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 Diffraction	resolution	4.41 Å
Gene Ontology	Chain Function Process Component E, B cellular response to iron io...
Primary reference	Structural 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] (196 Kb) [Save to disk] Biological Unit Coordinates (3cii.pdb1.gz) 96 Kb Biological Unit Coordinates (3cii.pdb2.gz) 96 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

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Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3CII, from MSDmotif at EBI

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

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Community annotation for 3CII at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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