| 摘要 |
Variants of a parent vanadium-containing haloperoxidase, which variant has haloperoxidase activity and an altered pH optimum and comprises a mutation in a position corresponding to at least one of the following positions: R490A, L, I, Q, M, E, D; A399G; F397N, Y, E, Q; P395A, S; R360A, L, I, Q, M, E, D; K353Q, M; S402A, T, V, S; D292L; A501S; W350F, Y; V495A, T, V, S; K394 A, L, I, Q, M, E, D; wherein the parent haloperoxidase has the amino acid sequence given in SEQ ID No. 1, or the parent haloperoxidase has an amino acid sequence which is at least 80% homologous to SEQ ID No. 1.
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