1SBB	Immune System	date	Feb 22, 1999
title	T-Cell Receptor Beta Chain Complexed With Superantigen Seb
authors	H.Li, R.A.Mariuzza
compound		source
Molecule: Protein (14.3.D T Cell Antigen Receptor) Chain: A, C Fragment: Beta Chain Engineered: Yes Mutation: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Expression_system: Mus Musculus Expression_system_common: House Mouse Expression_system_taxid: 10090
Molecule: Protein (Staphylococcal Enterotoxin B) Chain: B, D Synonym: Seb Engineered: Yes		Organism_scientific: Staphylococcus Aureus Organism_taxid: 1280 Strain: Rn9220 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 1 21 1	R_factor 0.228 R_Free 0.309
crystal cell	length a length b length c angle alpha angle beta angle gamma 71.200 83.650 82.980 90.00 93.04 90.00
method	X-Ray Diffraction	resolution	2.40 Å
related structures	by homologous chain: 1I4X, 1J8H, 1MWA, 1SJE
Gene Ontology	Chain Function Process Component D, B toxin activity
Primary reference	Three-dimensional structure of the complex between a T cell receptor beta chain and the superantigen staphylococcal enterotoxin B., Li H, Llera A, Tsuchiya D, Leder L, Ysern X, Schlievert PM, Karjalainen K, Mariuzza RA, Immunity 1998 Dec;9(6):807-16. PMID:9881971

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (161 Kb) [Save to disk] Biological Unit Coordinates (1sbb.pdb1.gz) 156 Kb CSU: Contacts of Structural Units for 1SBB Likely Quarternary Molecular Structure file(s) for 1SBB Structure Factors (278 Kb) Retrieve 1SBB in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1SBB from S2C, [Save to disk] Re-refined 1sbb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1SBB in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1SBB

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1SBB, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1sbba2, region A:118-246 [Jmol] [rasmolscript] [script source]     - Domain d1sbba1, region A:3-117 [Jmol] [rasmolscript] [script source]     - Domain d1sbbb1, region B:1-121 [Jmol] [rasmolscript] [script source]     - Domain d1sbbb2, region B:122-239 [Jmol] [rasmolscript] [script source]     - Domain d1sbbc2, region C:118-246 [Jmol] [rasmolscript] [script source]     - Domain d1sbbc1, region C:3-117 [Jmol] [rasmolscript] [script source]     - Domain d1sbbd1, region D:1-121 [Jmol] [rasmolscript] [script source]     - Domain d1sbbd2, region D:122-239 [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1sbb] [1sbb_A] [1sbb_B] [1sbb_C] [1sbb_D] SWISS-PROT database: [P01552] [P01852] Domain organization of [ETXB_STAAU] [TCB1_MOUSE] by SWISSPFAM Domains found in 1SBB: [IG_like] [IGv ] by SMART

Other resources with information on 1SBB

Community annotation for 1SBB at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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