Show PDB file:   
         Plain Text   HTML   (compressed file size)
QuickSearch:   
by PDB,NDB,UniProt,PROSITE Code or Search Term(s)  
(-)Asymmetric Unit
(-)Asym. Unit - sites
(-)Biological Unit 1
(-)Biol. Unit 1 - sites
collapse expand < >
Image Asymmetric Unit
Asymmetric Unit  (Jmol Viewer)
Image Asym. Unit - sites
Asym. Unit - sites  (Jmol Viewer)
Image Biological Unit 1
Biological Unit 1  (Jmol Viewer)
Image Biol. Unit 1 - sites
Biol. Unit 1 - sites  (Jmol Viewer)

(-) Description

Title :  STRUCTURE OF FULLY LIGATED ADENYLOSUCCINATE SYNTHETASE FROM PLASMODIUM FALCIPARUM
 
Authors :  K. Eaazhisai, R. Jayalakshmi, P. Gayathri, R. P. Anand, K. Sumathy, H. B M. R. Murthy
Date :  10 May 03  (Deposition) - 03 Feb 04  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (2x)
Keywords :  Ligase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  K. Eaazhisai, R. Jayalakshmi, P. Gayathri, R. P. Anand, K. Sumathy, H. Balaram, M. R. Murthy
Crystal Structure Of Fully Ligated Adenylosuccinate Synthetase From Plasmodium Falciparum.
J. Mol. Biol. V. 335 1251 2004
PubMed-ID: 14729341  |  Reference-DOI: 10.1016/J.JMB.2003.11.036

(-) Compounds

Molecule 1 - ADENYLOSUCCINATE SYNTHETASE
    ChainsA
    EC Number6.3.4.4
    EngineeredYES
    Expression SystemESCHERICHIA COLI BL21(DE3)
    Expression System PlasmidPET23D
    Expression System StrainBL21 (DE3)
    Expression System Taxid469008
    Expression System Vector TypePLASMID
    Organism CommonMALARIA PARASITE P. FALCIPARUM
    Organism ScientificPLASMODIUM FALCIPARUM
    Organism Taxid5833

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit A
Biological Unit 1 (2x)A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (5, 5)

Asymmetric Unit (5, 5)
No.NameCountTypeFull Name
1GDP1Ligand/IonGUANOSINE-5'-DIPHOSPHATE
2HDA1Ligand/IonHADACIDIN
3IMO1Ligand/Ion6-O-PHOSPHORYL INOSINE MONOPHOSPHATE
4MG1Ligand/IonMAGNESIUM ION
5NO31Ligand/IonNITRATE ION
Biological Unit 1 (4, 8)
No.NameCountTypeFull Name
1GDP2Ligand/IonGUANOSINE-5'-DIPHOSPHATE
2HDA2Ligand/IonHADACIDIN
3IMO2Ligand/Ion6-O-PHOSPHORYL INOSINE MONOPHOSPHATE
4MG-1Ligand/IonMAGNESIUM ION
5NO32Ligand/IonNITRATE ION

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:26 , GLY A:53 , IMO A:1601 , HDA A:1602 , GDP A:1603BINDING SITE FOR RESIDUE MG A 1600
2AC2SOFTWAREASP A:118 , TYR A:189 , ASP A:190 , HOH A:776BINDING SITE FOR RESIDUE NO3 A 1604
3AC3SOFTWARETRP A:24 , GLY A:25 , ASP A:26 , LYS A:29 , ASN A:51 , ALA A:52 , GLY A:53 , HIS A:54 , GLY A:139 , THR A:140 , THR A:141 , ARG A:155 , ALA A:231 , ASN A:232 , LEU A:236 , VAL A:246 , THR A:247 , VAL A:281 , GLY A:282 , ARG A:311 , HOH A:502 , HOH A:508 , HOH A:514 , HOH A:518 , HOH A:537 , HOH A:538 , MG A:1600 , HDA A:1602 , GDP A:1603BINDING SITE FOR RESIDUE IMO A 1601
4AC4SOFTWAREASP A:26 , GLY A:53 , GLY A:306 , THR A:307 , THR A:308 , THR A:309 , ARG A:311 , ARG A:313 , MG A:1600 , IMO A:1601 , GDP A:1603BINDING SITE FOR RESIDUE HDA A 1602
5AC5SOFTWAREASP A:26 , GLU A:27 , GLY A:28 , LYS A:29 , GLY A:30 , LYS A:31 , GLY A:53 , HIS A:54 , THR A:55 , LYS A:62 , THR A:307 , ARG A:313 , LYS A:339 , ASP A:341 , VAL A:342 , GLY A:425 , VAL A:426 , GLY A:427 , PRO A:428 , HOH A:524 , HOH A:549 , HOH A:551 , HOH A:579 , HOH A:638 , MG A:1600 , IMO A:1601 , HDA A:1602BINDING SITE FOR RESIDUE GDP A 1603

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1P9B)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric Unit
No.Residues
1Tyr A:243 -Pro A:244

