2PER Electron Transport date Apr 03, 2007
title Crystal Structure Of Human Chloride Intracellular Channel Pr
authors X.D.Su, Y.H.Liang, W.Mi
compound source
Molecule: Chloride Intracellular Channel Protein 2
Chain: A
Synonym: Xap121
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Tissue: Liver
Gene: Clic2
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet28a
symmetry Space Group: P 21 21 21
R_factor 0.216 R_Free 0.258
length a length b length c angle alpha angle beta angle gamma
44.050 75.927 80.477 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand MNB enzyme
  • glutathione peroxidase activ...
  • negative regulation of ryano...

  • Primary referenceThe crystal structure of human chloride intracellular channel protein 2: a disulfide bond with functional implications., Mi W, Liang YH, Li L, Su XD, Proteins. 2008 Apr;71(1):509-13. PMID:18186468
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (42 Kb) [Save to disk]
  • Biological Unit Coordinates (2per.pdb1.gz) 37 Kb
  • LPC: Ligand-Protein Contacts for 2PER
  • CSU: Contacts of Structural Units for 2PER
  • Likely Quarternary Molecular Structure file(s) for 2PER
  • Structure Factors (173 Kb)
  • Retrieve 2PER in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2PER from S2C, [Save to disk]
  • Re-refined 2per structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2PER 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 2PER
  • 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 2PER, from MSDmotif at EBI
  • Fold representative 2per from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2per_A] [2per]
  • SWISS-PROT database: [O15247]
  • Belongs to the intracellular chloride channel (clic) family according to TCDB.
  • Domain organization of [CLIC2_HUMAN] by SWISSPFAM
  • Other resources with information on 2PER
  • Community annotation for 2PER 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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