4.2.99.6	Chondroitin sulfate lyase	deleted, included in EC 4.2.2.4, EC 4.2.2.5	
4.2.99.7	ethanolamine-phosphate phospho-lyase	transferred to EC 4.2.3.2	
4.2.99.8	cysteine synthase	transferred to EC 2.5.1.47	
4.2.99.9	O-succinylhomoserine (thiol)-lyase	transferred to EC 2.5.1.48	
4.2.99.B1	DNA 5'-deoxyribose phosphate lyase	preliminary BRENDA-supplied EC number