1GHA

A SECOND ACTIVE SITE IN CHYMOTRYPSIN? THE X-RAY CRYSTAL STRUCTURE OF N-ACETYL-D-TRYPTOPHAN BOUND TO GAMMA-CHYMOTRYPSIN


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed: 0.164

Literature

Macromolecules
Sequence Display for 1GHA

Classification: HYDROLASE

Total Structure Weight: 25853.21

Macromolecule Entities
Molecule Chains Length Organism Details
GAMMA-CHYMOTRYPSIN A E 13 Bos taurus EC#: 3.4.21.1 IUBMB
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
GAMMA-CHYMOTRYPSIN A F 131 Bos taurus EC#: 3.4.21.1 IUBMB
Gene Name(s):
GAMMA-CHYMOTRYPSIN A G 97 Bos taurus EC#: 3.4.21.1 IUBMB
Gene Name(s):
PRO GLY VAL TYR PEPTIDE P 4 synthetic

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

F SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
IPA
Query on IPA

G ISOPROPYL ALCOHOL
2-PROPANOL (Synonym)
C3 H8 O
KFZMGEQAYNKOFK-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed: 0.164
  • Space Group: P 42 21 2

Unit Cell:

Length (Å) Angle (°)
a = 69.60 α = 90.00
b = 69.60 β = 90.00
c = 97.51 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-04-06
  • Released Date: 1994-06-22
  • Deposition author(s): Yennawar, H.P., Yennawar, N.H., Farber, G.K.

Revision History

  • 2008-03-24
    Type: Version format compliance
  • 2011-07-13
    Type: Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance
  • 2012-12-12
    Type: Other
  • 2013-03-13
    Type: Other