2ICW	Immune System	date	Sep 13, 2006
title	Crystal Structure Of A Complete Ternary Complex Between Tcr, Superantigen, And Peptide-Mhc Class II Molecule
authors	L.Wang, Y.Zhao, H.Li
compound		source
Molecule: Hla Class II Histocompatibility Antigen, Dr Alpha Chain: A, D Fragment: Residues 28-206 Synonym: Mhc Class II Antigen Dra Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Hla-Dra Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Plm1
Molecule: Hla Class II Histocompatibility Antigen, Drb1-1 B Chain: B, E Fragment: Residues 30-219 Synonym: Mhc Class II Antigen Drb11, Dr-1, Dr1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Hla-Drb1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Plm1
Molecule: Haemagglutinin Peptide Chain: C, F Fragment: Residues 306-318 Engineered: Yes		Synthetic: Yes Other_details: This Sequence Occurs Naturally In Influenza
Molecule: Mycoplasma Arthritidis Mitogen Chain: G, H Fragment: Residues 26-238 Engineered: Yes		Organism_scientific: Mycoplasma Arthritidis Organism_taxid: 2111 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex-6p-1
Molecule: T-Cell Receptor Alpha Chain V Chain: I, K Fragment: Residues 21-131 Engineered: Yes Mutation: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet22b
Molecule: T-Cell Receptor Beta Chain V Chain: J, L Engineered: Yes Mutation: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet22b
symmetry	Space Group: P 1	R_factor 0.242 R_Free 0.288
crystal cell	length a length b length c angle alpha angle beta angle gamma 61.516 86.822 116.981 110.27 92.32 107.87
method	X-Ray Diffraction	resolution	2.41 Å
ligand	MSE	enzyme
Gene Ontology	Chain Function Process Component A, D E, B K, I
Primary reference	Crystal structure of a complete ternary complex of TCR, superantigen and peptide-MHC., Wang L, Zhao Y, Li Z, Guo Y, Jones LL, Kranz DM, Mourad W, Li H, Nat Struct Mol Biol. 2007 Feb;14(2):169-71. Epub 2007 Jan 14. PMID:17220897

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (274 Kb) [Save to disk] Biological Unit Coordinates (2icw.pdb1.gz) 136 Kb Biological Unit Coordinates (2icw.pdb2.gz) 136 Kb LPC: Ligand-Protein Contacts for 2ICW CSU: Contacts of Structural Units for 2ICW Likely Quarternary Molecular Structure file(s) for 2ICW Structure Factors (663 Kb) Retrieve 2ICW in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2ICW from S2C, [Save to disk] Re-refined 2icw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2ICW 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 2ICW

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 2ICW, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2icw_I] [2icw_D] [2icw_B] [2icw] [2icw_C] [2icw_E] [2icw_K] [2icw_G] [2icw_J] [2icw_F] [2icw_H] [2icw_L] [2icw_A] SWISS-PROT database: [P04229] [P01903] [Q48898] [P01738] Domain organization of [2B11_HUMAN] [DRA_HUMAN] [Q48898_MYCAT] [TVA1_MOUSE] by SWISSPFAM Domains found in 2ICW: [IGc1] [IGv] [MHC_II_alpha] [MHC_II_beta ] by SMART

Other resources with information on 2ICW

Community annotation for 2ICW at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---