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 :  ROOM TEMPERATURE CRYSTAL STRUCTURE OF HELICOBACTER PYLORI L-ASPARAGINASE AT 1.8 A RESOLUTION
 
Authors :  P. Dhavala, A. C. Papageorgiou
Date :  11 Sep 09  (Deposition) - 24 Nov 09  (Release) - 30 May 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.80
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (4x)
Keywords :  Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  P. Dhavala, A. C. Papageorgiou
Structure Of Helicobacter Pylori L-Asparaginase At 1. 4 A Resolution
Acta Crystallogr. , Sect. D V. 65 1253 2009
PubMed-ID: 19966411  |  Reference-DOI: 10.1107/S0907444909038244

(-) Compounds

Molecule 1 - L-ASPARAGINASE
    ChainsA
    EC Number3.5.1.1
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    Organism ScientificHELICOBACTER PYLORI
    Organism Taxid210
    SynonymL-ASNASE

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit A
Biological Unit 1 (4x)A

Summary Information (see also Sequences/Alignments below)

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

Asymmetric Unit (1, 1)
No.NameCountTypeFull Name
1ASP1Mod. Amino AcidASPARTIC ACID
Biological Unit 1 (1, 4)
No.NameCountTypeFull Name
1ASP4Mod. Amino AcidASPARTIC ACID

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLY A:15 , THR A:16 , GLY A:61 , SER A:62 , GLN A:63 , GLY A:94 , THR A:95 , ASP A:96 , ALA A:120 , ASN A:255 , GLU A:289 , HOH A:2040 , HOH A:2041BINDING SITE FOR RESIDUE ASP A3613

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2WT4)

(-) Cis Peptide Bonds  (3, 3)

Asymmetric Unit
No.Residues
1Val A:36 -Lys A:37
2Lys A:37 -Glu A:38
3Thr A:216 -Pro A:217

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2WT4)

(-) PROSITE Motifs  (3, 3)

Asymmetric Unit (3, 3)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ASN_GLN_ASE_3PS51732 Asparaginase / glutaminase domain profile.ASPG_HELPJ6-332  1A:6-332
2ASN_GLN_ASE_1PS00144 Asparaginase / glutaminase active site signature 1.ASPG_HELPJ10-18  1A:10-18
3ASN_GLN_ASE_2PS00917 Asparaginase / glutaminase active site signature 2.ASPG_HELPJ88-98  1A:88-98
Biological Unit 1 (3, 12)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ASN_GLN_ASE_3PS51732 Asparaginase / glutaminase domain profile.ASPG_HELPJ6-332  4A:6-332
2ASN_GLN_ASE_1PS00144 Asparaginase / glutaminase active site signature 1.ASPG_HELPJ10-18  4A:10-18
3ASN_GLN_ASE_2PS00917 Asparaginase / glutaminase active site signature 2.ASPG_HELPJ88-98  4A:88-98

(-) Exons   (0, 0)

(no "Exon" information available for 2WT4)

(-) 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:316
 aligned with ASPG_HELPJ | Q9ZLB9 from UniProtKB/Swiss-Prot  Length:332

