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Deoxyribonuclease I purification from protease contaminations
Folia Histochemica Et Cytochemica
|January 1, 1977
Summary
This study describes using affinity chromatography with insoluble protease inhibitors to purify commercial deoxyribonuclease I (DNA-ase I) and remove protease contaminants.
Area of Science:
- Biochemistry
- Protein purification
Background:
- Commercial deoxyribonuclease I (DNA-ase I) preparations can be contaminated with proteases.
- Protease contamination can affect the activity and applications of DNA-ase I.
Purpose of the Study:
- To develop an effective method for removing protease contaminants from commercial DNA-ase I.
- To utilize affinity chromatography for targeted purification.
Main Methods:
- Affinity chromatography was employed as the primary purification technique.
- Insoluble protease inhibitors were used as the affinity ligand to capture contaminating proteases.
Main Results:
- The described method successfully removed protease contaminations from DNA-ase I preparations.
- Affinity chromatography proved effective in isolating DNA-ase I from enzymatic impurities.
Conclusions:
- Affinity chromatography using insoluble protease inhibitors is a viable tool for purifying commercial DNA-ase I.
- This method enhances the purity and quality of DNA-ase I for various applications.