1T6B Membrane Protein Toxin date May 05, 2004
title Crystal Structure Of B. Anthracis Protective Antigen Complex Human Anthrax Toxin Receptor
authors E.Santelli, L.A.Bankston, S.H.Leppla, R.C.Liddington
compound source
Molecule: Protective Antigen
Chain: X
Engineered: Yes
Organism_scientific: Bacillus Anthracis
Organism_taxid: 1392
Expression_system: Bacillus Anthracis
Expression_system_taxid: 1392
Expression_system_strain: Bh445
Expression_system_vector_type: Plasmid

Molecule: Anthrax Toxin Receptor 2
Chain: Y
Fragment: Ai Domain
Synonym: Capillary Morphogenesis Protein-2; Cmg-2
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Antxr2,Cmg2
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet15b
symmetry Space Group: P 21 21 21
R_factor 0.207 R_Free 0.266
length a length b length c angle alpha angle beta angle gamma
88.160 94.118 135.597 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.50 Å
ligand CA, MN, NA, PG4 enzyme
related structures by homologous chain: 1ACC, 1SHT


Primary referenceCrystal structure of a complex between anthrax toxin and its host cell receptor., Santelli E, Bankston LA, Leppla SH, Liddington RC, Nature 2004 Aug 19;430(7002):905-8. Epub 2004 Jul 4. PMID:15243628
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (143 Kb) [Save to disk]
  • Biological Unit Coordinates (1t6b.pdb1.gz) 136 Kb
  • LPC: Ligand-Protein Contacts for 1T6B
  • CSU: Contacts of Structural Units for 1T6B
  • Likely Quarternary Molecular Structure file(s) for 1T6B
  • Structure Factors (323 Kb)
  • Retrieve 1T6B in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1T6B from S2C, [Save to disk]
  • Re-refined 1t6b structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1T6B 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 1T6B
  • 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 1T6B, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1t6bx_, region X [Jmol] [rasmolscript] [script source]
        - Domain d1t6by_, region Y [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: [1t6b_X] [1t6b] [1t6b_Y]
  • SWISS-PROT database: [P58335] [P13423]
  • Belongs to the channel-forming bacillus anthracis protective antigen (bapa) family according to TCDB.
  • Domain organization of [ANTR2_HUMAN] [PAG_BACAN] by SWISSPFAM
  • Domains found in 1T6B: [PA14] [VWA ] by SMART
  • Other resources with information on 1T6B
  • Community annotation for 1T6B 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, 1996-2014,2022
    Bioinformatics Unit
    Weizmann Institute of Science