| 摘要 |
Provided is a composition comprising: a) at least one variant alpha-amylase comprising an amino acid sequence at least 95% identical to that of a parent AmyS-like alpha-amylase, and having a substitution at an amino acid position corresponding to position 242 of a specified reference alpha-amylase, wherein the substitution is a S242Q substitution, and said variant alpha-amylase having detectable alpha-amylase activity; and b) at least one of an additional enzyme, a detergent, a surfactant, a chelator, an oxidizing agent, an acidulant, an alkalizing agent, a source of peroxide, a source of hardness, a salt, a detergent complexing agent, a polymer, a stabilizing agent, or a fabric conditioner. The compositions are useful in washing garments for a desizing effect on a woven material. |
