1TO2

crystal structure of the complex of subtilisin BPN' with chymotrypsin inhibitor 2 M59K, in pH 9 cryosoak


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.3 Å
  • R-Value Free: 0.183
  • R-Value Work: 0.168

Literature

Macromolecules
Sequence Display for 1TO2

Classification: HYDROLASE

Total Structure Weight: 40699.78

Macromolecule Entities
Molecule Chains Length Organism Details
Subtilisin BPN' E 281 Bacillus amyloliquefaciens EC#: 3.4.21.62 IUBMB
Gene Name(s): apr
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
chymotrypsin inhibitor 2 I 64 Hordeum vulgare Mutation: M59K
Gene Name(s): Ica-2
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
15P
Query on 15P

E POLYETHYLENE GLYCOL (N=34)
PEG 1500 (Synonym)
C69 H140 O35
VUYXVWGKCKTUMF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CIT
Query on CIT

E CITRIC ACID
C6 H8 O7
KRKNYBCHXYNGOX-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

E CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NA
Query on NA

E SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.3 Å
  • R-Value Free: 0.183
  • R-Value Work: 0.168
  • Space Group: P 65 2 2

Unit Cell:

Length (Å) Angle (°)
a = 93.67 α = 90.00
b = 93.67 β = 90.00
c = 185.92 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2004-06-11
  • Released Date: 2004-11-09
  • Deposition author(s): Radisky, E.S., Kwan, G., Karen Lu, C.J., Koshland Jr., D.E.

Revision History

  • Version 1_0: 2004-11-09

    Type: Initial release

  • Version 1_1: 2008-04-30

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance

  • Version 1_3: 2017-10-11

    Type: Refinement description