4.2.1.112	Dithionite	a strong reductant is required for activity	
4.2.1.112	additional information	no activation by tungstate at 5 mM	
4.2.1.112	additional information	the enzyme does not require reductive additives	
4.2.1.112	additional information	the enzyme is inducible by acetylene feeding	
4.2.1.112	Ti(III)citrate	a strong reductant is required for activity