appa phytase production process of escherichia coli in yeast, protein or polypeptide, expression vector, and, yeast

摘要

"yeast ribbon production process". The present invention relates to a process for producing a heterologous polypeptide or protein having phytase activity in a yeast system. The invention also provides phytase activity proteins that exhibit higher thermostability. yeast strains producing a heterologous phytase and vectors used to produce phytase are also provided.