ID   AROB_STRPM              Reviewed;         357 AA.
AC   Q48S61;
DT   04-APR-2006, integrated into UniProtKB/Swiss-Prot.
DT   04-APR-2006, sequence version 2.
DT   03-AUG-2022, entry version 91.
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=M28_Spy1339;
OS   Streptococcus pyogenes serotype M28 (strain MGAS6180).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=319701;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MGAS6180;
RX   PubMed=16088825; DOI=10.1086/430618;
RA   Green N.M., Zhang S., Porcella S.F., Nagiec M.J., Barbian K.D., Beres S.B.,
RA   Lefebvre R.B., Musser J.M.;
RT   "Genome sequence of a serotype M28 strain of group A Streptococcus:
RT   potential new insights into puerperal sepsis and bacterial disease
RT   specificity.";
RL   J. Infect. Dis. 192:760-770(2005).
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   -!- SEQUENCE CAUTION:
CC       Sequence=AAX72449.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; CP000056; AAX72449.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_010922517.1; NC_007296.2.
DR   AlphaFoldDB; Q48S61; -.
DR   SMR; Q48S61; -.
DR   EnsemblBacteria; AAX72449; AAX72449; M28_Spy1339.
DR   KEGG; spb:M28_Spy1339; -.
DR   HOGENOM; CLU_001201_0_1_9; -.
DR   UniPathway; UPA00053; UER00085.
DR   Proteomes; UP000009292; 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; Zinc.
FT   CHAIN           1..357
FT                   /note="3-dehydroquinate synthase"
FT                   /id="PRO_0000231133"
FT   BINDING         104..108
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         128..129
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         141
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         168..171
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         183
FT                   /ligand="Zn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29105"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00110"
FT   BINDING         243
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   357 AA;  40359 MW;  FDE8401C817F041F CRC64;
     MPQTLHVHSR VKDYDILFTD HVLKTLADCL GERKQRKLLF ITDQTVYHLY QTLFEEFAQQ
     YNAFVHVCPP GGQSKSLERV SAIYDQLIAE NFSKKDMIVT IGGGVVGDLG GFVAATYYRG
     IPYIQIPTTL LSQVDSSIGG KVGVHFKGLT NMIGSIYPPE AIIISTTFLE TLPQREFSCG
     ISEMLKIGFI HDRPLFQQLR DFQKETDKQG LERLIYQSIS NKKRIVEQDE FENGLRMSLN
     FGHTLGHAIE SLCHHDFYHH GEAIAIGMVV DAKLAVSKGL LPKEDLDSLL QVFERYQLPT
     TLERADVSAT SLFDVFKTDK KNSEQHIIFI LPTETGFTTL AINKDDHQFV EKLDSLL