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(-) Description

Title :  STRUCTURE OF VP14 IN COMPLEX WITH OXYGEN
 
Authors :  S. A. Messing, S. B. Gabelli, L. M. Amzel
Date :  28 Jun 10  (Deposition) - 10 Nov 10  (Release) - 10 May 17  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.20
Chains :  Asym./Biol. Unit :  A
Keywords :  Dioxygenase, Seven Blade Beta Propeller, Abscisic Acid, Non Heme Iron, Oxidoreductase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  S. A. Messing, S. B. Gabelli, I. Echeverria, J. T. Vogel, J. C. Guan, B. C. Tan, H. J. Klee, D. R. Mccarty, L. M. Amzel
Structural Insights Into Maize Viviparous14, A Key Enzyme I The Biosynthesis Of The Phytohormone Abscisic Acid.
Plant Cell V. 22 2970 2010
PubMed-ID: 20884803  |  Reference-DOI: 10.1105/TPC.110.074815

(-) Compounds

Molecule 1 - 9-CIS-EPOXYCAROTENOID DIOXYGENASE 1, CHLOROPLASTIC
    ChainsA
    EC Number1.13.11.51
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPMAL C2X HV
    Expression System StrainM15
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneVP14
    Organism CommonMAIZE
    Organism ScientificZEA MAYS
    Organism Taxid4577
    SynonymPROTEIN VIVIPAROUS14, VP-14

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 6)

Asymmetric/Biological Unit (4, 6)
No.NameCountTypeFull Name
1DIO3Ligand/Ion1,4-DIETHYLENE DIOXIDE
2FE21Ligand/IonFE (II) ION
3OH1Ligand/IonHYDROXIDE ION
4OXY1Ligand/IonOXYGEN MOLECULE

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREOXY A:1 , OH A:2 , HIS A:298 , HIS A:347 , HIS A:412 , HIS A:590BINDING SITE FOR RESIDUE FE2 A 605
2AC2SOFTWAREOH A:2 , HIS A:347 , HIS A:412 , HIS A:590 , FE2 A:605BINDING SITE FOR RESIDUE OXY A 1
3AC3SOFTWAREOXY A:1 , HIS A:298 , HIS A:347 , HIS A:590 , FE2 A:605BINDING SITE FOR RESIDUE OH A 2
4AC4SOFTWAREPRO A:134 , ARG A:193BINDING SITE FOR RESIDUE DIO A 2946
5AC5SOFTWAREPHE A:162 , ASP A:163BINDING SITE FOR RESIDUE DIO A 2948

(-) SS Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1A:410 -A:431

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 3NPE)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3NPE)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3NPE)

(-) Exons   (0, 0)

(no "Exon" information available for 3NPE)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:522
 aligned with NCED1_MAIZE | O24592 from UniProtKB/Swiss-Prot  Length:604

