Show PDB file:   
         Plain Text   HTML   (compressed file size)
QuickSearch:   
by PDB,NDB,UniProt,PROSITE Code or Search Term(s)  
(-)Biol.Unit 1 - manually
(-)Asymmetric Unit
(-)Asym. Unit - sites
(-)Biological Unit 1
(-)Biol. Unit 1 - sites
(-)Biological Unit 2
collapse expand < >
Image Biol.Unit 1 - manually
Biol.Unit 1 - manually  (Jmol Viewer)
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)
Image Biological Unit 2
Biological Unit 2  (Jmol Viewer)

(-) Description

Title :  CRYSTAL STRUCTURE OF THE CALCIUM-BINDING POLLEN ALLERGEN CHE A 3
 
Authors :  P. Verdino, W. Keller
Date :  29 Jan 07  (Deposition) - 06 Feb 07  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.75
Chains :  Asym. Unit :  A,B,C,D
Biol. Unit 1:  A,B  (1x)
Biol. Unit 2:  C,D  (1x)
Keywords :  Calcium-Binding Protein, Dimer, Domain-Swapping, Ef-Hand, Allergen (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  P. Verdino, R. Barderas, M. Villalba, K. Westritschnig, R. Valenta, R. Rodriguez, W. Keller
Three-Dimensional Structure Of The Cross-Reactive Pollen Allergen Che A 3: Visualizing Cross-Reactivity On The Molecular Surfaces Of Weed, Grass, And Tree Pollen Allergens.
J. Immunol. V. 180 2313 2008
PubMed-ID: 18250440
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - POLCALCIN CHE A 3
    ChainsA, B, C, D
    EngineeredYES
    Expression SystemESCHERICHIA COLI BL21(DE3)
    Expression System PlasmidPET-11B
    Expression System StrainBL21 (DE3)
    Expression System Taxid469008
    Expression System Vector TypePLASMID
    Organism ScientificCHENOPODIUM ALBUM
    Organism Taxid3559
    SynonymCALCIUM-BINDING POLLEN ALLERGEN CHE A 3

 Structural Features

(-) Chains, Units

  1234
Asymmetric Unit ABCD
Biological Unit 1 (1x)AB  
Biological Unit 2 (1x)  CD

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 12)

Asymmetric Unit (2, 12)
No.NameCountTypeFull Name
1CA8Ligand/IonCALCIUM ION
2SO44Ligand/IonSULFATE ION
Biological Unit 1 (1, 2)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION
2SO42Ligand/IonSULFATE ION
Biological Unit 2 (1, 2)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION
2SO42Ligand/IonSULFATE ION

(-) Sites  (12, 12)

Asymmetric Unit (12, 12)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREASP A:21 , ASN A:23 , ASP A:25 , LYS A:27 , GLU A:32 , HOH A:303BINDING SITE FOR RESIDUE CA A 301
02AC2SOFTWAREASP A:56 , ASP A:58 , ASP A:60 , PHE A:62 , GLU A:67 , HOH A:304BINDING SITE FOR RESIDUE CA A 302
03AC3SOFTWAREASP B:21 , ASN B:23 , ASP B:25 , LYS B:27 , GLU B:32 , HOH B:405BINDING SITE FOR RESIDUE CA B 303
04AC4SOFTWAREASP B:56 , ASP B:58 , ASP B:60 , PHE B:62 , GLU B:67 , HOH B:406BINDING SITE FOR RESIDUE CA B 304
05AC5SOFTWAREARG A:50 , ARG B:49 , ARG B:50BINDING SITE FOR RESIDUE SO4 B 401
06AC6SOFTWARETHR A:6 , ASP A:9 , ARG A:13 , ARG B:73 , ARG B:76 , LYS D:38BINDING SITE FOR RESIDUE SO4 B 404
07AC7SOFTWAREASP C:21 , ASN C:23 , ASP C:25 , LYS C:27 , GLU C:32 , HOH C:404BINDING SITE FOR RESIDUE CA C 305
08AC8SOFTWAREASP C:56 , ASP C:58 , ASP C:60 , PHE C:62 , GLU C:67 , HOH C:405BINDING SITE FOR RESIDUE CA C 306
09AC9SOFTWAREASP C:58 , SER C:64 , ASP C:66 , HOH C:407 , HOH C:440 , HOH C:488BINDING SITE FOR RESIDUE SO4 C 402
10BC1SOFTWAREARG C:15 , ARG C:19 , HOH C:406 , HOH C:435 , HOH C:455 , HOH D:327BINDING SITE FOR RESIDUE SO4 C 403
11BC2SOFTWAREASP D:21 , ASN D:23 , ASP D:25 , LYS D:27 , GLU D:32 , HOH D:309BINDING SITE FOR RESIDUE CA D 307
12BC3SOFTWAREASP D:56 , ASP D:58 , ASP D:60 , PHE D:62 , GLU D:67 , HOH D:310BINDING SITE FOR RESIDUE CA D 308

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2OPO)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (2, 16)

