Q5XNP0 · ARO1_SCLSC

Function

function

The AROM polypeptide catalyzes 5 consecutive enzymatic reactions in prechorismate polyaromatic amino acid biosynthesis.

Catalytic activity

Cofactor

Zn2+ (UniProtKB | Rhea| CHEBI:29105 )
Note: Binds 2 Zn2+ ions per subunit.

Pathway

Metabolic intermediate biosynthesis; chorismate biosynthesis; chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step 2/7.
Metabolic intermediate biosynthesis; chorismate biosynthesis; chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step 3/7.
Metabolic intermediate biosynthesis; chorismate biosynthesis; chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step 4/7.
Metabolic intermediate biosynthesis; chorismate biosynthesis; chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step 5/7.
Metabolic intermediate biosynthesis; chorismate biosynthesis; chorismate from D-erythrose 4-phosphate and phosphoenolpyruvate: step 6/7.

Features

Showing features for binding site, active site.

TypeIDPosition(s)Description
Binding site49-51NAD+ (UniProtKB | ChEBI)
Binding site86-89NAD+ (UniProtKB | ChEBI)
Binding site117-119NAD+ (UniProtKB | ChEBI)
Binding site122NAD+ (UniProtKB | ChEBI)
Binding site1337-phospho-2-dehydro-3-deoxy-D-arabino-heptonate (UniProtKB | ChEBI)
Binding site142-143NAD+ (UniProtKB | ChEBI)
Binding site1497-phospho-2-dehydro-3-deoxy-D-arabino-heptonate (UniProtKB | ChEBI)
Binding site1557-phospho-2-dehydro-3-deoxy-D-arabino-heptonate (UniProtKB | ChEBI)
Binding site164NAD+ (UniProtKB | ChEBI)
Binding site1657-phospho-2-dehydro-3-deoxy-D-arabino-heptonate (UniProtKB | ChEBI)
Binding site182-185NAD+ (UniProtKB | ChEBI)
Binding site193NAD+ (UniProtKB | ChEBI)
Binding site197Zn2+ (UniProtKB | ChEBI); catalytic
Binding site197-2007-phospho-2-dehydro-3-deoxy-D-arabino-heptonate (UniProtKB | ChEBI)
Binding site2537-phospho-2-dehydro-3-deoxy-D-arabino-heptonate (UniProtKB | ChEBI)
Active site263Proton acceptor; for 3-dehydroquinate synthase activity
Binding site267-2717-phospho-2-dehydro-3-deoxy-D-arabino-heptonate (UniProtKB | ChEBI)
Binding site2747-phospho-2-dehydro-3-deoxy-D-arabino-heptonate (UniProtKB | ChEBI)
Binding site274Zn2+ (UniProtKB | ChEBI); catalytic
Active site278Proton acceptor; for 3-dehydroquinate synthase activity
Binding site2907-phospho-2-dehydro-3-deoxy-D-arabino-heptonate (UniProtKB | ChEBI)
Binding site290Zn2+ (UniProtKB | ChEBI); catalytic
Binding site3597-phospho-2-dehydro-3-deoxy-D-arabino-heptonate (UniProtKB | ChEBI)
Active site823For EPSP synthase activity
Binding site870-877ATP (UniProtKB | ChEBI)
Active site1179Proton acceptor; for 3-dehydroquinate dehydratase activity
Active site1207Schiff-base intermediate with substrate; for 3-dehydroquinate dehydratase activity

GO annotations

AspectTerm
Cellular Componentcytoplasm
Molecular Function3-dehydroquinate dehydratase activity
Molecular Function3-dehydroquinate synthase activity
Molecular Function3-phosphoshikimate 1-carboxyvinyltransferase activity
Molecular FunctionATP binding
Molecular Functionmetal ion binding
Molecular Functionshikimate 3-dehydrogenase (NADP+) activity
Molecular Functionshikimate kinase activity
Biological Processamino acid biosynthetic process
Biological Processaromatic amino acid family biosynthetic process
Biological Processchorismate biosynthetic process

Keywords

Enzyme and pathway databases

    • UPA00053UER00085
    • UPA00053UER00086
    • UPA00053UER00087
    • UPA00053UER00088
    • UPA00053UER00089

Names & Taxonomy

Protein names

  • Recommended name
    Pentafunctional AROM polypeptide

Including 5 domains:

  • Recommended name
    3-dehydroquinate synthase
  • EC number
  • Short names
    DHQS
  • Recommended name
    3-phosphoshikimate 1-carboxyvinyltransferase
  • EC number
  • Alternative names
    • 5-enolpyruvylshikimate-3-phosphate synthase
      (EPSP synthase
      ; EPSPS
      )
  • Recommended name
    Shikimate kinase
  • EC number
  • Short names
    SK
  • Recommended name
    3-dehydroquinate dehydratase
  • EC number
  • Short names
    3-dehydroquinase
  • Recommended name
    Shikimate dehydrogenase
  • EC number

Organism names

Accessions

  • Primary accession
    Q5XNP0

Organism-specific databases

Subcellular Location

Keywords

PTM/Processing

Features

Showing features for chain.

