3MFJ

Bovine trypsin at 0.8 A resolution, restrained refinement

• PDB DOI: https://doi.org/10.2210/pdb3MFJ/pdb

• Classification: HYDROLASE
• Organism(s): Bos taurus
• Mutation(s): No 


• Deposited: 2010-04-02 Released: 2010-04-21 
• Deposition Author(s): Brzuszkiewicz, A., Dauter, M., Dauter, Z.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 0.80 Å
• R-Value Free: 0.112 
• R-Value Work: 0.105 
• R-Value Observed: 0.105 

Literature

Bovine trypsin at 0.8 A and role of restraints at ultra-high resolution

Brzuszkiewicz, A., Dauter, M., Dauter, Z.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 23.67 kDa 
• Atom Count: 2,226 
• Modelled Residue Count: 223 
• Deposited Residue Count: 223 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cationic trypsin	A	223	Bos taurus	Mutation(s): 0  EC: 3.4.21.4
UniProt
Find proteins for P00760 (Bos taurus) Explore P00760  Go to UniProtKB:  P00760

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
BEN	C [auth A]	BENZAMIDINE C7 H8 N2 PXXJHWLDUBFPOL-UHFFFAOYSA-N
SO4	D [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
GOL	E [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
CA	B [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 0.80 Å
• R-Value Free: 0.112 
• R-Value Work: 0.105 
• R-Value Observed: 0.105 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 54.22	α = 90
b = 58.53	β = 90
c = 66.45	γ = 90

Software Package:

Software Name	Purpose
SERGUI	data collection
ACORN	phasing
SHELXL-97	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-04-21 
Deposition Author(s): Brzuszkiewicz, A., Dauter, M., Dauter, Z.

Revision History  

• Version 1.0: 2010-04-21
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2024-11-06
  Changes: Data collection, Database references, Derived calculations, Structure summary