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(-) Description

Title :  CRYSTAL STRUCTURE OF THE THE BRADYZOITE SPECIFIC ANTIGEN BSR4 FROM TOXOPLASMA GONDII.
 
Authors :  M. J. Boulanger, M. E. Grigg, E. Bruic, O. Grujic
Date :  29 Aug 08  (Deposition) - 03 Feb 09  (Release) - 05 Jul 17  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.90
Chains :  Asym./Biol. Unit :  A
Keywords :  Immune System (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. Crawford, O. Grujic, E. Bruic, M. Czjzek, M. E. Grigg, M. J. Boulange
Structural Characterization Of The Bradyzoite Surface Antigen (Bsr4) From Toxoplasma Gondii, A Unique Addition To The Surface Antigen Glycoprotein 1-Related Superfamily.
J. Biol. Chem. V. 284 9192 2009
PubMed-ID: 19155215  |  Reference-DOI: 10.1074/JBC.M808714200

(-) Compounds

Molecule 1 - BRADYZOITE SURFACE ANTIGEN BSR4
    Chains: A
    Engineered: YES
    Expression System: SPODOPTERA FRUGIPERDA
    Expression System Plasmid: PACGP67B
    Expression System Strain: HI5
    Expression System Taxid: 7108
    Expression System Vector Type: BACULOVIRUS
    Fragment: RESIDUES 55-363
    Organism Scientific: TOXOPLASMA GONDII
    Organism Taxid: 508771
    Strain: ME49
    Synonym: BSR4

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 8)

Asymmetric/Biological Unit (1, 8)
No.NameCountTypeFull Name
1ZN8Ligand/IonZINC ION

(-) Sites  (8, 8)

Asymmetric Unit (8, 8)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:121 , GLU A:190 , LYS A:308 , HIS A:311 , HIS A:313BINDING SITE FOR RESIDUE ZN A 1316
2AC2SOFTWAREGLU A:215 , GLU A:266 , HIS A:310 , HOH A:2275 , HOH A:2276BINDING SITE FOR RESIDUE ZN A 1317
3AC3SOFTWAREHIS A:123 , GLU A:125 , ZN A:1322BINDING SITE FOR RESIDUE ZN A 1318
4AC4SOFTWAREGLU A:194 , HIS A:312 , HIS A:315BINDING SITE FOR RESIDUE ZN A 1319
5AC5SOFTWAREGLU A:96 , ASP A:205 , HOH A:2278BINDING SITE FOR RESIDUE ZN A 1320
6AC6SOFTWAREHIS A:314 , ZN A:1322 , HOH A:2279BINDING SITE FOR RESIDUE ZN A 1321
7AC7SOFTWAREZN A:1318 , ZN A:1321BINDING SITE FOR RESIDUE ZN A 1322
8AC8SOFTWAREGLU A:216 , HIS A:312BINDING SITE FOR RESIDUE ZN A 1323

(-) SS Bonds  (6, 6)

Asymmetric/Biological Unit
No.Residues
1A:16 -A:155
2A:46 -A:138
3A:66 -A:77
4A:176 -A:301
5A:202 -A:275
6A:218 -A:228

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Ile A:57 -Pro A:58
2Gln A:209 -Pro A:210

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2JKS)

(-) Exons   (0, 0)

(no "Exon" information available for 2JKS)

(-) 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:284
 aligned with Q95NL6_TOXGO | Q95NL6 from UniProtKB/TrEMBL  Length:385

    Alignment length:312
                                    67        77        87        97       107       117       127       137       147       157       167       177       187       197       207       217       227       237       247       257       267       277       287       297       307       317       327       337       347       357       367  
         Q95NL6_TOXGO    58 TSRLTVAGSDAKCDFFTPATQDSPPVSGSLTLSKGRMTATFECSATQALSISTIPTNIEQNVCDPKKTTNGTVCQFGANGSAGTEVTLKDLLETDRIVNWKVNEQREESNKSQKWSLELHNEDLPLTDKAFVVGCQATSAARGTESGKTAACKLTVNVEARASSLAENNVVTCAYGKGSNPNPVEVEMSTEKNTLTINCGSDGSLQPTTYAEEYCVADSKDVNRCSTTRFVEIFPKFLKSWWVTETQKRTSATLTIPQTDLPEADQQFLVGCVPKKTAPEDPKKDKESGTETGAPTSCTVLVTVKAASSASH 369
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
           Pfam domains (1) ---------------  ----------------------------------------------------------------------------------------      -----------------------------     ---------------------SAG-2jksA01 A:170-307                                                                                                                     -------- Pfam domains (1)
           Pfam domains (2) ---------------  ----------------------------------------------------------------------------------------      -----------------------------     ---------------------SAG-2jksA02 A:170-307                                                                                                                     -------- Pfam domains (2)
         Sec.struct. author ..eeeee..eeeeee--........eeeeeee.....eeeeeeee....eeeee.......eee........eeee...eeeeeeehhhhhhh.......ee...------.eeeeee.hhhhh....eeeeeeeeee..-----...eeeeeeeeee.....eee...eee...........eeeee.....eeeee....eeee......eee.hhhh......eee.hhh....hhh.eee......eeeee.hhhhh....eeeeeeeee...---------------.....eeeeeee........ Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2jks A   4 TSRLTVAGSDAKCDF--PATQDSPPVSGSLTLSKGRMTATFECSATQALSISTIPTNIEQNVCDPKKTTNGTVCQFGANGSAGTEVTLKDLLETDRIVNWKVNEQ------SQKWSLELHNEDLPLTDKAFVVGCQATSA-----SGKTAACKLTVNVEARASSLAENNVVTCAYGKGSNPNPVEVEMSTEKNTLTINCGSDGSLQPTTYAEEYCVADSKDVNRCSTTRFVEIFPKFLKSWWVTETQKRTSATLTIPQTDLPEADQQFLVGCVPKKT---------------AAPTSCTVLVTVKAHHHHHH 315
                                    13    |  |23        33        43        53        63        73        83        93       103    |    - |     123       133       143     | 153       163       173       183       193       203       213       223       233       243       253       263       273      |  -         -  |    303       313  
                                         18 21                                                                                    108    115                         143   149                                                                                                                                280             296
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  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 2JKS)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2JKS)

(-) Pfam Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Clan: no clan defined [family: SAG] (5)
(-)
Family: SAG (5)
(-)
Toxoplasma gondii (5)
1aSAG-2jksA01A:170-307
1bSAG-2jksA02A:170-307

(-) Gene Ontology  (2, 2)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (Q95NL6_TOXGO | Q95NL6)
molecular function
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
cellular component
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.

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