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(-) Description

Title :  CRYSTAL STRUCTURE OF QUINOLINATE SYNTHASE (NADA)
 
Authors :  H. Sakuraba
Date :  09 Mar 05  (Deposition) - 07 Jun 05  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym./Biol. Unit :  A
Keywords :  Nad, Biosynthetic Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  H. Sakuraba, H. Tsuge, K. Yoneda, N. Katunuma, T. Ohshima
Crystal Structure Of The Nad Biosynthetic Enzyme Quinolinate Synthase
J. Biol. Chem. V. 280 26645 2005
PubMed-ID: 15937336  |  Reference-DOI: 10.1074/JBC.C500192200
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - QUINOLINATE SYNTHETASE A
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET11A
    Expression System Taxid562
    Expression System Vector TypePLASMID
    Organism ScientificPYROCOCCUS HORIKOSHII
    Organism Taxid53953
    SynonymNAD SYNTHESIS RELATED PROTEIN

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 1)

Asymmetric/Biological Unit (1, 1)
No.NameCountTypeFull Name
1MLT1Ligand/IonMALATE ION

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHIS A:21 , ASP A:37 , SER A:38 , TYR A:109 , THR A:125 , SER A:126 , HIS A:196 , SER A:212 , THR A:213 , HOH A:302BINDING SITE FOR RESIDUE MLT A 301

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1WZU)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Gly A:144 -Pro A:145

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1WZU)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1WZU)

(-) Exons   (0, 0)

(no "Exon" information available for 1WZU)

(-) 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:271
 aligned with NADA_PYRHO | O57767 from UniProtKB/Swiss-Prot  Length:300

    Alignment length:298
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290        
           NADA_PYRHO     1 MDLVEEILRLKEERNAIILAHNYQLPEVQDIADFIGDSLELARRATRVDADVIVFAGVDFMAETAKILNPDKVVLIPSREATCAMANMLKVEHILEAKRKYPNAPVVLYVNSTAEAKAYADVTVTSANAVEVVKKLDSDVVIFGPDKNLAHYVAKMTGKKIIPVPSKGHCYVHQKFTLDDVERAKKLHPNAKLMIHPECIPEVQEKADIIASTGGMIKRACEWDEWVVFTEREMVYRLRKLYPQKKFYPAREDAFCIGMKAITLKNIYESLKDMKYKVEVPEEIARKARKAIERMLEM 298
               SCOP domains d1wzua1 A:1-298 Quinolinate synthetase A, NadA                                                                                                                                                                                                                                                             SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---NadA-1wzuA01 A:4-298                                                                                                                                                                                                                                                                                    Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhheeeeee...hhhhhhhh.eeehhhhhhhhhh.....eeeee.hhhhhhhhhhhh...eee...------------hhhhhhhhhhh....eeee...hhhhhh...eee...hhhhhhhh....eeeee.hhhhhhhhhhhhh.eeee.-----------.hhhhhhhhhhhh...eeee....hhhhhhh..ee.hhhhhhhhhhhh.eeeee..hhhhhhhhhhh...eeee.......----..hhhhhhhhhhhh......hhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1wzu A   1 MDLVEEILRLKEERNAIILAHNYQLPEVQDIADFIGDSLELARRATRVDADVIVFAGVDFMAETAKILNPDKVVLIPS------------VEHILEAKRKYPNAPVVLYVNSTAEAKAYADVTVTSANAVEVVKKLDSDVVIFGPDKNLAHYVAKMTGKKIIPV-----------FTLDDVERAKKLHPNAKLMIHPECIPEVQEKADIIASTGGMIKRACEWDEWVVFTEREMVYRLRKLYPQKKFYPAREDAFC----AITLKNIYESLKDMKYKVEVPEEIARKARKAIERMLEM 298
                                    10        20        30        40        50        60        70       | -         -|      100       110       120       130       140       150       160   |     -     | 180       190       200       210       220       230       240       250     |   -|      270       280       290        
                                                                                                        78           91                                                                      164         176                                                                             256  261                                     

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
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  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  (1, 1)

Asymmetric/Biological Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 1WZU)

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit

(-) Gene Ontology  (10, 10)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (NADA_PYRHO | O57767)
molecular function
    GO:0051539    4 iron, 4 sulfur cluster binding    Interacting selectively and non-covalently with a 4 iron, 4 sulfur (4Fe-4S) cluster; this cluster consists of four iron atoms, with the inorganic sulfur atoms found between the irons and acting as bridging ligands.
    GO:0051536    iron-sulfur cluster binding    Interacting selectively and non-covalently with an iron-sulfur cluster, a combination of iron and sulfur atoms.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0008987    quinolinate synthetase A activity    Catalysis of the reaction: iminoaspartate + dihydroxy-acetone-phosphate = quinolinate + 2 H2O + phosphate.
    GO:0016740    transferase activity    Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2.
    GO:0016765    transferase activity, transferring alkyl or aryl (other than methyl) groups    Catalysis of the transfer of an alkyl or aryl (but not methyl) group from one compound (donor) to another (acceptor).
biological process
    GO:0009435    NAD biosynthetic process    The chemical reactions and pathways resulting in the formation of nicotinamide adenine dinucleotide, a coenzyme present in most living cells and derived from the B vitamin nicotinic acid; biosynthesis may be of either the oxidized form, NAD, or the reduced form, NADH.
    GO:0019363    pyridine nucleotide biosynthetic process    The chemical reactions and pathways resulting in the formation of a pyridine nucleotide, a nucleotide characterized by a pyridine derivative as a nitrogen base.
    GO:0019805    quinolinate biosynthetic process    The chemical reactions and pathways resulting in the formation of quinolinate, the anion of quinolinic acid, also known as 2,3-pyridinedicarboxylic acid.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        NADA_PYRHO | O577674zk6 5ktm 5ktn 5kto 5ktp 5ktr 5kts 5ktt

(-) Related Entries Specified in the PDB File

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