CPC C12N 9/54 (2013.01) [C12Y 304/21062 (2013.01)] | 12 Claims |
1. A protease comprising an amino acid sequence having at least 70% sequence identity to SEQ ID NO:1, wherein the protease comprises: i) first amino acid substitutions at at least four positions corresponding to positions 3, 4, 99, and 199; wherein the amino acid substitutions are S3T, V4I, R99E, and V199T; and ii) one or more second amino acid substitutions at positions corresponding to positions A267S+N255Y; N198D+S234A+L21F; N212D; G205D; S182C; R44S+S234A; 253C; I105V; N177D; S9C; N198D; S259C; I159L+Q230E; P204L; L21F; S139R+S250N; N42S; V137I; V145I; S206A; G113A+L21W; A112V; A168V; Q176E+A131D; or T1418+S210C.
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