1HXY Immune System Toxin date Jan 17, 2001
title Crystal Structure Of Staphylococcal Enterotoxin H In Complex With Human Mhc Class II
authors K.Petersson, M.Hakansson, H.Nilsson, G.Forsberg, L.A.Svensson, A.Liljas, B.Walse
compound source
Molecule: Hla Class II Histocompatibility Antigen, Dr Alpha Chain;
Chain: A
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Plm1

Molecule: Hla Class II Histocompatibility Antigen, Dr-1 Beta Chain;
Chain: B
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Plm1

Molecule: Hemagglutinin
Chain: C
Engineered: Yes

Synthetic: Yes
Other_details: This Peptide Was Chemically Synthesized. The Sequence Of The Peptide Is Naturally Found In Influenza A Virus.;

Molecule: Enterotoxin H
Chain: D
Engineered: Yes

Organism_scientific: Staphylococcus Aureus
Organism_taxid: 1280
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Ul635
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Plr16
symmetry Space Group: C 1 2 1
R_factor 0.202 R_Free 0.258
crystal
cell
length a length b length c angle alpha angle beta angle gamma
123.624 122.843 48.513 90.00 100.13 90.00
method X-Ray Diffractionresolution 2.60 Å
ligand ZN enzyme
related structures by homologous chain: 1ES0, 1F77, 1FYT, 1JWS
Gene
Ontology
ChainFunctionProcessComponent
A


B


D


Primary referenceCrystal structure of a superantigen bound to MHC class II displays zinc and peptide dependence., Petersson K, Hakansson M, Nilsson H, Forsberg G, Svensson LA, Liljas A, Walse B, EMBO J 2001 Jul 2;20(13):3306-12. PMID:11432818
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (103 Kb) [Save to disk]
  • Biological Unit Coordinates (1hxy.pdb1.gz) 99 Kb
  • LPC: Ligand-Protein Contacts for 1HXY
  • CSU: Contacts of Structural Units for 1HXY
  • Likely Quarternary Molecular Structure file(s) for 1HXY
  • Structure Factors (177 Kb)
  • Retrieve 1HXY in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HXY from S2C, [Save to disk]
  • Re-refined 1hxy structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1HXY 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 1HXY
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1HXY, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1hxya2, region A:3-81 [Jmol] [rasmolscript] [script source]
        - Domain d1hxya1, region A:82-182 [Jmol] [rasmolscript] [script source]
        - Domain d1hxyb2, region B:3-92 [Jmol] [rasmolscript] [script source]
        - Domain d1hxyb1, region B:93-190 [Jmol] [rasmolscript] [script source]
        - Domain d1hxyd2, region D:102-213 [Jmol] [rasmolscript] [script source]
        - Domain d1hxyd1, region D:2-101 [Jmol] [rasmolscript] [script source]
  • Fold representative 1hxy 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: [1hxy_C] [1hxy_A] [1hxy_B] [1hxy_D] [1hxy]
  • SWISS-PROT database: [P04229] [P01903] [P0A0M0]
  • Domain organization of [2B11_HUMAN] [DRA_HUMAN] [ETXH_STAAU] by SWISSPFAM
  • Domains found in 1HXY: [IGc1] [MHC_II_alpha] [MHC_II_beta ] by SMART
  • Other resources with information on 1HXY
  • Community annotation for 1HXY at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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