In the paper, the culture condition of Thermotoga maritima and recombinant Pichi pastoris was considerated firstly, chemicial modification and active sites of thermophilic xylanase B was studied after purification of xylanase. The main content and result of the study were as following:
1. The effects of different factors on thermophilic xylanase production by Thermotoga maritima were studied in hungate tube. Corncob xylan and yeast extract were the best carbon and nitrogen resources, ...