1BX2 Immune System date Oct 12, 1998
title Crystal Structure Of Hla-Dr2 (Dra0101,Drb11501) Complexed Peptide From Human Myelin Basic Protein
authors K.J.Smith, J.Pyrdol, L.Gauthier, D.C.Wiley, K.Wucherpfennig
compound source
Molecule: Protein (Hla-Dr2)
Chain: A, D
Fragment: Extracellular Domains Alpha 1, Alpha 2
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Unidentified Baculovirus
Expression_system_taxid: 10469
Expression_system_cellular_location: Secreted
Expression_system_vector_type: Virus
Expression_system_vector: Baculovirus

Molecule: Protein (Hla-Dr2)
Chain: B, E
Fragment: Extracellular Domains Beta 1, Beta 2

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606

Molecule: Protein (Hla-Dr2)
Chain: C, F
Fragment: Peptide From Human Myelin Basic Protein

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Other_details: Myelin Basic Protein Peptide Was Covalently The N-Terminus Of The Hla-Dr2 Beta Chain
symmetry Space Group: P 43 21 2
R_factor 0.238 R_Free 0.266
length a length b length c angle alpha angle beta angle gamma
95.403 95.403 295.219 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.60 Å
ligand NAG enzyme
related structures by homologous chain: 1FYT, 1IAO, 1R5I
A, D

E, B

F, C

Primary referenceCrystal structure of HLA-DR2 (DRA*0101, DRB1*1501) complexed with a peptide from human myelin basic protein., Smith KJ, Pyrdol J, Gauthier L, Wiley DC, Wucherpfennig KW, J Exp Med 1998 Oct 19;188(8):1511-20. PMID:9782128
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (132 Kb) [Save to disk]
  • Biological Unit Coordinates (1bx2.pdb1.gz) 126 Kb
  • Biological Unit Coordinates (1bx2.pdb2.gz) 65 Kb
  • Biological Unit Coordinates (1bx2.pdb3.gz) 64 Kb
  • LPC: Ligand-Protein Contacts for 1BX2
  • CSU: Contacts of Structural Units for 1BX2
  • Likely Quarternary Molecular Structure file(s) for 1BX2
  • Retrieve 1BX2 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1BX2 from S2C, [Save to disk]
  • View 1BX2 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 1BX2
  • 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 1BX2, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1bx2a2, region A:2-81 [Jmol] [rasmolscript] [script source]
        - Domain d1bx2a1, region A:82-181 [Jmol] [rasmolscript] [script source]
        - Domain d1bx2b2, region B:3-92 [Jmol] [rasmolscript] [script source]
        - Domain d1bx2b1, region B:93-193 [Jmol] [rasmolscript] [script source]
        - Domain d1bx2d2, region D:2-81 [Jmol] [rasmolscript] [script source]
        - Domain d1bx2d1, region D:82-181 [Jmol] [rasmolscript] [script source]
        - Domain d1bx2e2, region E:3-92 [Jmol] [rasmolscript] [script source]
        - Domain d1bx2e1, region E:93-191 [Jmol] [rasmolscript] [script source]
  • Fold representative 1bx2 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: [1bx2_F] [1bx2_E] [1bx2_A] [1bx2] [1bx2_C] [1bx2_B] [1bx2_D]
  • SWISS-PROT database: [P04229] [P01903] [P02686]
  • Domain organization of [2B11_HUMAN] [DRA_HUMAN] [MBP_HUMAN] by SWISSPFAM
  • Domains found in 1BX2: [IGc1] [MHC_II_alpha] [MHC_II_beta ] by SMART
  • Other resources with information on 1BX2
  • Community annotation for 1BX2 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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