1PPE

THE REFINED 2.0 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF THE COMPLEX FORMED BETWEEN BOVINE BETA-TRYPSIN AND CMTI-I, A TRYPSIN INHIBITOR FROM SQUASH SEEDS (CUCURBITA MAXIMA): TOPOLOGICAL SIMILARITY OF THE SQUASH SEED INHIBITORS WITH THE CARBOXYPEPTIDASE A INHIBITOR FROM POTATOES

Structural Biology Knowledgebase: 1PPE SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Work: 0.151

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1PPE

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 26604.32

Macromolecule Entities
Molecule Chains Length Organism Details
TRYPSIN E 223 Bos taurus EC#: 3.4.21.4 IUBMB
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
TRYPSIN INHIBITOR CMTI-I I 29 Cucurbita maxima Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG


Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed:
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 59.28 α = 90.00
b = 55.47 β = 90.00
c = 74.59 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1991-10-24
  • Released Date: 1994-01-31
  • Deposition author(s): Bode, W., Huber, R.

Revision History

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