Transcriptional and bioinformatic analysis of the 56.8 kb DNA region amplified in tandem repeats containing the penicillin gene cluster in Penicillium chrysogenum - Fierro,F.; Garcia-Estrada,C.; Castillo,N.I.; Rodriguez,R.; Velasco-Conde,T.; Martin,J.F. (Fungal Genet Biol, 2006)