3BTD

The Crystal Structures of the Complexes Between the Bovine Beta-Trypsin and Ten P1 Variants of BPTI.

Structural Biology Knowledgebase: 3BTD SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Free: 0.230
  • R-Value Work: 0.195

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3BTD

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 30244.19

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (TRYPSIN) E 223 Bos taurus EC#: 3.4.21.4 IUBMB
Gene Name(s):
PROTEIN (BOVINE PANCREATIC TRYPSIN INHIBITOR) I 58 Bos taurus Mutation: K515D, M552L
Gene Name(s):

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

E, I SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

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

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Free: 0.230
  • R-Value Work: 0.195
  • Space Group: I 2 2 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 75.63 α = 90.00
b = 84.77 β = 90.00
c = 122.94 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-03-11
  • Released Date: 2000-03-13
  • Deposition author(s): Helland, R., Otlewski, J., Sundheim, O., Dadlez, M., Smalas, A.O.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values