determination of the siderophore anguibactin levels as well as analysis of specific transcripts for anguibactin biosynthetic genes demonstrated that angr and another transcriptional activator , taf , regulate in a synergistic fashion the level of anguibactin production by activation of transcription of the anguibactin biosynthetic genes under iron-limiting conditions .
C1336572
taf
C0040649
transcription