Asymmetric Unit (2, 16)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1EF_HAND_2PS50222 EF-hand calcium-binding domain profile.POLC3_CHEAL8-43
 
 
 
46-78
 
 
 
  8A:8-43
B:8-43
C:8-43
D:8-43
A:46-78
B:46-78
C:46-78
D:46-78
2EF_HAND_1PS00018 EF-hand calcium-binding domain.POLC3_CHEAL21-33
 
 
 
56-68
 
 
 
  8A:21-33
B:21-33
C:21-33
D:21-33
A:56-68
B:56-68
C:56-68
D:56-68
Biological Unit 1 (2, 8)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1EF_HAND_2PS50222 EF-hand calcium-binding domain profile.POLC3_CHEAL8-43
 
 
 
46-78
 
 
 
  4A:8-43
B:8-43
-
-
A:46-78
B:46-78
-
-
2EF_HAND_1PS00018 EF-hand calcium-binding domain.POLC3_CHEAL21-33
 
 
 
56-68
 
 
 
  4A:21-33
B:21-33
-
-
A:56-68
B:56-68
-
-
Biological Unit 2 (2, 8)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1EF_HAND_2PS50222 EF-hand calcium-binding domain profile.POLC3_CHEAL8-43
 
 
 
46-78
 
 
 
  4-
-
C:8-43
D:8-43
-
-
C:46-78
D:46-78
2EF_HAND_1PS00018 EF-hand calcium-binding domain.POLC3_CHEAL21-33
 
 
 
56-68
 
 
 
  4-
-
C:21-33
D:21-33
-
-
C:56-68
D:56-68

(-) Exons   (0, 0)

(no "Exon" information available for 2OPO)

(-) 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:81
 aligned with POLC3_CHEAL | Q84V36 from UniProtKB/Swiss-Prot  Length:86

    Alignment length:81
                                    15        25        35        45        55        65        75        85 
           POLC3_CHEAL    6 TPQDIADRERIFKRFDTNGDGKISSSELGDALKTLGSVTPDEVRRMMAEIDTDGDGFISFDEFTDFARANRGLVKDVSKIF 86
               SCOP domains d2opoa_ A: Polcalcin Che a 3                                                      SCOP domains
               CATH domains 2opoA00 A:6-86 EF-hand                                                            CATH domains
               Pfam domains --------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhh.....eeehhhhhhhhhh....hhhhhhhhhhhhh.....eehhhhhhhhhhhh..hhhhhhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) --EF_HAND_2  PDB: A:8-43 UniProt: 8-43--EF_HAND_2  PDB: A:46-78          -------- PROSITE (1)
                PROSITE (2) ---------------EF_HAND_1    ----------------------EF_HAND_1    ------------------ PROSITE (2)
                 Transcript --------------------------------------------------------------------------------- Transcript
                  2opo A  6 TPQDIADRERIFKRFDTNGDGKISSSELGDALKTLGSVTPDEVRRMMAEIDTDGDGFISFDEFTDFARANRGLVKDVSKIF 86
                                    15        25        35        45        55        65        75        85 

Chain B from PDB  Type:PROTEIN  Length:81
 aligned with POLC3_CHEAL | Q84V36 from UniProtKB/Swiss-Prot  Length:86

    Alignment length:81
                                    15        25        35        45        55        65        75        85 
           POLC3_CHEAL    6 TPQDIADRERIFKRFDTNGDGKISSSELGDALKTLGSVTPDEVRRMMAEIDTDGDGFISFDEFTDFARANRGLVKDVSKIF 86
               SCOP domains d2opob_ B: Polcalcin Che a 3                                                      SCOP domains
               CATH domains 2opoB00 B:6-86 EF-hand                                                            CATH domains
               Pfam domains --------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhh......eehhhhhhhhhhhhhhhhhhhhhhhhhhh.....eeehhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) --EF_HAND_2  PDB: B:8-43 UniProt: 8-43--EF_HAND_2  PDB: B:46-78          -------- PROSITE (1)
                PROSITE (2) ---------------EF_HAND_1    ----------------------EF_HAND_1    ------------------ PROSITE (2)
                 Transcript --------------------------------------------------------------------------------- Transcript
                  2opo B  6 TPQDIADRERIFKRFDTNGDGKISSSELGDALKTLGSVTPDEVRRMMAEIDTDGDGFISFDEFTDFARANRGLVKDVSKIF 86
                                    15        25        35        45        55        65        75        85 

Chain C from PDB  Type:PROTEIN  Length:85
 aligned with POLC3_CHEAL | Q84V36 from UniProtKB/Swiss-Prot  Length:86

