2HP4 Immune System date Jul 17, 2006
title Computational Design And Crystal Structure Of An Enhanced Af Mutant Human Cd8-Alpha-Alpha Co-Receptor
authors P.J.Rizkallah, D.K.Cole, B.K.Jakobsen, J.M.Boulter, M.Glick, G.F.
compound source
Molecule: T-Cell Surface Glycoprotein Cd8 Alpha Chain
Chain: A, B
Fragment: Hla Co-Receptor, Ig-Like V-Type
Synonym: T-Lymphocyte Differentiation Antigen T8leu-2, Cd8
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Rosetta De3
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pbj112
symmetry Space Group: P 64
R_factor 0.182 R_Free 0.233
length a length b length c angle alpha angle beta angle gamma
99.723 99.723 55.806 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.10 Å
ligand GOL, SO4 enzyme
Primary referenceComputational design and crystal structure of an enhanced affinity mutant human CD8 alphaalpha coreceptor., Cole DK, Rizkallah PJ, Boulter JM, Sami M, Vuidepot AL, Glick M, Gao F, Bell JI, Jakobsen BK, Gao GF, Proteins. 2007 Jan 22;. PMID:17243170
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (50 Kb) [Save to disk]
  • Biological Unit Coordinates (2hp4.pdb1.gz) 45 Kb
  • Biological Unit Coordinates (2hp4.pdb2.gz) 88 Kb
  • LPC: Ligand-Protein Contacts for 2HP4
  • CSU: Contacts of Structural Units for 2HP4
  • Likely Quarternary Molecular Structure file(s) for 2HP4
  • Structure Factors (143 Kb)
  • Retrieve 2HP4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2HP4 from S2C, [Save to disk]
  • Re-refined 2hp4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2HP4 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 2HP4
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2HP4, from MSDmotif at EBI
  • Fold representative 2hp4 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2hp4_B] [2hp4] [2hp4_A]
  • SWISS-PROT database: [P01732]
  • Domain organization of [CD8A_HUMAN] by SWISSPFAM
  • Domain found in 2HP4: [IGv ] by SMART
  • Other resources with information on 2HP4
  • Community annotation for 2HP4 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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