Reaction catalyzed by phycobiliprotein beta-cysteine-155 phycobilin lyase (4.4.1.30)

	[C-phycocyanin beta-subunit]-Cys155-phycocyanobilin	=		apo-[C-phycocyanin beta-subunit]	+
	[C-phycocyanin beta-subunit]-Cys155-phycocyanobilin	=		apo-[C-phycocyanin beta-subunit]	+		(2R,3E)-phycocyanobilin