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1P9B)

(-) PROSITE Motifs  (2, 2)

Asymmetric Unit (2, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ADENYLOSUCCIN_SYN_1PS01266 Adenylosuccinate synthetase GTP-binding site.PURA_PLAFA23-30  1A:23-30
2ADENYLOSUCCIN_SYN_2PS00513 Adenylosuccinate synthetase active site.PURA_PLAFA144-155  1A:144-155
Biological Unit 1 (2, 4)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ADENYLOSUCCIN_SYN_1PS01266 Adenylosuccinate synthetase GTP-binding site.PURA_PLAFA23-30  2A:23-30
2ADENYLOSUCCIN_SYN_2PS00513 Adenylosuccinate synthetase active site.PURA_PLAFA144-155  2A:144-155

(-) Exons   (0, 0)

(no "Exon" information available for 1P9B)

(-) Sequences/Alignments

Asymmetric 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:424
 aligned with PURA_PLAFA | Q9U8D3 from UniProtKB/Swiss-Prot  Length:442

    Alignment length:424
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433    
           PURA_PLAFA    14 GNVVAILGAQWGDEGKGKIIDMLSEYSDITCRFNGGANAGHTISVNDKKYALHLLPCGVLYDNNISVLGNGMVIHVKSLMEEIESVGGKLLDRLYLSNKAHILFDIHQIIDSIQETKKLKEGKQIGTTKRGIGPCYSTKASRIGIRLGTLKNFENFKNMYSKLIDHLMDLYNITEYDKEKELNLFYNYHIKLRDRIVDVISFMNTNLENNKKVLIEGANAAMLDIDFGTYPYVTSSCTTVGGVFSGLGIHHKKLNLVVGVVKSYLTRVGCGPFLTELNNDVGQYLREKGHEYGTTTKRPRRCGWLDIPMLLYVKCINSIDMINLTKLDVLSGLEEILLCVNFKNKKTGELLEKGCYPVEEEISEEYEPVYEKFSGWKEDISTCNEFDELPENAKKYILAIEKYLKTPIVWIGVGPNRKNMIVKK 437
               SCOP domains d1p9ba_ A: Adenylosuccinate synthetase, PurA                                                                                                                                                                                                                                                                                                                                                                                             SCOP domains
               CATH domains 1p9bA01 A:14-110,A:209-273 Adenylosuccinate Synthetase, subunit A, domain 1                      1p9bA02 A:111-208 Adenylosuccinate Synthetase, subunit A, domain 2                                1p9bA01 A:14-110,A:209-273                                       1p9bA03 A:274-437 Adenylosuccinate Synthetase, subunit A, domain 3                                                                                                   CATH domains
               Pfam domains --Adenylsucc_synt-1p9bA01 A:16-435                                                                                                                                                                                                                                                                                                                                                                                                    -- Pfam domains
         Sec.struct. author ..eeeeee......hhhhhhhhhhhhh.eeee........eeeee..eeeee............eeee....eehhhhhhhhhhhhh.hhhh.eeee...ee.hhhhhhhhhhhhhhhhhh.........hhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhh..eehhhhhhhhhhhh...eeee...hhhhh..............hhhhhhhh...hhhhh.eeeeeee..eee...........hhhhhhhhhhh...........eee.eehhhhhhhhhhhh..eeeeehhhhhh...eeeeeeeeee..............hhhhhh.eeeeeeeee..........hhhhhhhhhhhhhhhhhhhhh..eeeee.......eee.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------ADENYLOS-----------------------------------------------------------------------------------------------------------------ADENYLOSUCCI------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1p9b A  14 GNVVAILGAQWGDEGKGKIIDMLSEYSDITCRFNGGANAGHTISVNDKKYALHLLPCGVLYDNNISVLGNGMVIHVKSLMEEIESVGGKLLDRLYLSNKAHILFDIHQIIDSIQETKKLKEGKQIGTTKRGIGPCYSTKASRIGIRLGTLKNFENFKNMYSKLIDHLMDLYNITEYDKEKELNLFYNYHIKLRDRIVDVISFMNTNLENNKKVLIEGANAAMLDIDFGTYPYVTSSCTTVGGVFSGLGIHHKKLNLVVGVVKSYLTRVGCGPFLTELNNDVGQYLREKGHEYGTTTKRPRRCGWLDIPMLLYVKCINSIDMINLTKLDVLSGLEEILLCVNFKNKKTGELLEKGCYPVEEEISEEYEPVYEKFSGWKEDISTCNEFDELPENAKKYILAIEKYLKTPIVWIGVGPNRKNMIVKK 437
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433    

   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  (1, 1)

Asymmetric Unit

(-) CATH Domains  (3, 3)

Asymmetric Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (1, 1)

Asymmetric Unit

(-) Gene Ontology  (10, 10)

