Table 2.

Anthracycline titers of S. peucetius29050 (wild type), WMH1658 dnrU::aphII, WMH1650dnrX::aphII, and WMH1662dnrX::aphII dnrU::aphII

StrainTiter (μg/ml)a for indicated compound
RHO13-Dihydro-DNRbDNRDXR
290501203014
WMH1658dnrU::aphII6901647
WMH1650dnrX::aphII0c113141
WMH1662 dnrX::aphII dnrU::aphII501494
  • a Cultures were grown in APM medium for 120 h and worked up as described in Materials and Methods. The values are typical of those obtained in different fermentations.

  • b The reference material is the 13 S isomer.

  • c No metabolite was found.