1EPQ

ENDOTHIA ASPARTIC PROTEINASE (ENDOTHIAPEPSIN) COMPLEXED WITH PD-133,450 (SOT PHE GLY+SCC GCL)

Structural Biology Knowledgebase: 1EPQ SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.170

Literature

Macromolecules
Sequence Display for 1EPQ

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 34663.18

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
0QF
Query on 0QF

E N-[(1R)-2-{[(1R,2R,3S)-1-(cyclohexylmethyl)- 2,3-dihydroxy-5-methylhexyl]amino}-1-(ethylsulfanyl)- 2-oxoethyl]-Nalpha-(morpholin-4-ylsulfonyl)- D-phenylalaninamide
450, (Synonym)
C31 H52 N4 O7 S2
KJPRBAWNGKPDKH-WKEJTYEPSA-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)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
0QF N/A in BindingDB
Ki: 6.5 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.170
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 43.10 α = 90.00
b = 75.70 β = 97.00
c = 42.90 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): Dealwis, C., Cooper, J.B., Blundell, T.L.

Revision History

  • 2012-12-12
    Type: Other | Details: Add PRD info
  • 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
  • 2011-07-13
    Type: Polymer description | Details: Changed inhibitor presentation or chemistry