AROB_SYMTH
ID AROB_SYMTH Reviewed; 358 AA.
AC Q67N10;
DT 04-APR-2006, integrated into UniProtKB/Swiss-Prot.
DT 11-OCT-2004, sequence version 1.
DT 03-AUG-2022, entry version 106.
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}; OrderedLocusNames=STH1948;
OS Symbiobacterium thermophilum (strain T / IAM 14863).
OC Bacteria; Firmicutes; Clostridia; Eubacteriales; Symbiobacteriaceae;
OC Symbiobacterium.
OX NCBI_TaxID=292459;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=T / IAM 14863;
RX PubMed=15383646; DOI=10.1093/nar/gkh830;
RA Ueda K., Yamashita A., Ishikawa J., Shimada M., Watsuji T., Morimura K.,
RA Ikeda H., Hattori M., Beppu T.;
RT "Genome sequence of Symbiobacterium thermophilum, an uncultivable bacterium
RT that depends on microbial commensalism.";
RL Nucleic Acids Res. 32:4937-4944(2004).
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}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AP006840; BAD40933.1; -; Genomic_DNA.
DR RefSeq; WP_011196075.1; NC_006177.1.
DR AlphaFoldDB; Q67N10; -.
DR SMR; Q67N10; -.
DR STRING; 292459.STH1948; -.
DR EnsemblBacteria; BAD40933; BAD40933; STH1948.
DR KEGG; sth:STH1948; -.
DR eggNOG; COG0337; Bacteria.
DR HOGENOM; CLU_001201_0_2_9; -.
DR OMA; ARAHFIG; -.
DR OrthoDB; 1677032at2; -.
DR UniPathway; UPA00053; UER00085.
DR Proteomes; UP000000417; 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: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;
KW Reference proteome; Zinc.
FT CHAIN 1..358
FT /note="3-dehydroquinate synthase"
FT /id="PRO_0000231136"
FT BINDING 102..106
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 126..127
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 139
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 148
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 181
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 244
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT BINDING 260
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
SQ SEQUENCE 358 AA; 38345 MW; 427330F9C1A93942 CRC64;
MELGEERYPI YVGAGLMAQL GALVRRHLPE TRRALLVTDA NVAPLYGEAA RAALEQAGIT
TARVTVPAGE ASKSLSQAYS LYSSCVRAEL DRTSAVVALG GGVVGDLAGF VAATYLRGIP
LVQVPTTLLA QVDSSIGGKT GVDLPQGKNL VGAFHQPSLV VADVETLKSL PRRELSAGMA
EVVKHGVIRD EEFLKYVEVQ VGNVLAGDPA VLERVVAESC RIKAEVVAAD PREKGLRAIL
NFGHTVGHAL EAAIGFRWLH GECVAVGMVA AAHIARHSGI AQEGRLELRL TRLLERLDLP
TTLPEGMDPK DLEPFLRRDK KIKSGVIHWV MPVRPGEVVV TPDVSPDAIR WGLEALRR
