9EST

STRUCTURAL STUDY OF PORCINE PANCREATIC ELASTASE COMPLEXED WITH 7-AMINO-3-(2-BROMOETHOXY)-4-CHLOROISOCOUMARIN AS A NONREACTIVATABLE DOUBLY COVALENT ENZYME-INHIBITOR COMPLEX


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.171

Literature

Macromolecules
Sequence Display for 9EST

Classification: HYDROLASE(SERINE PROTEINASE)

Total Structure Weight: 26350.29

Macromolecule Entities
Molecule Chains Length Organism Details
PORCINE PANCREATIC ELASTASE A 240 Sus scrofa EC#: 3.4.21.36 IUBMB
Mutation: D77N
Gene Name(s): CELA1 Gene View ELA1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A (2-BROMOETHYL)(2-'FORMYL-4'-AMINOPHENYL) ACETATE
C11 H12 Br N O3
SMKXVWWBCFWRMP-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
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)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.171
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 51.13 α = 90.00
b = 58.14 β = 90.00
c = 75.45 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1991-01-14
  • Released Date: 1994-01-31
  • Deposition author(s): Radhakrishnan, R., Powers, J.C., Meyer Jr., E.F.

Revision History

  • 2008-03-03
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance