Patent ID: 8431362
Filing Date: 2013-04-30
Classification: C12N,C12Y

Abstract:
1. A mutant of a parent Penicillium cell, comprising a disruption or deletion of a polynucleotide encoding a polypeptide having xylanase activity, which results in the mutant producing less of the polypeptide than the parent cell, wherein the polynucleotide is selected from the group consisting of: (a) a polynucleotide encoding a polypeptide comprising an amino acid sequence having at least 98% identity to amino acids 20 to 407 of SEQ ID NO: 2; (b) a polynucleotide encoding a polypeptide comprising nucleotides 58 to 1439 of SEQ ID NO: 1; and (c) a polynucleotide encoding a fragment of SEQ ID NO: 2 having xylanase activity.