1MHC	Histocompatibility Antigen Peptide	date	Aug 23, 1995
title	Model Of Mhc Class I H2-M3 With Nonapeptide From Rat Nd1 Ref 2.3 Angstroms Resolution
authors	C.R.Wang, K.Fischer Lindahl, J.Deisenhofer
compound		source
Molecule: Mhc Class I Antigen H2-M3 Chain: A, D Synonym: Major Histocompatibility Complex Engineered: Yes Mutation: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Gene: H2-M3 B2m Expression_system: Drosophila Melanogaster Expression_system_common: Fruit Fly Expression_system_taxid: 7227 Expression_system_gene: H2-M3 B2m
Molecule: Mhc Class I Antigen H2-M3 Chain: B, E Synonym: Major Histocompatibility Complex Engineered: Yes Mutation: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Gene: H2-M3 B2m Expression_system: Drosophila Melanogaster Expression_system_common: Fruit Fly Expression_system_taxid: 7227 Expression_system_gene: H2-M3 B2m
Molecule: Nonapeptide From Rat Nadh Dehydrogenase Chain: C, F Synonym: Nd1 Engineered: Yes		Organism_scientific: Rattus Rattus Organism_common: Black Rat Organism_taxid: 10117
symmetry	Space Group: P 1	R_factor 0.190 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.250 66.100 55.170 102.71 96.28 110.19
method	X-Ray Diffraction	resolution	2.10 Å
ligand	FME, NAG	enzyme
related structures	by homologous chain: 1JGE, 1W0W
Gene Ontology	Chain Function Process Component E, B
Primary reference	Nonclassical binding of formylated peptide in crystal structure of the MHC class Ib molecule H2-M3., Wang CR, Castano AR, Peterson PA, Slaughter C, Lindahl KF, Deisenhofer J, Cell 1995 Aug 25;82(4):655-64. PMID:7664344

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (138 Kb) [Save to disk] Biological Unit Coordinates (1mhc.pdb1.gz) 68 Kb Biological Unit Coordinates (1mhc.pdb2.gz) 68 Kb Biological Unit Coordinates (1mhc.pdb3.gz) 133 Kb LPC: Ligand-Protein Contacts for 1MHC CSU: Contacts of Structural Units for 1MHC Likely Quarternary Molecular Structure file(s) for 1MHC Structure Factors (284 Kb) Retrieve 1MHC in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1MHC from S2C, [Save to disk] Re-refined 1mhc structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1MHC 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 1MHC

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 1MHC, from MSDmotif at EBI Genome occurence of 1MHC's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1mhca2, region A:1-181 [Jmol] [rasmolscript] [script source]     - Domain d1mhca1, region A:182-276 [Jmol] [rasmolscript] [script source]     - Domain d1mhcb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1mhcd2, region D:1-181 [Jmol] [rasmolscript] [script source]     - Domain d1mhcd1, region D:182-276 [Jmol] [rasmolscript] [script source]     - Domain d1mhce_, region E [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1mhc_A] [1mhc_B] [1mhc_F] [1mhc_D] [1mhc] [1mhc_C] [1mhc_E] SWISS-PROT database: [P01887] [P03889] [Q31093] Domain organization of [B2MG_MOUSE] [NU1M_RAT] [Q31093_MOUSE] by SWISSPFAM Domain found in 1MHC: [IGc1 ] by SMART

Other resources with information on 1MHC

Community annotation for 1MHC at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 1MHC from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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