Cold-active beta-galactosidase, the process for its preparation and the use thereof

US6727084B1 · kind B1 · utility

Assignee

• UNIVERSITE DE LIEGE · BE

Inventors

• Anne Hoyoux · Tilff, BE
• Jean-Marie Francois · Plaisance-du-Touch, FR
• Phillip Dubois · Liège, BE
• Etienne Baise · Binche, BE
• Isabell Jennes · Verviers, BE
• Sabine Genicot · Morlaix, FR
• Charles Gerday · Esneux, BE

Key dates

• Filing date: Feb 9, 2000
• Grant date: Apr 27, 2004
• Expiry date: Feb 9, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C12Y302/01023
• WIPO field: Food chemistry
• WIPO sector: Chemistry

Abstract

A purified cold-active beta galactosidase enzyme, specific for lactose, having a stable enzymatic activity at a temperature below 8° C. In the presence of lactose, a purified cold-active beta galactosidase enzyme, specific for lactose, having a stable enzymatic activity at a temperature ranging between 0° C. and 50° C.