2CHA

THE STRUCTURE OF CRYSTALLINE ALPHA-CHYMOTRYPSIN, $V.THE ATOMIC STRUCTURE OF TOSYL-ALPHA-CHYMOTRYPSIN AT 2 ANGSTROMS RESOLUTION

Structural Biology Knowledgebase: 2CHA SBKB.org


Experimental Data Snapshot

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

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 2CHA

Classification: HYDROLASE (SERINE PROTEINASE)

Total Structure Weight: 50870.04

Macromolecule Entities
Molecule Chains Length Organism Details
ALPHA-CHYMOTRYPSIN A A, E 13 Bos taurus EC#: 3.4.21.1 IUBMB
Gene Name(s):
ALPHA-CHYMOTRYPSIN A B, F 131 Bos taurus EC#: 3.4.21.1 IUBMB
Gene Name(s):
ALPHA-CHYMOTRYPSIN A C, G 97 Bos taurus EC#: 3.4.21.1 IUBMB
Gene Name(s):

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

C, G PARA-TOLUENE SULFONATE
C7 H8 O3 S
JOXIMZWYDAKGHI-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed:
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 49.10 α = 90.00
b = 67.40 β = 101.70
c = 65.90 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1975-01-01
  • Released Date: 1977-01-18
  • Deposition author(s): Birktoft, J.J., Blow, D.M.

Revision History

  • 2011-08-24
    Type: Non-polymer description | Details: --
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Flag nonstandard coordinate frame | Details: Tagged nonstandard coordinate frame