    Alignment length:85
                                    11        21        31        41        51        61        71        81     
           POLC3_CHEAL    2 AAEDTPQDIADRERIFKRFDTNGDGKISSSELGDALKTLGSVTPDEVRRMMAEIDTDGDGFISFDEFTDFARANRGLVKDVSKIF 86
               SCOP domains d2opoc_ C: Polcalcin Che a 3                                                          SCOP domains
               CATH domains 2opoC00 C:2-86 EF-hand                                                                CATH domains
               Pfam domains ------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....hhhhhhhhhhhhhhhh......eehhhhhhhhhhhhhhhhhhhhhhhhhhh.....eehhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) ------EF_HAND_2  PDB: C:8-43 UniProt: 8-43--EF_HAND_2  PDB: C:46-78          -------- PROSITE (1)
                PROSITE (2) -------------------EF_HAND_1    ----------------------EF_HAND_1    ------------------ PROSITE (2)
                 Transcript ------------------------------------------------------------------------------------- Transcript
                  2opo C  2 AAEDTPQDIADRERIFKRFDTNGDGKISSSELGDALKTLGSVTPDEVRRMMAEIDTDGDGFISFDEFTDFARANRGLVKDVSKIF 86
                                    11        21        31        41        51        61        71        81     

Chain D from PDB  Type:PROTEIN  Length:82
 aligned with POLC3_CHEAL | Q84V36 from UniProtKB/Swiss-Prot  Length:86

    Alignment length:82
                                    14        24        34        44        54        64        74        84  
           POLC3_CHEAL    5 DTPQDIADRERIFKRFDTNGDGKISSSELGDALKTLGSVTPDEVRRMMAEIDTDGDGFISFDEFTDFARANRGLVKDVSKIF 86
               SCOP domains d2opod_ D: Polcalcin Che a 3                                                       SCOP domains
               CATH domains 2opoD00 D:5-86 EF-hand                                                             CATH domains
           Pfam domains (1) ------EF_hand_5-2opoD01 D:11-72                                     -------------- Pfam domains (1)
           Pfam domains (2) ------EF_hand_5-2opoD02 D:11-72                                     -------------- Pfam domains (2)
           Pfam domains (3) ------EF_hand_5-2opoD03 D:11-72                                     -------------- Pfam domains (3)
           Pfam domains (4) ------EF_hand_5-2opoD04 D:11-72                                     -------------- Pfam domains (4)
           Pfam domains (5) -----------------------EF_hand_6-2opoD05 D:28-75                       ----------- Pfam domains (5)
           Pfam domains (6) -----------------------EF_hand_6-2opoD06 D:28-75                       ----------- Pfam domains (6)
           Pfam domains (7) -----------------------EF_hand_6-2opoD07 D:28-75                       ----------- Pfam domains (7)
           Pfam domains (8) -----------------------EF_hand_6-2opoD08 D:28-75                       ----------- Pfam domains (8)
         Sec.struct. author .hhhhhhhhhhhhhhhh......eehhhhhhhhhhhh..hhhhhhhhhhhhh.....eehhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) ---EF_HAND_2  PDB: D:8-43 UniProt: 8-43--EF_HAND_2  PDB: D:46-78          -------- PROSITE (1)
                PROSITE (2) ----------------EF_HAND_1    ----------------------EF_HAND_1    ------------------ PROSITE (2)
                 Transcript ---------------------------------------------------------------------------------- Transcript
                  2opo D  5 DTPQDIADRERIFKRFDTNGDGKISSSELGDALKTLGSVTPDEVRRMMAEIDTDGDGFISFDEFTDFARANRGLVKDVSKIF 86
                                    14        24        34        44        54        64        74        84  

   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, 4)

Asymmetric Unit

(-) CATH Domains  (1, 4)

Asymmetric Unit

(-) Pfam Domains  (2, 8)

Asymmetric Unit
(-)
Clan: EF_hand (270)

(-) Gene Ontology  (2, 2)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C,D   (POLC3_CHEAL | Q84V36)
molecular function
    GO:0005509    calcium ion binding    Interacting selectively and non-covalently with calcium ions (Ca2+).
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.

 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
    CA  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    SO4  [ 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 ]
    AC6  [ RasMol ]  +environment [ RasMol ]
    AC7  [ RasMol ]  +environment [ RasMol ]
    AC8  [ RasMol ]  +environment [ RasMol ]
    AC9  [ RasMol ]  +environment [ RasMol ]
    BC1  [ RasMol ]  +environment [ RasMol ]
    BC2  [ RasMol ]  +environment [ RasMol ]
    BC3  [ RasMol ]  +environment [ RasMol ]
 
  Cis Peptide Bonds
(no "Cis Peptide Bonds" information available for 2opo)
 
Biological Units
  Complete Structure
    Biological Unit 1  [ Jena3D ]
    Biological Unit 2  [ 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
  2opo
    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
  POLC3_CHEAL | Q84V36
    Comparative Protein Structure ModelsModBase
    Genomic InformationEnsembl
    Protein-protein InteractionDIP
    Sequence, Family and Domain InformationInterPro | Pfam | SMART | UniProtKB/SwissProt
 
Access by Enzyme Classificator   (EC Number)
  (no 'Enzyme Classificator' available)
    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
  POLC3_CHEAL | Q84V36
    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 2OPO)

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 2OPO)