2PI0 Transcription Activator Dna date Apr 12, 2007
title Crystal Structure Of Irf-3 Bound To The Prdiii-I Regulatory Element Of The Human Interferon-B Enhancer
authors C.R.Escalante, E.Nistal-Villan, S.Leyi, A.Garcia-Sastre, A.K.Aggarwal
compound source
Molecule: Interferon Regulatory Factor 3
Chain: A, B, C, D
Fragment: Irf-3 Dna Binding Domain
Synonym: Irf-3
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Irf3
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)Plyss
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet-15b

Molecule: Prdiii-I Region Of Human Interferon-B Promoter Strand 1;
Chain: E
Engineered: Yes

Synthetic: Yes
Other_details: This Sequence Occurs Naturally In Humans

Molecule: Prdiii-I Region Of Human Interferon-B Promoter Strand 2;
Chain: F
Engineered: Yes

Synthetic: Yes
Other_details: This Sequence Occurs Naturally In Humans
symmetry Space Group: C 1 2 1
R_factor 0.181 R_Free 0.264
length a length b length c angle alpha angle beta angle gamma
173.417 46.132 129.325 90.00 129.42 90.00
method X-Ray Diffractionresolution 2.31 Å
note 2PI0 (Molecule of the Month:pdb122)
A, D, C, B

Primary referenceStructure of IRF-3 bound to the PRDIII-I regulatory element of the human interferon-beta enhancer., Escalante CR, Nistal-Villan E, Shen L, Garcia-Sastre A, Aggarwal AK, Mol Cell. 2007 Jun 8;26(5):703-16. PMID:17560375
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (202 Kb) [Save to disk]
  • Biological Unit Coordinates (2pi0.pdb1.gz) 195 Kb
  • CSU: Contacts of Structural Units for 2PI0
  • Likely Quarternary Molecular Structure file(s) for 2PI0
  • Structure Factors (239 Kb)
  • Retrieve 2PI0 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2PI0 from S2C, [Save to disk]
  • Re-refined 2pi0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2PI0 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 2PI0
  • 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 2PI0, from MSDmotif at EBI
  • Fold representative 2pi0 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2pi0_A] [2pi0_D] [2pi0_F] [2pi0_C] [2pi0_B] [2pi0] [2pi0_E]
  • SWISS-PROT database: [Q14653]
  • Domain organization of [IRF3_HUMAN] by SWISSPFAM
  • Domain found in 2PI0: [IRF ] by SMART
  • Other resources with information on 2PI0
  • Community annotation for 2PI0 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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