TypeIDPosition(s)Description
ChainPRO_00004067401-1590Pentafunctional AROM polypeptide

Interaction

Subunit

Homodimer.

Structure

Family & Domains

Features

Showing features for region.

TypeIDPosition(s)Description
Region1-3873-dehydroquinate synthase
Region400-841EPSP synthase
Region863-1055Shikimate kinase
Region1056-12763-dehydroquinase
Region1289-1590Shikimate dehydrogenase

Sequence similarities

In the N-terminal section; belongs to the sugar phosphate cyclases superfamily. Dehydroquinate synthase family.
In the 2nd section; belongs to the EPSP synthase family.
In the 3rd section; belongs to the shikimate kinase family.
In the 4th section; belongs to the type-I 3-dehydroquinase family.
In the C-terminal section; belongs to the shikimate dehydrogenase family.

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Length
    1,590
  • Mass (Da)
    172,659
  • Last updated
    2004-11-23 v1
  • Checksum
    0EFD2D13CB685AD6
MGSTTFENPTRIEILGKEDIIVDFDIWRNFVAEDLLSDLPSSTYVLITDTNLSPLYVPAFQQSFEALAAKSSSTPRLLTYEIPPGENSKSRETKAEIEDWMLSHQCTRDSVIIALGGGVIGDMIGYVAATFMRGVRFVQVPTTLLAMVDSSIGGKTAIDTPLGKNLVGAFWQPQRIYIDLRFLETLPVREFINGMAEVVKTAAIWDEAEFSALEDNANLIMTTIRAKNTDCSTRLGPIRDILKRIVLGSAKTKADVVSADEREGGLRNILNFGHSIGHAFEAILTPQVLHGEAVAIGMVKEAELARHLGVLKPGAVARLVKCIASYGLPTSLADKRIQKLTAGKLCPVDVLLEKMGVDKKNDGRKKKIVLLSAIGKTYEPKASVVEDRSIRVVLSDSVEVRPSVPETLNVEVTPPGSKSISNRALVLAALGTGPCRIKNLLHSDDVEFMLTSIGKLGGATYAWEDAGEVLCVQGKGGDLHASPTELYIGNAGTASRFLTTVVSLCKPSASTKSTILTGNARMKVRPIGPLVDSLRANGVDIEYLEKEHSLPLNVAASGGFTGGDINLAATVSSQYVSSLLMCAPYAKNPVTLRLVGGKPISQLYIDMTTAMMAAFGIHVVRSQTGEHTYHIPQGVYKNPEEYVVESDASSATYPLAVAATSGTTCTIPNIGCKSIQGDARFAIDVLKPTGCKVVQTDYSTTVTGPPIGSLQAIEEVDMEPMTDAFLTASVLGAVAKGTTKIRGIANQRVKECNRIKAMKDELAKFGVTCRELEDGIEVDGVPIKDLKHPAEGIHCYDDHRVAMSFSVLSVAASQPVLIEERECVGKTWPGWWDILSKSFQVELAGKEVKATHSKKIGIPTLPDKSIFIIGMRGAGKTTAGAWAAKILGRPYKDLDVELERISGMSIPDMVRSKGWDFFRAAELDLLKHCLTDQPEKHVFACGGGVVEMPEARELLINFHKSGGIVLLVHRDTEQVMDYLRIDKTRPAYVEDMMGVYSRRKPWFNECSNFQYHSKGSGASALSVAEQDFARFLHHISGKSLHFDEMRNKPQSFFVSLTMPDISGAAYILPSVAVGSDAVEVRVDLLEDPSSTNGIPGTDFLSVQIAHLRSVVHLPVIFTVRTVSQGGRFPDAAHEEALKLYKLAVKMGIEYIDLEIAFPDELLQEVTEAKGFSRIIASHHDPQGTLSWKNGGWFQHYNRALQYGDIIKLVGSAKSIEDNFALAKFKKTMAAAHDTPLIAINMGVTGKLSRVLNGFMTPVSHPSLPFKAAPGQLSAAEIRSTLSTLGEIEPKSFYLFGTPISQSRSPALHNTLFKQTGLPHRYSRLETDRVADVQDVIRAPDFGGASVTIPLKLDIIPLLDSVTDAVKVIGAVNTIIPTPDNPPRLVGENTDWLGMTHSLMSASHTPSPVDSPSPALVIGAGGTARAAIYALHSLGHSPIYMVARTPSKLDTLINSFPSSFNIIPLPSTTSATELTTPPAVAISTIPADRPIESNMRETLAVLLRHEKKDEGKQRTLLEMAYKPSQTPLMRMAEDAGWVAIPGLEVLSAQGWYQVSLFPFHLLVCYEVIFLNGFTKIYRLVSKMDKHPTFVC

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
AY746008
EMBL· GenBank· DDBJ
AAU95677.1
EMBL· GenBank· DDBJ
Genomic DNA

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