3CII Immune System date Mar 11, 2008
title Structure Of Nkg2acd94 Bound To Hla-E
authors R.K.Strong, B.K.Kaiser, J.C.Pizarro
compound source
Molecule: Hla Class I Histocompatibility Antigen, Alpha Cha
Chain: A, D
Fragment: Ectodomain
Synonym: Mhc Class I Antigen E
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Hla-E, Hla-6.2, Hlae
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid

Molecule: Beta-2-Microglobulin
Chain: B, E
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: B2m, Cdabp0092, Hdcma22p
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid

Molecule: Hla Class I Histocompatibility Antigen Peptide
Chain: C, F
Fragment: Peptide Presented By Hla-E (Unp Residues 3-11)
Engineered: Yes

Synthetic: Yes
Other_details: Peptide Is Naturally Found In Humans And Was Chemically Synthesized.;

Molecule: Natural Killer Cells Antigen Cd94
Chain: G, I
Fragment: Ectodomain
Synonym: Nk Cell Receptor, Killer Cell Lectin-Like Receptor D Member 1, Kp43;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Klrd1, Cd94
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21 (De3) Ril
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet22b+

Molecule: Nkg2-Ankg2-B Type II Integral Membrane Protein
Chain: H, J
Fragment: Ectodomain
Synonym: Nkg2-Ab-Activating Nk Receptor, Nk Cell Receptor Antigen;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Klrc1, Nkg2a
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21 (De3) Ril
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet22b+
symmetry Space Group: I 41 3 2
R_factor 0.321 R_Free 0.355
crystal
cell
length a length b length c angle alpha angle beta angle gamma
345.983 345.983 345.983 90.00 90.00 90.00
method X-Ray Diffractionresolution 4.41 Å
Gene
Ontology
ChainFunctionProcessComponent
E, B
  • cellular response to iron io...

  • Primary referenceStructural basis for NKG2A/CD94 recognition of HLA-E., Kaiser BK, Pizarro JC, Kerns J, Strong RK, Proc Natl Acad Sci U S A. 2008 May 6;105(18):6696-701. Epub 2008 Apr 30. PMID:18448674
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (201 Kb) [Save to disk]
  • Biological Unit Coordinates (3cii.pdb1.gz) 98 Kb
  • Biological Unit Coordinates (3cii.pdb2.gz) 98 Kb
  • CSU: Contacts of Structural Units for 3CII
  • Likely Quarternary Molecular Structure file(s) for 3CII
  • Structure Factors (207 Kb)
  • Retrieve 3CII in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3CII from S2C, [Save to disk]
  • Re-refined 3cii structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3CII 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 3CII
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 3CII, from MSDmotif at EBI
  • Fold representative 3cii from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3cii_C] [3cii_J] [3cii_H] [3cii_A] [3cii_F] [3cii_B] [3cii_E] [3cii_G] [3cii] [3cii_D] [3cii_I]
  • SWISS-PROT database: [P61769] [P13747] [P17693] [Q13241] [P26715]
  • Domain organization of [B2MG_HUMAN] [HLAE_HUMAN] [HLAG_HUMAN] [KLRD1_HUMAN] [NKG2A_HUMAN] by SWISSPFAM
  • Domains found in 3CII: [CLECT] [IGc1 ] by SMART
  • Other resources with information on 3CII
  • Community annotation for 3CII at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
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