Patent ID: 9493748
Filing Date: 2016-11-15
CPC Classification: A23L,C11B,C12N

Claim Text:
1. A method for treating a pyropheophytin-containing plant oil, comprising contacting the oil with an enzyme which hydrolyses pyropheophytin, wherein the enzyme has a pheophytinase to pyropheophytinase activity ratio of less than 50, wherein the enzyme comprises an amino acid sequence having at least 85% sequence identity to the amino acid sequence of SEQ ID NO: 21, 23 or 25 wherein the oil is heterologous to the enzyme and wherein as a result of the enzyme's contact with the oil, the concentration of pyropheophytin in the treated oil is reduced by at least 10% compared to the concentration of pyropheophytin present in the oil before treatment.