The cephamycin biosynthetic genes pcbAB, encoding a large multidomain peptide synthetase, and pcbC of Nocardia lactamdurans are clustered together in an organization different from the same genes in Acremonium chrysogenum and Penicillium chrysogenum

1. Coque, J.J.R.
2. Martin, J.F.
3. Calzada, J.G.
4. Liras, P.