1BQS Membrane Protein date Aug 18, 1998
title The Crystal Structure Of Mucosal Addressin Cell Adhesion Mol (Madcam-1)
authors K.Tan, J.M.Casasnovas, J.H.Liu, M.J.Briskin, T.A.Springer, J.H.W
compound source
Molecule: Protein (Mucosal Addressin Cell Adhesion Molecule
Chain: A
Fragment: Extracellular Region With Two Ig-Like Domains
Synonym: Madcam-1
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Cell: Hematopoietic And Endothelial Cells
Plasmid: Pbj5-Gs-Madcam-1
symmetry Space Group: C 2 2 21
R_factor 0.223 R_Free 0.280
length a length b length c angle alpha angle beta angle gamma
65.760 101.100 70.040 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.20 Å
ligand NDG enzyme
related structures by homologous chain: 1GSM

Primary referenceThe structure of immunoglobulin superfamily domains 1 and 2 of MAdCAM-1 reveals novel features important for integrin recognition., Tan K, Casasnovas JM, Liu JH, Briskin MJ, Springer TA, Wang JH, Structure 1998 Jun 15;6(6):793-801. PMID:9655832
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (39 Kb) [Save to disk]
  • Biological Unit Coordinates (1bqs.pdb1.gz) 34 Kb
  • LPC: Ligand-Protein Contacts for 1BQS
  • CSU: Contacts of Structural Units for 1BQS
  • Likely Quarternary Molecular Structure file(s) for 1BQS
  • Structure Factors (90 Kb)
  • Retrieve 1BQS in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1BQS from S2C, [Save to disk]
  • Re-refined 1bqs structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1BQS 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 1BQS
  • 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 1BQS, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1bqsa1, region A:1-90 [Jmol] [rasmolscript] [script source]
        - Domain d1bqsa2, region A:91-209 [Jmol] [rasmolscript] [script source]
  • Fold representative 1bqs 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: [1bqs] [1bqs_A]
  • SWISS-PROT database: [Q13477]
  • Domain organization of [MADCA_HUMAN] by SWISSPFAM
  • Domain found in 1BQS: [IG ] by SMART
  • Other resources with information on 1BQS
  • Community annotation for 1BQS at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014
    Bioinformatics Unit
    Weizmann Institute of Science