CPC C12N 9/92 (2013.01) [C12P 19/02 (2013.01); C12P 19/24 (2013.01)] | 19 Claims |
1. A polypeptide comprising an amino acid sequence, wherein the amino acid sequence of the polypeptide is at least 96% identical to the amino acid sequence of SEQ ID NO: 1, wherein the amino acid sequence of the polypeptide comprises an amino acid substitution at one or more amino acid positions, wherein each of the one or more amino acid positions is independently selected from the group consisting of SEQ ID NO: 1 amino acid positions 33 and 95.
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