Cloning, overexpression, and characterization of a novel alkali-thermostable xylanase from Geobacillus sp. WBI.

An endo-β-1,4-xylanase gene xynA of a thermophilic Geobacillus sp. WBI from "hot" compost was isolated by PCR amplification. The gene encoding 407 residues were overexpressed in E.