Asymmetric Unit(hide GO term definitions)
Chain A   (PURA_PLAFA | Q9U8D3)
molecular function
    GO:0005525    GTP binding    Interacting selectively and non-covalently with GTP, guanosine triphosphate.
    GO:0004019    adenylosuccinate synthase activity    Catalysis of the reaction: L-aspartate + GTP + IMP = N(6)-(1,2-dicarboxyethyl)-AMP + GDP + 3 H(+) + phosphate.
    GO:0016874    ligase activity    Catalysis of the joining of two substances, or two groups within a single molecule, with the concomitant hydrolysis of the diphosphate bond in ATP or a similar triphosphate.
    GO:0000287    magnesium ion binding    Interacting selectively and non-covalently with magnesium (Mg) ions.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0000166    nucleotide binding    Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose.
biological process
    GO:0044208    'de novo' AMP biosynthetic process    The chemical reactions and pathways resulting in the formation of adenosine monophosphate (AMP) from inosine 5'-monophosphate (IMP).
    GO:0006167    AMP biosynthetic process    The chemical reactions and pathways resulting in the formation of AMP, adenosine monophosphate.
    GO:0006164    purine nucleotide biosynthetic process    The chemical reactions and pathways resulting in the formation of a purine nucleotide, a compound consisting of nucleoside (a purine base linked to a deoxyribose or ribose sugar) esterified with a phosphate group at either the 3' or 5'-hydroxyl group of the sugar.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

 Visualization

(-) Interactive Views

Asymmetric Unit
  Complete Structure
    Jena3D(integrated viewing of ligand, site, SAP, PROSITE, SCOP information)
    WebMol | AstexViewer[tm]@PDBe
(Java Applets, require no local installation except for Java; loading may be slow)
    STRAP
(Java WebStart application, automatic local installation, requires Java; full application with system access!)
    RasMol
(require local installation)
    Molscript (VRML)
(requires installation of a VRML viewer; select preferred view via VRML and generate a mono or stereo PDF format file)
 
  Ligands, Modified Residues, Ions
    GDP  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    HDA  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    IMO  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    MG  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    NO3  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
 
  Sites
    AC1  [ RasMol ]  +environment [ RasMol ]
    AC2  [ RasMol ]  +environment [ RasMol ]
    AC3  [ RasMol ]  +environment [ RasMol ]
    AC4  [ RasMol ]  +environment [ RasMol ]
    AC5  [ RasMol ]  +environment [ RasMol ]
 
  Cis Peptide Bonds
    Tyr A:243 - Pro A:244   [ RasMol ]  
 
Biological Unit
  Complete Structure
    Biological Unit 1  [ Jena3D ]

(-) Still Images

Jmol
  protein: cartoon or spacefill or dots and stick; nucleic acid: cartoon and stick; ligands: spacefill; active site: stick
Molscript
  protein, nucleic acid: cartoon; ligands: spacefill; active site: ball and stick

 Databases and Analysis Tools

(-) Databases

Access by PDB/NDB ID
  1p9b
    Family and Domain InformationProDom | SYSTERS
    General Structural InformationGlycoscienceDB | MMDB | NDB | OCA | PDB | PDBe | PDBj | PDBsum | PDBWiki | PQS | PROTEOPEDIA
    Orientation in MembranesOPM
    Protein SurfaceSURFACE
    Secondary StructureDSSP (structure derived) | HSSP (homology derived)
    Structural GenomicsGeneCensus
    Structural NeighboursCE | VAST
    Structure ClassificationCATH | Dali | SCOP
    Validation and Original DataBMRB Data View | BMRB Restraints Grid | EDS | PROCHECK | RECOORD | WHAT_CHECK
 
Access by UniProt ID/Accession number
  PURA_PLAFA | Q9U8D3
    Comparative Protein Structure ModelsModBase
    Genomic InformationEnsembl
    Protein-protein InteractionDIP
    Sequence, Family and Domain InformationInterPro | Pfam | SMART | UniProtKB/SwissProt
 
Access by Enzyme Classificator   (EC Number)
  6.3.4.4
    General Enzyme InformationBRENDA | EC-PDB | Enzyme | IntEnz
    PathwayKEGG | MetaCyc
 
Access by Disease Identifier   (MIM ID)
  (no 'MIM ID' available)
    Disease InformationOMIM
 
Access by GenAge ID
  (no 'GenAge ID' available)
    Age Related InformationGenAge

(-) Analysis Tools

Access by PDB/NDB ID
    Domain InformationXDom
    Interatomic Contacts of Structural UnitsCSU
    Ligand-protein ContactsLPC
    Protein CavitiescastP
    Sequence and Secondary StructurePDBCartoon
    Structure AlignmentSTRAP(Java WebStart application, automatic local installation, requires Java; full application with system access!)
    Structure and Sequence BrowserSTING
 
Access by UniProt ID/Accession number
  PURA_PLAFA | Q9U8D3
    Protein Disorder PredictionDisEMBL | FoldIndex | GLOBPLOT (for more information see DisProt)

 Related Entries

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

(no "Entries Sharing at Least One Protein Chain" available for 1P9B)

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 1P9B)