1ADQ Complex (Immunoglobulin Autoantigen) date Feb 18, 1997
title Crystal Structure Of A Human Igm Rheumatoid Factor Fab In Co Its Autoantigen Igg Fc
authors A.L.Corper, M.J.Taussig, B.J.Sutton
compound source
Molecule: Igg4 Rea Fc
Chain: A
Fragment: Fc
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Cell: B-Lymphocyte
Cellular_location: Extracellular
Other_details: Isolated From The Sera Of Patients With Mult Myeloma;

Molecule: Igm-Lambda Rf-An Fab (Light Chain)
Chain: L
Fragment: Fab

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Cell_line: Rf-An
Cell: B-Lymphocyte
Cellular_location: Extracellular
Other_details: Rf-An Cell Line Was Prepared From Peripheral Lymphocytes Of An Ra Patient By Transformation With Epstein Virus;

Molecule: Igm-Lambda Rf-An Fab (Heavy Chain)
Chain: H
Fragment: Fab

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Cell_line: Rf-An
Cell: B-Lymphocyte
Cellular_location: Extracellular
Other_details: Rf-An Cell Line Was Prepared From Peripheral Lymphocytes Of An Ra Patient By Transformation With Epstein Virus
symmetry Space Group: C 1 2 1
R_factor 0.225 R_Free 0.289
crystal
cell
length a length b length c angle alpha angle beta angle gamma
160.350 81.950 64.240 90.00 98.27 90.00
method X-Ray Diffractionresolution 3.15 Å
Primary referenceStructure of human IgM rheumatoid factor Fab bound to its autoantigen IgG Fc reveals a novel topology of antibody-antigen interaction., Corper AL, Sohi MK, Bonagura VR, Steinitz M, Jefferis R, Feinstein A, Beale D, Taussig MJ, Sutton BJ, Nat Struct Biol 1997 May;4(5):374-81. PMID:9145108
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (94 Kb) [Save to disk]
  • Biological Unit Coordinates (1adq.pdb1.gz) 88 Kb
  • CSU: Contacts of Structural Units for 1ADQ
  • Likely Quarternary Molecular Structure file(s) for 1ADQ
  • Structure Factors (87 Kb)
  • Retrieve 1ADQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1ADQ from S2C, [Save to disk]
  • Re-refined 1adq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1ADQ 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 1ADQ
  • 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 1ADQ, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1adqa1, region A:238-341 [Jmol] [rasmolscript] [script source]
        - Domain d1adqa2, region A:342-443 [Jmol] [rasmolscript] [script source]
        - Domain d1adqh1, region H:1-113 [Jmol] [rasmolscript] [script source]
        - Domain d1adqh2, region H:114-223B [Jmol] [rasmolscript] [script source]
        - Domain d1adql2, region L:108-215 [Jmol] [rasmolscript] [script source]
        - Domain d1adql1, region L:2-107 [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: [1adq_A] [1adq_L] [1adq_H] [1adq]
  • SWISS-PROT database: [P01861]
  • Domain organization of [IGHG4_HUMAN] by SWISSPFAM
  • Domains found in 1ADQ: [IG_like] [IGc1] [IGv ] by SMART
  • Other resources with information on 1ADQ
  • Community annotation for 1ADQ 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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