The Pathway-Specific Regulator ClaR of Streptomyces clavuligerus Has a Global Effect on the Expression of Genes for Secondary Metabolism and Differentiation
aÁrea de Microbiología, Facultad de Ciencias Biológicas y Ambientales, Universidad de León, León, Spain;bInstituto de Biotecnología de León, INBIOTEC, León, Spain