9BOK

Crystal structure of reduced bovine trypsin, 50mM DTT-treated

• PDB DOI: https://doi.org/10.2210/pdb9BOK/pdb

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


• Deposited: 2024-05-03 Released: 2024-08-07 
• Deposition Author(s): Zhou, D., Chen, L., Rose, J.P., Wang, B.C.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.35 Å
• R-Value Free: 0.192 
• R-Value Work: 0.170 
• R-Value Observed: 0.172 

Starting Model: in silico

Literature

Crystal structure of reduced bovine trypsin, 50mM DTT-treated

Zhou, D., Chen, L., Rose, J.P., Wang, B.C.

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: 23.44 kDa 
• Atom Count: 1,888 
• 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 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
BEN (Subject of Investigation/LOI)	B [auth A]	BENZAMIDINE C7 H8 N2 PXXJHWLDUBFPOL-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.35 Å
• R-Value Free: 0.192 
• R-Value Work: 0.170 
• R-Value Observed: 0.172 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 54.428	α = 90
b = 54.428	β = 90
c = 107.156	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-08-07 
Deposition Author(s): Zhou, D., Chen, L., Rose, J.P., Wang, B.C.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2024-08-07
  Type: Initial release