4EST

CRYSTAL STRUCTURE OF THE COVALENT COMPLEX FORMED BY A PEPTIDYL ALPHA,ALPHA-DIFLUORO-BETA-KETO AMIDE WITH PORCINE PANCREATIC ELASTASE AT 1.78-ANGSTROMS RESOLUTION


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.78 Å
  • R-Value Work: 0.160 

wwPDB Validation 3D Report Full Report


This is version 2.0 of the entry. See complete history

Literature

Crystal Structure of the Covalent Complex Formed by a Peptidyl Alpha,Alpha-Difluoro-Beta-Keto Amide with Porcine Pancreatic Elastase at 1.78-Angstroms Resolution

Takahashi, L.H.Radhakrishnan, R.Rosenfieldjunior, R.E.Meyerjunior, E.F.Trainor, D.A.

(1989) J.Am.Chem.Soc. 111: 3368


Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
ELASTASE
E
240Sus scrofaMutation(s): 0 
Gene Names: CELA1 (ELA1)
EC: 3.4.21.36
Find proteins for P00772 (Sus scrofa)
Go to Gene View: CELA1
Go to UniProtKB:  P00772
Entity ID: 2
MoleculeChainsSequence LengthOrganismDetails
INHIBITOR ACE-ALA-PRO-VAI-DIFLUORO-N-PHENYLETHYLACETAMIDE
I
6N/AMutation(s): 0 
Protein Feature View is not available: No corresponding UniProt sequence found.
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
SO4
Query on SO4

Download SDF File 
Download CCD File 
E
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
CA
Query on CA

Download SDF File 
Download CCD File 
E
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.78 Å
  • R-Value Work: 0.160 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 51.240α = 90.00
b = 58.170β = 90.00
c = 75.540γ = 90.00
Software Package:
Software NamePurpose
EREFrefinement

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 1992-04-15
    Type: Initial release
  • Version 1.1: 2008-03-10
    Type: Version format compliance
  • Version 1.2: 2011-07-13
    Type: Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance
  • Version 1.3: 2012-12-12
    Type: Other
  • Version 1.4: 2013-09-18
    Type: Structure summary
  • Version 2.0: 2018-10-03
    Type: Data collection, Polymer sequence