Gene coding for thermostable beta-galactosidase, bacillus subtilis having the gene, enzyme coded by the gene and a process for the production thereof

摘要

A novel gene coding for thermostable beta -galactosidase, novel recombinant DNA in which a DNA fragment containing the above gene is inserted, novel Bacillus subtilis in which the above recombinant DNA is introduced, and novel thermostable beta -galactosidase obtained by cultivating the above Bacillus subtilis.