1IEA Histocompatibility Antigen date Apr 05, 1996
title Histocompatibility Antigen
authors D.H.Fremont, W.A.Hendrickson, P.Marrack, J.Kappler
compound source
Molecule: Mhc Class II I-Ek
Chain: A, C
Engineered: Yes
Other_details: With Covalently Bound Hb Peptide
Organism_scientific: Mus Musculus
Organism_common: House Mouse
Organism_taxid: 10090
Expression_system: Spodoptera Frugiperda
Expression_system_common: Fall Armyworm
Expression_system_taxid: 7108

Molecule: Mhc Class II I-Ek
Chain: B, D
Engineered: Yes
Other_details: With Covalently Bound Hb Peptide

Organism_scientific: Mus Musculus
Organism_common: House Mouse
Organism_taxid: 10090
Expression_system: Spodoptera Frugiperda
Expression_system_common: Fall Armyworm
Expression_system_taxid: 7108
symmetry Space Group: C 1 2 1
R_factor 0.202 R_Free 0.274
crystal
cell
length a length b length c angle alpha angle beta angle gamma
147.020 57.090 117.010 90.00 91.52 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand NAG enzyme
related structures by homologous chain: 1JWU, 1KLG
Gene
Ontology
ChainFunctionProcessComponent
A, C


D, B


Primary referenceStructures of an MHC class II molecule with covalently bound single peptides., Fremont DH, Hendrickson WA, Marrack P, Kappler J, Science 1996 May 17;272(5264):1001-4. PMID:8638119
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (140 Kb) [Save to disk]
  • Biological Unit Coordinates (1iea.pdb1.gz) 68 Kb
  • Biological Unit Coordinates (1iea.pdb2.gz) 69 Kb
  • LPC: Ligand-Protein Contacts for 1IEA
  • CSU: Contacts of Structural Units for 1IEA
  • Likely Quarternary Molecular Structure file(s) for 1IEA
  • Retrieve 1IEA in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1IEA from S2C, [Save to disk]
  • View 1IEA 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 1IEA
  • 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 1IEA, from MSDmotif at EBI
  • Genome occurence of 1IEA's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ieaa2, region A:1-81 [Jmol] [rasmolscript] [script source]
        - Domain d1ieaa1, region A:82-182 [Jmol] [rasmolscript] [script source]
        - Domain d1ieab2, region B:4-92 [Jmol] [rasmolscript] [script source]
        - Domain d1ieab1, region B:93-188 [Jmol] [rasmolscript] [script source]
        - Domain d1ieac2, region C:1-81 [Jmol] [rasmolscript] [script source]
        - Domain d1ieac1, region C:82-182 [Jmol] [rasmolscript] [script source]
        - Domain d1iead2, region D:4-92 [Jmol] [rasmolscript] [script source]
        - Domain d1iead1, region D:93-188 [Jmol] [rasmolscript] [script source]
  • Fold representative 1iea from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1iea_B] [1iea] [1iea_C] [1iea_A] [1iea_D]
  • SWISS-PROT database: [P01904]
  • Domain organization of [HA21_MOUSE] by SWISSPFAM
  • Domains found in 1IEA: [IGc1] [MHC_II_alpha] [MHC_II_beta ] by SMART
  • Other resources with information on 1IEA
  • Community annotation for 1IEA at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1IEA from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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