1BEC	Receptor	date	Feb 28, 1995
title	Beta Chain Of A T Cell Antigen Receptor
authors	G.A.Bentley, G.Boulot, K.Karjalainen, R.A.Mariuzza
compound		source
Molecule: 14.3.D T Cell Antigen Receptor Chain: A Engineered: Yes Mutation: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Cell_line: J558l Expression_system: Mus Musculus Expression_system_common: House Mouse Expression_system_taxid: 10090
symmetry	Space Group: C 1 2 1	R_factor 0.198 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 100.600 36.600 71.500 90.00 113.40 90.00
method	X-Ray Diffraction	resolution	1.70 Å
note	1BEC is a representative structure
related structures	by homologous chain: 2BNQ, 2BNU
Primary reference	Crystal structure of the beta chain of a T cell antigen receptor., Bentley GA, Boulot G, Karjalainen K, Mariuzza RA, Science 1995 Mar 31;267(5206):1984-7. PMID:7701320

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (44 Kb) [Save to disk] Biological Unit Coordinates (1bec.pdb1.gz) 79 Kb CSU: Contacts of Structural Units for 1BEC Likely Quarternary Molecular Structure file(s) for 1BEC Retrieve 1BEC in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1BEC from S2C, [Save to disk]

View 1BEC 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 1BEC

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1BEC, from MSDmotif at EBI Genome occurence of 1BEC's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1bec_2, region 118-246 [Jmol] [rasmolscript] [script source]     - Domain d1bec_1, region 3-117 [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: [1bec_A] [1bec] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 1BEC: [IG_like] [IGv ] by SMART

Other resources with information on 1BEC

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

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