1INC

CRYSTAL STRUCTURES OF THE COMPLEX OF PORCINE PANCREATIC ELASTASE WITH TWO VALINE-DERIVED BENZOXAZINONE INHIBITORS

Structural Biology Knowledgebase: 1INC SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.94 Å
  • R-Value Work: 0.172

Literature

Macromolecules
Sequence Display for 1INC

Classification: HYDROLASE(SERINE PROTEINASE)

Total Structure Weight: 26419.17

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
ICL
Query on ICL

A [1-(3-CHLORO-2-FORMYL-PHENYLCARBAMOYL)-2- METHYL-PROPYL]-CARBAMIC ACID TERT-BUTYL ESTER
C17 H23 Cl N2 O4
GBHYPZDGTWSQFR-AWEZNQCLSA-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)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
ICL N/A in BindingDB
N/A in BindingMoad
Ki: 0.46 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.94 Å
  • R-Value Observed:
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 52.10 α = 90.00
b = 58.00 β = 90.00
c = 75.10 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1993-03-19
  • Released Date: 1994-01-31
  • Deposition author(s): Meyer, E.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4