2CNK

Crystal structures of caspase-3 in complex with aza-peptide epoxide inhibitors.


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.193
  • R-Value Work: 0.165

Literature

Macromolecules
Sequence Display for 2CNK

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 29413.77

Macromolecule Entities
Molecule Chains Length Organism Details
CASPASE-3 P17 SUBUNIT A 147 Homo sapiens EC#: 3.4.22.56 IUBMB
Fragment: ALPHA SUBUNIT, RESIDUES 29-175
Gene Name(s): CASP3 Gene View CPP32
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
CASPASE-3 P12 SUBUNIT B 103 Homo sapiens EC#: 3.4.22.56 IUBMB
Fragment: BETA SUBUNIT, RESIDUES 176-277
Gene Name(s): CASP3 Gene View CPP32
AZA-PEPTIDE EXPOXIDE I 5 Synthetic construct Fragment: CBZ-ASP-GLU-VAL-AASP-EP-COO-CH2PH

Small Molecules
Biologically Interesting Molecules 1 Unique
ID Chains Name Type/Class 2D Diagram 3D Interactions
PRD_000673
Query on PRD_000673
I CBZ-ASP-GLU-VAL-azaASP-EP-COO-CH2PH Peptide-like /
Enzyme inhibitor
Ligand Explorer Electron Density (JSmol) Electron Density (JSmol) Electron Density (JSmol) Electron Density (JSmol) Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.193
  • R-Value Work: 0.165
  • Space Group: I 2 2 2

Unit Cell:

Length (Å) Angle (°)
a = 66.78 α = 90.00
b = 83.79 β = 90.00
c = 96.45 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2006-05-22
  • Released Date: 2007-05-22
  • Deposition author(s): Ganesan, R., Jelakovic, S., Campbell, A.J., Li, Z.Z., Asgian, J.L., Powers, J.C., Grutter, M.G.

Revision History

  • Version 1_0: 2007-05-22

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance

  • Version 1_2: 2012-11-30

    Type: Other

  • Version 1_3: 2017-02-08

    Type: Source and taxonomy

  • Version 1_4: 2017-06-28

    Type: Data collection