3MBE	Immune System	date	Mar 25, 2010
title	Tcr 21.30 In Complex With Mhc Class II I-Ag7hel(11-27)
authors	A.L.Corper, K.Yoshida, L.Teyton, I.A.Wilson
compound		source
Molecule: Mhc Class II H2-Iag7 Alpha Chain Chain: A, E Synonym: H-2 Class II Histocompatibility Antigen, A-D Alpha Engineered: Yes		Organism_scientific: Mus Musculus Organism_common: Mouse Organism_taxid: 10090 Gene: H2-Aa Expression_system: Drosophila Melanogaster Expression_system_taxid: 7227 Expression_system_strain: S2 Cells Expression_system_vector_type: Plasmid Expression_system_plasmid: Prmha-3
Molecule: Mhc Class II H2-Iag7 Beta Chain Chain: B, F Synonym: Mhc Class II H2-Ia-Beta Chain (Haplotype Nod) Engineered: Yes		Organism_scientific: Mus Musculus Organism_common: Mouse Organism_taxid: 10090 Gene: H2-Ab1 Expression_system: Drosophila Melanogaster Expression_system_taxid: 7227 Expression_system_strain: S2 Cells Expression_system_vector_type: Plasmid Expression_system_plasmid: Prmha-3
Molecule: Peptide Hel 11-27 Chain: P, Q Engineered: Yes		Synthetic: Yes Organism_scientific: Gallus Gallus Organism_common: Bantam,Chickens Organism_taxid: 9031
Molecule: Tcr 21.3 Alpha Chain Chain: C, G Engineered: Yes		Organism_scientific: Mus Musculus Organism_common: Mouse Organism_taxid: 10090 Gene: H2-Ab1 Expression_system: Drosophila Melanogaster Expression_system_taxid: 7227 Expression_system_strain: S2 Cells Expression_system_vector_type: Plasmid Expression_system_plasmid: Prmha-3
Molecule: Tcr 21.3 Beta Chain Chain: D, H Engineered: Yes		Organism_scientific: Mus Musculus Organism_common: Mouse Organism_taxid: 10090 Gene: H2-Ab1 Expression_system: Drosophila Melanogaster Expression_system_taxid: 7227 Expression_system_strain: S2 Cells Expression_system_vector_type: Plasmid Expression_system_plasmid: Prmha-3
symmetry	Space Group: P 21 21 21	R_factor 0.253 R_Free 0.281
crystal cell	length a length b length c angle alpha angle beta angle gamma 67.468 99.391 404.677 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.89 Å
ligand	NAG	enzyme
Gene Ontology	Chain Function Process Component A, E F, B
Primary reference	The diabetogenic mouse MHC class II molecule I-Ag7 is endowed with a switch that modulates TCR affinity., Yoshida K, Corper AL, Herro R, Jabri B, Wilson IA, Teyton L, J Clin Invest. 2010 May 3;120(5):1578-90. doi: 10.1172/JCI41502. Epub 2010, Apr 19. PMID:20407212

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (549 Kb) [Save to disk] Biological Unit Coordinates (3mbe.pdb1.gz) 270 Kb Biological Unit Coordinates (3mbe.pdb2.gz) 277 Kb LPC: Ligand-Protein Contacts for 3MBE CSU: Contacts of Structural Units for 3MBE Structure Factors (293 Kb) Retrieve 3MBE in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3MBE from S2C, [Save to disk] Re-refined 3mbe structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3MBE in 3D

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Visual 3D analysis of 3MBE

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 3MBE, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3mbe_F] [3mbe_G] [3mbe_Q] [3mbe] [3mbe_B] [3mbe_A] [3mbe_H] [3mbe_E] [3mbe_C] [3mbe_D] [3mbe_P] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 3MBE: [IG] [IG_like] [IGc1] [IGv] [MHC_II_alpha] [MHC_II_beta ] by SMART

Other resources with information on 3MBE

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

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