1P7W

Crystal structure of the complex of Proteinase K with a designed heptapeptide inhibitor Pro-Ala-Pro-Phe-Ala-Ser-Ala at atomic resolution

Structural Biology Knowledgebase: 1P7W SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.02 Å
  • R-Value Free: 0.142
  • R-Value Work: 0.129

Literature

Macromolecules
Sequence Display for 1P7W

Classification: HYDROLASE

Total Structure Weight: 30008.87

Macromolecule Entities
Molecule Chains Length Organism Details
proteinase K A 279 Parengyodontium album EC#: 3.4.21.64 IUBMB
Mutation: S207D
Gene Name(s): PROK
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
inhibitor peptide B 7 synthetic

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NO3
Query on NO3

A NITRATE ION
N O3
NHNBFGGVMKEFGY-UHFFFAOYSA-N
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: 1.02 Å
  • R-Value Free: 0.142
  • R-Value Work: 0.129
  • Space Group: P 43 21 2

Unit Cell:

Length (Å) Angle (°)
a = 67.83 α = 90.00
b = 67.83 β = 90.00
c = 101.56 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-05-06
  • Released Date: 2004-05-18
  • Deposition author(s): Bilgrami, S., Perbandt, M., Chandra, V., Banumathi, S., Kaur, P., Betzel, C., Singh, T.P.

Revision History

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