4.99.1.1 protoporphyrin ferrochelatase deleted. Now classified as EC 4.98.1.1 4.99.1.10 magnesium dechelatase - 4.99.1.11 sirohydrochlorin nickelchelatase - 4.99.1.12 pyridinium-3,5-bisthiocarboxylic acid mononucleotide nickel chelatase - 4.99.1.2 alkylmercury lyase - 4.99.1.3 sirohydrochlorin cobaltochelatase - 4.99.1.4 sirohydrochlorin ferrochelatase - 4.99.1.5 aliphatic aldoxime dehydratase deleted. Now classified as EC 4.8.1.2 4.99.1.6 indoleacetaldoxime dehydratase deleted. Now classified as EC 4.8.1.3 4.99.1.7 phenylacetaldoxime dehydratase deleted. Now classified as EC 4.8.1.4