
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 ORFNames=HIMB114_00009400 {ECO:0000313|EMBL:EMH80543.1};
OS alpha proteobacterium HIMB114.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Candidatus Pelagibacterales;
OC Candidatus Pelagibacteraceae.
OX NCBI_TaxID=684719 {ECO:0000313|EMBL:EMH80543.1, ECO:0000313|Proteomes:UP000033990};
RN [1] {ECO:0000313|EMBL:EMH80543.1, ECO:0000313|Proteomes:UP000033990}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HIMB114 {ECO:0000313|EMBL:EMH80543.1,
RC ECO:0000313|Proteomes:UP000033990};
RA Rappe M., Ferriera S., Johnson J., Kravitz S., Beeson K., Sutton G.,
RA Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL Submitted (OCT-2009) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:EMH80543.1, ECO:0000313|Proteomes:UP000033990}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HIMB114 {ECO:0000313|EMBL:EMH80543.1,
RC ECO:0000313|Proteomes:UP000033990};
RA Grote J., Thrash C., Huggett M.J., Landry Z., Carini P., Giovannoni S.J.,
RA Rappe M.S., Brinkac L., Kim M., Beeson K., Ferriera S., Sutton G.,
RA Friedman R., Venter J.C.;
RL Submitted (SEP-2012) to the EMBL/GenBank/DDBJ databases.
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: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EMH80543.1}.
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DR EMBL; ADAC02000001; EMH80543.1; -; Genomic_DNA.
DR AlphaFoldDB; D0RQ52; -.
DR STRING; 684719.HIMB114_00009400; -.
DR eggNOG; COG0337; Bacteria.
DR OrthoDB; 9806583at2; -.
DR UniPathway; UPA00053; UER00085.
DR Proteomes; UP000033990; Unassembled WGS sequence.
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}; Reference proteome {ECO:0000313|Proteomes:UP000033990};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00110}.
FT DOMAIN 67..330
FT /note="3-dehydroquinate synthase"
FT /evidence="ECO:0000259|Pfam:PF01761"
FT BINDING 71..76
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 105..109
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 129..130
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 142
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 151
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 169..172
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 184
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 248
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
FT BINDING 266
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00110"
SQ SEQUENCE 370 AA; 41943 MW; 92761C9F7CE44FBB CRC64;
MKTLIVKTSS KKYPIYIGQN ILSKFSFFKK KHLKNTKNIL IVSSKKIPKK YMLSLKKNTK
GIKYYTIILP DGEVIKQDQF LIKIINLLSK CNFGRNDCVI AVGGGVIGDL AGFASSIFKR
GINFVQVPTT LLSQVDSSVG GKTGINNNFG KNLVGTFFQP NFVLIDIDTL NTLPRREMIA
GFAEVLKYSL ILDKKFFNWL NKNGKKIINK KSKNLLTDAI YTSCKHKAYV VKKDEKEKNL
RAILNFGHTF AHAIETVTGY SKKIIHGEAV LIGMAVASRL SNQMGYLKRH ELESILSLYQ
KLKLNFQYKK FVNSKNIKKV FQIMNNDKKS DGKKIKIILL KKIGLSIIKE TTLKKTFIPL
IQKDLKDGIY
//