    Alignment length:329
                                                                                                                                                                                                                                                                                                                                                                 332 
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324       | 
          ASPG_HELPJ      5 LPTIALLATGGTIAGSGVDASLGSYKSGELGVKELLKAIPSLNKIARIQGEQVSNIGSQDMNEEIWFKLAQRAQELLDDSRIQGVVITHGTDTLEESAYFLNLVLHSTKPVVLVGAMRNASSLSADGALNLYYAVSVAVNEKSANKGVLVVMDDTIFRVREVVKTHTTHISTFKALNSGAIGSVYYGKTRYYMQPLRKHTTESEFSLSQLKTPLPKVDIIYTHAGMTPDLFQASLNSHAKGVVIAGVGNGNVSAGFLKAMQEASQMGVVIVRSSRVGSGGVTSGEIDDKAYGFITSDNLNPQKARVLLQLALTKTNDKAKIQEMFEEY-    -
               SCOP domains d2wt4a_ A: automa             ted matches                                                                                                                                                                                                                                                                                                 SCOP domains
               CATH domains 2wt4A01 A:5-219               [code=3.40.50.1170, no name defined]                                                                                                                                                     2wt4A02 A:220-331  [code=3.40.50.40, no name defined]                                                           -- CATH domains
               Pfam domains --Asparaginase-2w             t4A01 A:7-326                                                                                                                                                                                                                                                                                       ------- Pfam domains
         Sec.struct. author ..eeeeee.........-------------........hhhhhhh.eeeeee.........hhhhhhhhhhhhhhhhh.......eee....hhhhhhhhhhhhh......eee.............hhhhhhhhhhhhhhhhh....eeee..eeee....ee........ee........................hhhhh..hhhhh........eee......hhhhhhhhhh.....eee..........hhhhhhhhhhh....ee.....................ee....hhhhhhhhhhhhhh...hhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) -ASN_GLN_ASE_3  PDB: A:6-332 UniProt: 6-332                                                                                                                                                                                                                                                                                             - PROSITE (1)
                PROSITE (2) -----ASN_GLN_A---------------------------------------------------------------------ASN_GLN_ASE------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                2wt4 A    5 LPTIALLATGGTIAGSG-------------GVKELLKAIPSLNKIARIQGEQVSNIGSQDMNEEIWFKLAQRAQELLDDSRIQGVVITHGTDTLEESAYFLNLVLHSTKPVVLVGAMRNASSLSADGALNLYEAVSVAVNEKSANKGVLVVMDDTIFSVREVVKTHTTHVSTFKALNSGAIGSVYYGKTRYYMQPLRKHTTESEFSLSQLKTPLPKVDIIYTHAGMTPDLFQASLNSHAKGVVIAGVGNGNVSAGFLKAMQEASQMGVVIVRSSRVGSGGVTSGEIDDKAYGFITSDNLNPQKARVLLQLALTKTNDKAKIQEMFEEYD 3613
                                    14      |  -         -|       44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324       ||
                                           21            35                                                                                                                                                                                                                                                                                                      332|
                                                                                                                                                                                                                                                                                                                                                                 3613

   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  (2, 2)

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

(-) Pfam Domains  (1, 1)

Asymmetric Unit

(-) Gene Ontology  (5, 5)

Asymmetric Unit(hide GO term definitions)
Chain A   (ASPG_HELPJ | Q9ZLB9)
molecular function
    GO:0004067    asparaginase activity    Catalysis of the reaction: L-asparagine + H2O = L-aspartate + NH3.
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
biological process
    GO:0006528    asparagine metabolic process    The chemical reactions and pathways involving asparagine, 2-amino-3-carbamoylpropanoic acid.
    GO:0006520    cellular amino acid metabolic process    The chemical reactions and pathways involving amino acids, carboxylic acids containing one or more amino groups, as carried out by individual cells.
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
    ASP  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
 
  Sites
    AC1  [ RasMol ]  +environment [ RasMol ]
 
  Cis Peptide Bonds
    Lys A:37 - Glu A:38   [ RasMol ]  
    Thr A:216 - Pro A:217   [ RasMol ]  
    Val A:36 - Lys A:37   [ 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
  2wt4
    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
  ASPG_HELPJ | Q9ZLB9
    Comparative Protein Structure ModelsModBase
    Genomic InformationEnsembl
    Protein-protein InteractionDIP
    Sequence, Family and Domain InformationInterPro | Pfam | SMART | UniProtKB/SwissProt
 
Access by Enzyme Classificator   (EC Number)
  3.5.1.1
    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
  ASPG_HELPJ | Q9ZLB9
    Protein Disorder PredictionDisEMBL | FoldIndex | GLOBPLOT (for more information see DisProt)

 Related Entries

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

UniProtKB/Swiss-Prot
        ASPG_HELPJ | Q9ZLB92wlt

(-) Related Entries Specified in the PDB File

2wlt THE CRYSTAL STRUCTURE OF HELICOBACTER PYLORI L-ASPARAGINASE AT ATOMIC RESOLUTION