摘要:
The present invention relates to enzyme variants. The present invention also relates to polynucleotides encoding the variants; nucleic acid constructs, vectors, and host cells comprising the polynucleotides; methods of using the variants and composition comprising variants.
摘要:
A method for purifying a protein product prepared in a fermentation process where the protein of interest is present in solid, crystalline or amorphous form in the fermentation container is disclosed, where the pH of the fermentation broth is adjusted to a low pH whereby the protein of interest dissolves and can be efficiently separated from insoluble.
摘要:
A method of producing an enzyme of interest in a fed-batch cultivation comprising: a) cultivating a microorganism in a culture medium conducive to its growth wherein the microorganism produces the enzyme of interest; and b) adding a manganese compound to the culture medium one or more times during the cultivation.