| abstract |
The invention belongs to the field of biotechnology, in particular to a strain of Bacillus velezensis and a method for producing polyglutamic acid, a strain of Bacillus velezensis, which is classified and named Bacillus velezensis PG1-2, and is preserved The serial number is CGMCC No.15718, and the preservation unit is China Microorganism Culture Collection Center. The invention provides a strain for producing polyglutamic acid, which is classified and named Bacillus velezensis PG1-2, and the strain can utilize glucose, sucrose, starch and/or citric acid as carbon sources to produce polyglutamic acid acid, the highest polyglutamic acid produced exceeds 40g/L, which provides the possibility for its industrial application. |