1S0Q

Native Bovine Pancreatic Trypsin

• PDB DOI: https://doi.org/10.2210/pdb1S0Q/pdb

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


• Deposited: 2004-01-02 Released: 2005-01-18 
• Deposition Author(s): Garcia-Granda, S., Chamorro Gavilanes, J.A.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.02 Å
• R-Value Free: 0.142 
• R-Value Work: 0.111 
• R-Value Observed: 0.112 

Starting Model: experimental

Literature

Pancratic bovine Trypsin native and inhibited with Benzamidine from synchotron data.

Chamorro Gavilanes, J.A., Cuesta-Seijo, J.A., Garcia-Granda, S.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 23.36 kDa 
• Atom Count: 2,033 
• Modelled Residue Count: 223 
• Deposited Residue Count: 223 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Trypsinogen	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 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA	B [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.02 Å
• R-Value Free: 0.142 
• R-Value Work: 0.111 
• R-Value Observed: 0.112 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 54.383	α = 90
b = 58.71	β = 90
c = 66.427	γ = 90

Software Package:

Software Name	Purpose
SHELX	model building
SHELXL-97	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
EPMR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-01-18 
Deposition Author(s): Garcia-Granda, S., Chamorro Gavilanes, J.A.

Revision History  

• Version 1.0: 2005-01-18
  Type: Initial release
  
• Version 1.1: 2008-04-29
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2018-01-31
  Changes: Experimental preparation
• Version 1.4: 2023-08-23
  Changes: Data collection, Database references, Derived calculations, Refinement description