Subtilase Variants
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Abstract
The present invention relates to enzymes produced by mutating the genes for a number of subtilases and expressing the mutated genes in suitable hosts are presented. The enzymes exhibit improved stability and/or improved wash performance in any detergent in comparison to their wild type parent enzymes. The enzymes are well-suited for use in any detergent and for some in especially liquid or solid shaped detergent compositions.
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Citations
117 Claims
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1-87. -87. (canceled)
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88. A modified subtilase comprising one or more of the following substitutions:
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(a) a substitution of the amino acid residue at position 167 with Met, Pro, or Trp, (b) a substitution of the amino acid residue at position 170 with Ile, Met, or Val, (c) a substitution of the amino acid residue at position 171 with Met, Pro or Trp, and (d) a substitution of the amino acid residue at position 194 with Ile, Met, Phe, Trp, or Val, wherein each position corresponds to a position of the amino acid sequence of subtilisin BPN′
(SEQ ID NO;
7).- View Dependent Claims (89, 90, 91, 92, 93, 94, 95)
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96. A modified subtilisin 309 comprising one or both of the following substitutions:
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(a) a substitution of Glu at position 136 with Ala, Asn, Cys, Gly, His, Ser, Thr, or Tyr, and (b) a substitution at Y171A, Y171C, Y171G, Y171H, Y171I, Y171L, Y171M, Y171N, Y171P, Y171Q, Y171S, or Y171W, wherein each position corresponds to a position of the amino acid sequence of subtilisin BPN′
(SEQ ID NO;
7).- View Dependent Claims (97, 98, 99, 100, 101)
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102. A modified subtilisin 147 comprising one or both of the following substitutions:
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(a) a substitution of Glu at position 136 with Ala, Asn, Cys, Gly, His, Ser, Thr, or Tyr, (b) a substitution at Y171A, Y171C, Y171G, Y171H, Y171I, Y171L, Y171M, Y171N, Y171P, Y171Q, Y171S, or Y171W, wherein each position corresponds to a position of the amino acid sequence of subtilisin BPN′
(SEQ ID NO;
7).- View Dependent Claims (103, 104, 105)
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106. A modified Bacillus protease PB92 comprising a substitution Y171A, Y171C, Y171G, Y171H, Y171I, Y171L, Y171M, Y171N, Y171P, Y171Q, Y171S, or Y171W, wherein each position corresponds to a position of the amino acid sequence of subtilisin BPN′
- (SEQ ID NO;
7). - View Dependent Claims (107, 108, 109)
- (SEQ ID NO;
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110. A modified subtilisin BPN′
- comprising a substitution of Lys at position 136 with Ala, Asn, Cys, Gly, His, Ser, Thr, or Tyr, wherein each position corresponds to a position of the amino acid sequence of subtilisin BPN′
(SEQ ID NO;
7). - View Dependent Claims (111, 112, 113)
- comprising a substitution of Lys at position 136 with Ala, Asn, Cys, Gly, His, Ser, Thr, or Tyr, wherein each position corresponds to a position of the amino acid sequence of subtilisin BPN′
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114. A modified subtilisin Carlsberg comprising a substitution of Lys at position 136 with Ala, Asn, Cys, Gly, His, Ser, Thr, or Tyr, wherein the position corresponds to a position of the amino acid sequence of subtilisin BPN′
- (SEQ ID NO;
7). - View Dependent Claims (115, 116, 117)
- (SEQ ID NO;
Specification