1PYT

TERNARY COMPLEX OF PROCARBOXYPEPTIDASE A, PROPROTEINASE E, AND CHYMOTRYPSINOGEN C


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.35 Å
  • R-Value Free: 0.283
  • R-Value Work: 0.192

Literature

Macromolecules
Sequence Display for 1PYT

Classification: TERNARY COMPLEX (ZYMOGEN)

Total Structure Weight: 100423.58

Macromolecule Entities
Molecule Chains Length Organism Details
PROCARBOXYPEPTIDASE A A 94 Bos taurus EC#: 3.4.17.1 IUBMB
Gene Name(s): CPA1 Gene View CPA
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
PROCARBOXYPEPTIDASE A B 309 Bos taurus EC#: 3.4.17.1 IUBMB
Gene Name(s): CPA1 Gene View CPA
PROPROTEINASE E C 253 Bos taurus Mutation: E477Q, Q557E, W570AY, N592D, D639N
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
CHYMOTRYPSINOGEN C D 251 Bos taurus Gene Name(s): CTRC Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

B ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

C 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: 2.35 Å
  • R-Value Free: 0.283
  • R-Value Work: 0.192
  • Space Group: H 3

Unit Cell:

Length (Å) Angle (°)
a = 188.50 α = 90.00
b = 188.50 β = 90.00
c = 82.50 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1995-06-21
  • Released Date: 1997-01-27
  • Deposition author(s): Gomis-Ruth, F.X., Gomez, M., Bode, W., Huber, R., Aviles, F.X.

Revision History

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