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Table 6 Inactivation of HQDO by iron(II) modifying substances

From: Purification and characterization of hydroquinone dioxygenase from Sphingomonas sp. strain TTNP3

Inactivation substance Substance concn (mM) % activity after incubation at 30°C SD (%)
ortho-phenanthroline 1 1%a 0.4
  0.1 22%a 1.0
2,2'-dipyridyl 1 23%a 2.9
  0.1 59%a 4.5
hydrogen peroxide 0.1 3%b 0.1
  1. a Incubation time 15 min
  2. b Incubation time 1 min