    Alignment length:522
                                    92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       312       322       332       342       352       362       372       382       392       402       412       422       432       442       452       462       472       482       492       502       512       522       532       542       552       562       572       582       592       602  
          NCED1_MAIZE    83 QLNLFQRAAAAALDAFEEGFVANVLERPHGLPSTADPAVQIAGNFAPVGERPPVHELPVSGRIPPFIDGVYARNGANPCFDPVAGHHLFDGDGMVHALRIRNGAAESYACRFTETARLRQERAIGRPVFPKAIGELHGHSGIARLALFYARAACGLVDPSAGTGVANAGLVYFNGRLLAMSEDDLPYHVRVADDGDLETVGRYDFDGQLGCAMIAHPKLDPATGELHALSYDVIKRPYLKYFYFRPDGTKSDDVEIPLEQPTMIHDFAITENLVVVPDHQVVFKLQEMLRGGSPVVLDKEKTSRFGVLPKHAADASEMAWVDVPDCFCFHLWNAWEDEATGEVVVIGSCMTPADSIFNESDERLESVLTEIRLDARTGRSTRRAVLPPSQQVNLEVGMVNRNLLGRETRYAYLAVAEPWPKVSGFAKVDLSTGELTKFEYGEGRFGGEPCFVPMDPAAAHPRGEDDGYVLTFVHDERAGTSELLVVNAADMRLEATVQLPSRVPFGFHGTFITGQELEAQAA 604
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains -----------------------------------------RPE65-3npeA01 A:124-596                                                                                                                                                                                                                                                                                                                                                                                                                                                                  -------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhhh...............hhhhhhhhhhh....eeeee...eee......eeeeee.............hhhhh..eeeeeeee..eeeeeeeee..hhhhhhhhhhh..............hhhhhhhhhhhhhhh...hhhhh.......eeee..eeee.......eeeee.....eeeeee.hhhhh.........ee......eeeee.........eeeee.........ee............ee...eeeeee..eee.hhhhh.....eee......eeeeee....hhhhheeee....eeeeeeeeee......eeeeeeee................eeeeeee......eeeee.........eeeeee.hhhh.....eeeeee........eeeeee.....eeeee..........eeee.............eeeeeeee......eeeeeee....eeeeeeee.........eeeeehhhhh.... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 3npe A  83 QLNLFQRAAAAALDAFEEGFVANVLERPHGLPSTADPAVQIAGNFAPVGERPPVHELPVSGRIPPFIDGVYARNGANPCFDPVAGHHLFDGDGMVHALRIRNGAAESYACRFTETARLRQERAIGRPVFPKAIGELHGHSGIARLALFYARAACGLVDPSAGTGVANAGLVYFNGRLLAMSEDDLPYHVRVADDGDLETVGRYDFDGQLGCAMIAHPKLDPATGELHALSYDVIKRPYLKYFYFRPDGTKSDDVEIPLEQPTMIHDFAITENLVVVPDHQVVFKLQEMLRGGSPVVLDAAKTSRFGVLPKHAADASEMAWVDVPDCFCFHLWNAWEDEATGEVVVIGSCMTPADSIFNESDERLESVLTEIRLDARTGRSTRRAVLPPSQQVNLEVGMVNRNLLGRETRYAYLAVAEPWPKVSGFAKVDLSTGELTKFEYGEGRFGGEPCFVPMDPAAAHPRGEDDGYVLTFVHDERAGTSELLVVNAADMRLEATVQLPSRVPFGFHGTFITGQELEAQAA 604
                                    92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       312       322       332       342       352       362       372       382       392       402       412       422       432       442       452       462       472       482       492       502       512       522       532       542       552       562       572       582       592       602  

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 3NPE)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3NPE)

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit

(-) Gene Ontology  (10, 10)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (NCED1_MAIZE | O24592)
molecular function
    GO:0045549    9-cis-epoxycarotenoid dioxygenase activity    Catalysis of the reactions: a 9-cis-epoxycarotenoid + O2 = 2-cis,4-trans-xanthoxin + a 12'-apo-carotenal; 9-cis-violaxanthin + O2 = 2-cis,4-trans-xanthoxin + (3S,5R,6S)-5,6-epoxy-3-hydroxy-5,6-dihydro-12'-apo-beta-caroten-12'-al; and 9'-cis-neoxanthin + O2 = 2-cis,4-trans-xanthoxin + (3S,5R,6R)-5,6-dihydroxy-6,7-didehydro-5,6-dihydro-12'-apo-beta-caroten-12'-al.
    GO:0051213    dioxygenase activity    Catalysis of an oxidation-reduction (redox) reaction in which both atoms of oxygen from one molecule of O2 are incorporated into the (reduced) product(s) of the reaction. The two atoms of oxygen may be distributed between two different products.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
    GO:0016702    oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen    Catalysis of an oxidation-reduction (redox) reaction in which hydrogen or electrons are transferred from one donor, and two oxygen atoms is incorporated into a donor.
biological process
    GO:0009688    abscisic acid biosynthetic process    The chemical reactions and pathways resulting in the formation of abscisic acid, 5-(1-hydroxy-2,6,6,trimethyl-4-oxocyclohex-2-en-1-y1)-3-methylpenta-2,4-dienoic acid.
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
cellular component
    GO:0009507    chloroplast    A chlorophyll-containing plastid with thylakoids organized into grana and frets, or stroma thylakoids, and embedded in a stroma.
    GO:0009570    chloroplast stroma    The space enclosed by the double membrane of a chloroplast but excluding the thylakoid space. It contains DNA, ribosomes and some temporary products of photosynthesis.
    GO:0009536    plastid    Any member of a family of organelles found in the cytoplasm of plants and some protists, which are membrane-bounded and contain DNA. Plant plastids develop from a common type, the proplastid.

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