1ELC

Analogous inhibitors of elastase do not always bind analogously


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Observed: 0.150

Literature

Macromolecules
Sequence Display for 1ELC

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 26475.68

Macromolecule Entities
Molecule Chains Length Organism Details
ELASTASE A 240 Sus scrofa EC#: 3.4.21.36 IUBMB
Mutation: D81N
Gene Name(s): CELA1 Gene View ELA1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
0Z3
Query on 0Z3

A 6-ammonio-N-(trifluoroacetyl)-L-norleucyl- N-[4-(1-methylethyl)phenyl]-L-phenylalaninamide
C26 H34 F3 N4 O3
SKWCLCMPIGFAOR-VXKWHMMOSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Biologically Interesting Molecules 1 Unique
ID Chains Name Type/Class 2D Diagram 3D Interactions
PRD_000367
Query on PRD_000367
A TRIFLUOROACETYL-L-PHENYLALANYL-P-ISOPROPYLANILID Peptide-like /
Inhibitor
Ligand Explorer

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Observed: 0.150
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 51.20 α = 90.00
b = 58.00 β = 90.00
c = 75.46 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1993-12-07
  • Released Date: 1994-04-30
  • Deposition author(s): Mattos, C., Rasmussen, B., Ding, X., Petsko, G.A., Ringe, D.

Revision History

  • Version 1_0: 1994-04-30

    Type: Initial release

  • Version 1_1: 2008-03-03

    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