3RBG Immune System date Mar 29, 2011
title Crystal Structure Analysis Of Class-I Mhc Restricted T-Cell Molecule
authors R.Rubinstein, U.A.Ramagopal, R.Toro, S.G.Nathenson, A.Fiser, S.C. York Structural Genomics Research Consortium (Nysgrc), Atoms Animals: The Immune Function Network (Ifn)
compound source
Molecule: Cytotoxic And Regulatory T-Cell Molecule
Chain: A, B, C, D
Synonym: Class-I Mhc-Restricted T-Cell-Associated Molecule
Engineered: Yes
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Crtam
Expression_system: Escherichia Coli
Expression_system_taxid: 511693
Expression_system_strain: Bl21(Ai)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet-28a+
symmetry Space Group: C 2 2 21
R_factor 0.198 R_Free 0.234
crystal
cell
length a length b length c angle alpha angle beta angle gamma
116.020 116.291 79.018 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand PO4 enzyme
Primary referenceFunctional classification of immune regulatory proteins., Rubinstein R, Ramagopal UA, Nathenson SG, Almo SC, Fiser A, Structure. 2013 May 7;21(5):766-76. doi: 10.1016/j.str.2013.02.022. Epub 2013 Apr, 11. PMID:23583034
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (71 Kb) [Save to disk]
  • Biological Unit Coordinates (3rbg.pdb1.gz) 34 Kb
  • Biological Unit Coordinates (3rbg.pdb2.gz) 33 Kb
  • Biological Unit Coordinates (3rbg.pdb3.gz) 35 Kb
  • LPC: Ligand-Protein Contacts for 3RBG
  • CSU: Contacts of Structural Units for 3RBG
  • Structure Factors (381 Kb)
  • Retrieve 3RBG in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3RBG from S2C, [Save to disk]
  • Re-refined 3rbg structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 3RBG 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 3RBG
  • 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 3RBG, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3rbg_C] [3rbg_B] [3rbg] [3rbg_A] [3rbg_D]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 3RBG: [IG ] by SMART
    • Other resources with information on 3RBG
  • Community annotation for 3RBG at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
    • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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