Table 3.

Effect of an anr mutation on HCN production and arginine deiminase activity in P. fluorescens

StrainHCN productiona (μM)Arginine deiminase sp actb (U/mg of protein)c
CHA089 ± 522 ± 3
CHA216 ± 33 ± 1
CHA21/pME3817170 ± 4429 ± 2
  • a Mean ± standard deviation for four experiments in MMC.

  • b Mean ± standard deviation for three experiments in YEA medium.

  • c One unit of activity was defined as 1 μmol of citrulline produced per h.