Reaction catalyzed by D-proline reductase (1.21.4.1)

		+		a [PrdC protein with a selenide-sulfide bridge]	=			+		a [PrdC protein with thiol/selenol residues]
	5-aminopentanoate	+		a [PrdC protein with a selenide-sulfide bridge]	=		D-proline	+		a [PrdC protein with thiol/selenol residues]