2PKA

REFINED 2 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF PORCINE PANCREATIC KALLIKREIN A, A SPECIFIC TRYPSIN-LIKE SERINE PROTEINASE. CRYSTALLIZATION, STRUCTURE DETERMINATION, CRYSTALLOGRAPHIC REFINEMENT, STRUCTURE AND ITS COMPARISON WITH BOVINE TRYPSIN


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.05 Å
  • R-Value Work: 0.220

Literature

Macromolecules
Sequence Display for 2PKA

Classification: SERINE PROTEINASE

Total Structure Weight: 51501.52

Macromolecule Entities
Molecule Chains Length Organism Details
KALLIKREIN A A, X 80 Sus scrofa EC#: 3.4.21.35 IUBMB
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
KALLIKREIN A B, Y 152 Sus scrofa EC#: 3.4.21.35 IUBMB
Mutation: N239D
Gene Name(s):

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
BEN
Query on BEN

B, Y BENZAMIDINE
C7 H8 N2
PXXJHWLDUBFPOL-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.05 Å
  • R-Value Observed:
  • Space Group: P 41 21 2

Unit Cell:

Length (Å) Angle (°)
a = 90.20 α = 90.00
b = 90.20 β = 90.00
c = 159.40 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1984-05-21
  • Released Date: 1984-07-19
  • Deposition author(s): Bode, W., Chen, Z.

Revision History

  • 2008-03-24
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance