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(-) Description

Title :  CRYSTAL STRUCTURE OF TOXIC SHOCK SYNDROME TOXIN 1 (TSST-1) IN COMPLEX WITH THE HUMAN T CELL RECEPTOR BETA CHAIN VBETA2.1 (EP-8)
 
Authors :  D. A. Bonsor, E. J. Sundberg
Date :  02 Apr 10  (Deposition) - 24 Nov 10  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.37
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (1x)
Biol. Unit 2:  A  (1x)
Biol. Unit 3:  B  (1x)
Keywords :  Bacterial Toxins, Enterotoxins, Epitopes, Protein Binding, Receptors, Antigen, T-Cell, Alpha-Beta, Signal Transduction, Superantigens, T- Cell Antigen Receptor Specificity, Toxin-Immune System Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  D. A. Bonsor, E. J. Sundberg
Crystal Structure Of Toxic Shock Syndrome Toxin 1 (Tsst-1) In Complex With The Human T Cell Receptor Beta Chain Vbeta2. 1 (Ep-8)
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - TOXIC SHOCK SYNDROME TOXIN-1
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET41A
    Expression System Strain: BL21(DE3) ROSETTA
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Fragment: RESIDUES 21-234
    Gene: TST, SA1819
    Organism Scientific: STAPHYLOCOCCUS AUREUS SUBSP. AUREUS
    Organism Taxid: 158879
    Strain: N315
 
Molecule 2 - V_SEGMENT TRANSLATION PRODUCT
    Chains: B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET41A
    Expression System Strain: BL21(DE3) ROSETTA
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: TCRBV2S1
    Organism Common: HUMAN
    Organism Scientific: HOMO SAPIENS
    Organism Taxid: 9606

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (1x): AB
Biological Unit 2 (1x): A 
Biological Unit 3 (1x):  B

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 4)

Asymmetric Unit (2, 4)
No.NameCountTypeFull Name
1GOL1Ligand/IonGLYCEROL
2SO43Ligand/IonSULFATE ION
Biological Unit 1 (2, 4)
No.NameCountTypeFull Name
1GOL1Ligand/IonGLYCEROL
2SO43Ligand/IonSULFATE ION
Biological Unit 2 (1, 1)
No.NameCountTypeFull Name
1GOL-1Ligand/IonGLYCEROL
2SO41Ligand/IonSULFATE ION
Biological Unit 3 (2, 3)
No.NameCountTypeFull Name
1GOL1Ligand/IonGLYCEROL
2SO42Ligand/IonSULFATE ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG A:68 , TYR A:80 , HOH A:233 , LYS B:53 , ASN B:68 , HIS B:69BINDING SITE FOR RESIDUE SO4 A 195
2AC2SOFTWAREARG B:10 , ILE B:12 , ARG B:112BINDING SITE FOR RESIDUE SO4 B 117
3AC3SOFTWAREHIS B:7 , PRO B:8 , SER B:9BINDING SITE FOR RESIDUE SO4 B 118
4AC4SOFTWARELYS A:70 , LYS A:71 , HOH A:230 , SER B:52A , LYS B:53 , HOH B:120BINDING SITE FOR RESIDUE GOL B 119

(-) SS Bonds  (1, 1)

Asymmetric Unit
No.Residues
1B:23 -B:92

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Ser A:76 -Glu A:77
2His B:7 -Pro B:8

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3MFG)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3MFG)

(-) Exons   (0, 0)

(no "Exon" information available for 3MFG)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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   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:191
 aligned with A0A0H3JMU6_S | A0A0H3JMU6 from UniProtKB/TrEMBL  Length:234

    Alignment length:191
                                    53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233 
         A0A0H3JMU6_S    44 DNIKDLLDWYSSGSDTFTNSEVLDNSLGSMRIKNTDGSISLIIFPSPYYSPAFTKGEKVDLNTKRTKKSQHTSEGTYIHFQISGVTNTEKLPTPIELPLKVKVHGKDSPLKYWPKFDKKQLAISTLDFEIRHQLTQIHGLYRSSDKTGGYWKITMNDGSTYQSDLSKKFEYNTEKPPINIDEIKTIEAEIN 234
               SCOP domains d3mfga1 A:4-93 Toxic shock syndrome toxin-1 (TSST-1)                                      d3mfga2 A:94-194 Toxic shock syndrome toxin-1 (TSST-1)                                                SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhh...eeeeeeeeee....eeeee.....eeeee..............eeeeeeeeeeeeee.....eeeeee..ee...eeeeee...eeeee..eee.......eee.eehhhhhhhhhhhhhhhhh..........eeeeeee....eeeee.....hhhhh...ee...eeeeeeee. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3mfg A   4 DNIKDLLDWYSSGSDTFTNSEVLDNSLGSMRIKNTDGSISLIIFPSPYYSPAFTKGEKVDLNTKRTKKSQHTSEGTYIHFQISGVTNTEKLPTPIELPLKVKVHGKDSPLKYWPKFDKKQLAISTLDFEIRHQLTQIHGLYRSSDKTGGYWKITMNDGSTYQSDLSKKFEYNTEKPPINIDEIKTIEAEIN 194
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193 


Chain B from PDB  Type:PROTEIN  Length:110
 aligned with A0A5B4_HUMAN | A0A5B4 from UniProtKB/TrEMBL  Length:111

    Alignment length:112
                                                                                                                         111                
                                    25        35        45        55        65        75        85        95       105     |   -         -  
         A0A5B4_HUMAN    16 AVVSQHPSWVICKSGTSVKIECRSLDFQATTMFWYRQFPKQSLMLMATSNEGSKATYEQGVEKDKFLINHASLTLSTLTVTSAHPEDSSFYICSAR----------------   -
               SCOP domains d3mfgb_ B: automated matches                                                                                     SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeee..eeeee....eeeeeee....eeeeeeeee..--.eeeeeee......ee........eeeeeee..eeeeee...hhhhheeeeeeeee...eee...eeeeee Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------- Transcript
                 3mfg B   2 AVVSQHPSRVIVKSGTSVKIECRSLDFQATTMFWYRQFP--SLMLMATSNEGSKATYEQGVEKDKFLINHASLTLSTLTVTSAHPEDSGFYICSALAGDTQYFGPGTRLTVL 116
                                    11        21      | 30        |- |      50  |     59        69        79        89       104       114  
                                                    27A          39 42        52A                                           97|             
                                                                                                                            103
   Legend:   → Mismatch (orange background)
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  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  (3, 3)

Asymmetric Unit
(-)
Class: All beta proteins (24004)
(-)
Class: Alpha and beta proteins (a+b) (23004)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3MFG)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3MFG)

(-) Gene Ontology  (0, 0)

Asymmetric Unit(hide GO term definitions)
    (no "Gene Ontology" information available for 3MFG)

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(-) Related Entries Specified in the PDB File

2ij0 STRUCTURAL BASIS OF T CELL SPECIFICITY AND ACTIVATION BY THE BACTERIAL SUPERANTIGEN TOXIC SHOCK SYNDROME TOXIN-1