PROCESS FOR PREPARING AND ISOLATION OF 7-AMINODESACETOXYCEPHALOSPORANIC ACID, RECOMBINANT DNA VECTOR AND HOST CELL

摘要

PCT No. PCT/EP94/02543 Sec. 371 Date Apr. 4, 1996 Sec. 102(e) Date Apr. 4, 1996 PCT Filed Jul. 29, 1994 PCT Pub. No. WO95/04148 PCT Pub. Date Feb. 9, 1995An overall efficient process for the preparation and recovery of 7-aminodesacetoxycephalosporanic acid (7-ADCA) via 2-(carboxyethylthio)acetyl- and 3-(carboxymethylthio)propionyl-7-ADCA, using a Penicillium chrysogenum transformant strain expressing expandase in conjunction with acyltransferase, is provided.