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US 8,137,945 B1Granted
Thermostable cellulase having increased enzyme activity
AssigneeGenozyme Biotech, Inc.
InventorsRey-Ting Guo, Ya-Shan Cheng, Tzu-Hui Wu, Jian-Wen Huang, Hui-Lin Lai, Cheng-Yen Lin
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Abstract
A thermostable cellulase having increased enzyme activity is disclosed. The cellulase comprises a modified amino acid sequence of SEQ ID NO: 2, wherein the tyrosine at position 61 is substituted with an amino acid selected from the group consisting of phenylalanine, alanine and glycine.
Claims7
A cellulase comprising a modified amino acid sequence of SEQ ID NO:
- 2, wherein the modification is substitution of tyrosine at position 61 with an amino acid selected from the group consisting of phenylalanine, alanine and glycine.
Dependencies are inferred from the claim text.