1EPN

A STRUCTURAL COMPARISON OF 21 INHIBITOR COMPLEXES OF THE ASPARTIC PROTEINASE FROM ENDOTHIA PARASITICA

Structural Biology Knowledgebase: 1EPN SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Observed: 0.170

Literature

Macromolecules
Sequence Display for 1EPN

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 34723.14

Macromolecule Entities
Molecule Chains Length Organism Details
ENDOTHIAPEPSIN E 330 Cryphonectria parasitica EC#: 3.4.23.22 IUBMB
Gene Name(s): EAPA EPN-1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

E N-(morpholin-4-ylcarbonyl)-L-phenylalanyl- N-[(1R,2S)-1-(cyclohexylmethyl)-2-hydroxy- 3-(1-methylethoxy)-3-oxopropyl]-S-methyl- L-cysteinamide
794, (Synonym)
C31 H48 N4 O7 S
UZQBKCWYZBHBOW-YIPNQBBMSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

E SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Biologically Interesting Molecules 1 Unique
ID Chains Name Type/Class 2D Diagram 3D Interactions
PRD_000432
Query on PRD_000432
E Terlakiren inhibitor CP-80,794 Peptide-like /
Inhibitor
Ligand Explorer

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Observed: 0.170
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 43.11 α = 90.00
b = 76.08 β = 96.80
c = 42.99 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-07-27
  • Released Date: 1994-12-20
  • Deposition author(s): Crawford, M., Cooper, J.B., Blundell, T.L.

Revision History

  • 2012-12-12
    Type: Other | Details: Add PRD info
  • 2011-07-13
    Type: Polymer description | Details: Changed inhibitor presentation or chemistry
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Atom nomenclature | Details: Atom nomenclature
  • 2011-07-13
    Type: Binding sites and description | Details: Binding sites and description
  • 2011-07-13
    Type: Non-polymer description | Details: Non-polymer description
  • 2011-07-13
    Type: Function and keywords | Details: Function and keywords
  • 2011-07-13
    Type: Linkage | Details: Linkage
  • 2011-07-13
    Type: Sequence database correspondence | Details: Sequence database correspondence