1PAD

Binding of chloromethyl ketone substrate analogues to crystalline papain


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Work:

Literature

Macromolecules
Sequence Display for 1PAD

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 23886.28

Macromolecule Entities
Molecule Chains Length Organism Details
PAPAIN A 212 Carica papaya EC#: 3.4.22.2 IUBMB
Mutation: E47Q, E118Q, E135Q
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
ACETYL-ALA-ALA-PHE-ALA-CHLOROMETHYLKETONE INHIBITOR I 6 synthetic

Small Molecules

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Observed:
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 45.00 α = 90.00
b = 104.30 β = 90.00
c = 50.80 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1976-11-01
  • Released Date: 1977-04-12
  • Deposition author(s): Drenth, J., Kalk, K.H., Swen, H.M.
  • This entry supercedes: 2PAP

Revision History

  • Version 1_0: 1977-04-12

    Type: Initial release

  • Version 1_1: 2008-03-24

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Advisory, Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance

  • Version 1_3: 2012-12-12

    Type: Other