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(-) Description

Title :  CADMIUM BOUND STRUCTURE OF SPOROSAG
 
Authors :  J. Crawford, E. Lamb, J. Wasmuth, O. Grujic, M. E. Grigg, M. J. Boulanger
Date :  11 Jan 10  (Deposition) - 02 Feb 10  (Release) - 21 Apr 10  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.15
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  A  (2x)
Keywords :  Cell Invasion, Membrane Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. Crawford, E. Lamb, J. Wasmuth, O. Grujic, M. E. Grigg, M. J. Boulanger
Structural And Functional Characterization Of Sporosag: A Sag2 Related Surface Antigen From Toxoplasma Gondii.
J. Biol. Chem. V. 285 12063 2010
PubMed-ID: 20164173  |  Reference-DOI: 10.1074/JBC.M109.054866

(-) Compounds

Molecule 1 - SPOROZOITE-SPECIFIC SAG PROTEIN
    Chains: A
    Engineered: YES
    Expression System: SPODOPTERA FRUGIPERDA
    Expression System Taxid: 7108
    Expression System Vector Type: BACULOVIRUS
    Fragment: RESIDUES 27-264
    Organism Scientific: TOXOPLASMA GONDII
    Organism Taxid: 5811
    Synonym: SPOROSAG

 Structural Features

(-) Chains, Units

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

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 5)

Asymmetric Unit (1, 5)
No.NameCountTypeFull Name
1CD5Ligand/IonCADMIUM ION
Biological Unit 1 (0, 0)
No.NameCountTypeFull Name
1CD-1Ligand/IonCADMIUM ION
Biological Unit 2 (0, 0)
No.NameCountTypeFull Name
1CD-1Ligand/IonCADMIUM ION

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:144 , GLU A:198 , HOH A:2144BINDING SITE FOR RESIDUE CD A1239
2AC2SOFTWAREASP A:87 , HIS A:191 , HOH A:2056 , HOH A:2059 , HOH A:2153BINDING SITE FOR RESIDUE CD A1240
3AC3SOFTWAREGLU A:18 , HIS A:22BINDING SITE FOR RESIDUE CD A1241
4AC4SOFTWARESER A:14 , HIS A:124 , HIS A:141 , HOH A:2097 , HOH A:2098BINDING SITE FOR RESIDUE CD A1242
5AC5SOFTWAREASP A:87 , HIS A:191 , HOH A:2056 , HOH A:2059 , HOH A:2153BINDING SITE FOR RESIDUE CD A1243

(-) SS Bonds  (6, 6)

Asymmetric Unit
No.Residues
1A:6 -A:121
2A:28 -A:100
3A:48 -A:53
4A:136 -A:229
5A:158 -A:221
6A:179 -A:218

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Lys A:36 -Pro A:37
2Lys A:166 -Pro A:167

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2X28)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2X28)

(-) Exons   (0, 0)

(no "Exon" information available for 2X28)

(-) 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:219
 aligned with Q6RUA7_TOXGO | Q6RUA7 from UniProtKB/TrEMBL  Length:291

    Alignment length:235
                                    39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219       229       239       249       259     
         Q6RUA7_TOXGO    30 TSCETEGSSISFTVEKAGHVVRFNCPSTLEEIKPAYEAGDSTKVCTTADCSNEAALKDVLKSASLAQAEGSGPSGGNDFTLTVDALPEAETSVFFLCQRTGASRSARRLGTAVPSDKCGVHILVKAAPQAPVCSAQDHTLELQITAANSDTSFVCGGTFNVIKPANAAKVLQGDSCETEVDLVSLVPHASRSALEQSGLIKLSVTDLPQQQQKLCYRCEDSSQKACKVLVTVSAS 264
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
           Pfam domains (1) -----------------------------------------------------------------------  -----------------------------             -----------SAG-2x28A01 A:130-235                                                                                     --- Pfam domains (1)
           Pfam domains (2) -----------------------------------------------------------------------  -----------------------------             -----------SAG-2x28A02 A:130-235                                                                                     --- Pfam domains (2)
         Sec.struct. author ........eeeeee....eeeeeeehhhhheee....hhhh.eee.......eeehhhhh..eeeeeee..--...eeeeeee.......eeeeeeee....-------------..eeeeeee.......ee.....eeeeee....eeeeeee.....eee.....eee.-.....eee.hhh....eeee.....eeeeee.......eeeeeeee.....eeeeeeee... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2x28 A   4 TSCETEGSSISFTVEKAGHVVRFNCPSTLEEIKPAYEAGDSTKVCTTADCSNEAALKDVLKSASLAQAEGS--SGGNDFTLTVDALPEAETSVFFLCQRTGA-------------DKCGVHILVKAAPQAPVCSAQDHTLELQITAANSDTSFVCGGTFNVIKPANAAKVLQ-DSCETEVDLVSLVPHASRSALEQSGLIKLSVTDLPQQQQKLCYRCEDSSQKACKVLVTVSAS 238
                                    13        23        33        43        53        63        73|  |    83        93       103 |       -     | 123       133       143       153       163       173 | |   183       193       203       213       223       233     
                                                                                                 74 77                         105           119                                                     175 |                                                             
                                                                                                                                                                                                       177
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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 2X28)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2X28)

(-) Pfam Domains  (1, 2)

Asymmetric Unit
(-)
Clan: no clan defined [family: SAG] (5)
(-)
Family: SAG (5)
(-)
Toxoplasma gondii (5)
1aSAG-2x28A01A:130-235
1bSAG-2x28A02A:130-235

(-) Gene Ontology  (1, 1)

Asymmetric Unit(hide GO term definitions)
Chain A   (Q6RUA7_TOXGO | Q6RUA7)
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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  2x28
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 Related Entries

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

UniProtKB/TrEMBL
        Q6RUA7_TOXGO | Q6RUA7: 2wnk

(-) Related Entries Specified in the PDB File

2wnk STRUCTURE OF SPOROSAG FROM TOXOPLASMA GONDII