end) * : exo β-1,2-glucooligosaccharide sophorohydrolase (non-reducing end) * *No Wikipedia article EC 3.2.2: Hydrolysing N-Glycosyl Compounds : purine nucleosidase : inosine nucleosidase : uridine nucleosidase : AMP nucleosidase : NAD+ glycohydrolase : ADP-ribosyl cyclase/cyclic ADP-ribose hydrolase : adenosine nucleosidase : ribosylpyrimidine nucleosidase : adenosylhomocysteine nucleosidase : pyrimidine-5′-nucleotide nucleosidase : β-aspartyl-N-acetylglucosaminidase : inosinate nucleosidase : 1-methyladenosine nucleosidase : NMN nucleosidase : DNA-deoxyinosine glycosylase : methylthioadenosine nucleosidase : deoxyribodipyrimidine endonucleosidase EC 3.2.2.18: Now included with , peptide-N4-(N-acetyl-β-glucosaminyl)asparagine amidase : ADP-ribosylarginine hydrolase : DNA-3-methyladenine glycosylase I : DNA-3-methyladenine glycosylase II, MAG1 : rRNA 'N-glycosylase : DNA-formamidopyrimidine glycosylase : ADP-ribosyl-[dinitrogen reductase] hydrolase : N-methyl nucleosidase : futalosine hydrolase : uracil-DNA glycosylase : double-stranded uracil-DNA glycosylase : thymine-DNA glycosylase : aminodeoxyfutalosine nucleosidase * : adenine glycosylase * *No Wikipedia article EC 3.2.3: Hydrolysing S-Glycosyl Compounds Deleted sub-subclass EC 3.3: Acting on Ether Bonds EC 3.3.1: Thioether and trialkylsulfonium hydrolases : adenosylhomocysteinase : S-adenosyl-L-methionine hydrolase (L-homoserine-forming) EC 3.3.1.3: The activity is most probably attributable to , S-ribosylhomocysteine lyase EC 3.3.2: Ether Hydrolases : isochorismatase : alkenylglycerophosphocholine hydrolase EC 3.3.2.3: Now known to comprise two enzymes, microsomal epoxide hydrolase () and soluble epoxide hydrolase () : trans-epoxysuccinate hydrolase EC 3.3.2.5: Now included in , lysoplasmalogenase : leukotriene-A4 hydrolase : hepoxilin-epoxide hydrolase : limonene-1,2-epoxide hydrolase : microsomal epoxide hydrolase : soluble epoxide hydrolase : cholesterol-5,6-oxide hydrolase : oxepin-CoA hydrolase * : chorismatase * : 2,4-dinitroanisole O-demethylase * : trans-2,3-dihydro-3-hydroxyanthranilic acid synthase * *No Wikipedia article EC 3.4: Acting on peptide bonds – Peptidase EC 3.4.1 α-amino acyl peptide hydrolases (discontinued) EC 3.4.1.1: Now , leucyl aminopeptidase EC 3.4.1.2: Now , membrane alanyl aminopeptidase EC 3.4.1.3: Now , tripeptide aminopeptidase EC 3.4.1.4: Now , prolyl aminopeptidase EC 3.4.2 Peptidyl amino acid hydrolases (discontinued) EC 3.4.2.1: Now , carboxypeptidase A EC 3.4.2.2: Now , carboxypeptidase B EC 3.4.2.3: Now , Gly-Xaa carboxypeptidase EC 3.4.3: Dipeptide hydrolases (deleted sub-subclass) EC 3.4.3.1: Now , cytosol nonspecific dipeptidase EC 3.4.3.2: Now , cytosol nonspecific dipeptidase EC 3.4.3.3: Now , Xaa-His dipeptidase EC 3.4.3.4: Now , Xaa-methyl-His dipeptidase EC 3.4.3.5: Now , membrane alanyl aminopeptidase EC 3.4.3.6: Now , cytosol nonspecific dipeptidase EC 3.4.3.7: Now , Xaa-Pro dipeptidase EC 3.4.4 Peptidyl Peptide Hydrolases (discontinued) EC 3.4.4.1: Now , pepsin A EC 3.4.4.2: Now , pepsin B EC 3.4.4.3: Now , chymosin EC 3.4.4.4: Now , trypsin EC 3.4.4.5: Now , chymotrypsin EC 3.4.4.6: Now , chymotrypsin EC 3.4.4.7: Now covered by , pancreatic