Patent ID: 7537921

Claim:
A variant of a parent Glycoside Hydrolase Family 53 galactanase, comprising an alteration in at least one of the following positions: 90, 91, 181, 303, 305, and 313, wherein (a) the parent Glycoside Hydrolase Family 53 galactanase comprises an amino acid sequence which is at least 80% identical to SEQ ID NO: 1; (b) the variant comprises an amino acid sequence which is at least 80% identical to SEQ ID NO: 1; wherein the variant is not SEQ ID NO: 1; (c) each position is the number of the corresponding amino acid residue in SEQ ID NO: 1; (d) the alteration(s) are independently (i) an insertion of an amino acid immediately downstream of the position, (ii) a deletion of the amino acid which occupies the position, and/or (iii) a substitution of the amino acid which occupies the position with a different amino acid; and (e) the variant has galactanase activity.