The Enzyme Database

Displaying entries 1-50 of 79.

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EC 2.1.1.23     
Deleted entry:  protein-arginine N-methyltransferase. Now listed as EC 2.1.1.124 [cytochrome c]-arginine N-methyltransferase, EC 2.1.1.125 histone-arginine N-methyltransferase and EC 2.1.1.126 [myelin basic protein]-arginine N-methyltransferase
[EC 2.1.1.23 created 1972, modified 1976, modified 1983, deleted 1999]
 
 
EC 2.1.1.24     
Deleted entry:  protein-γ-glutamate O-methyltransferase. Now listed as EC 2.1.1.77 protein-L-isoaspartate(D-aspartate) O-methyltransferase, EC 2.1.1.80 protein-glutamate O-methyltransferase and EC 2.1.1.100 protein-S-isoprenylcysteine O-methyltransferase
[EC 2.1.1.24 created 1972, modified 1983, modified 1989, deleted 1992]
 
 
EC 2.1.1.30     
Deleted entry: tRNA (purine-2- or -6-)-methyltransferase. Reactions previously described are due to EC 2.1.1.32 tRNA (guanine-N2-)-methyltransferase
[EC 2.1.1.30 created 1972, deleted 1981]
 
 
EC 2.1.1.58     
Deleted entry: mRNA (adenosine-2′-O-)-methyltransferase. Now included with EC 2.1.1.57, mRNA (nucleoside-2′-O-)-methyltransferase
[EC 2.1.1.58 created 1981, deleted 1984]
 
 
EC 2.1.1.66     
Deleted entry: rRNA (adenosine-2′-O-)-methyltransferase. Now covered by EC 2.1.1.230, 23S rRNA (adenosine1067-2-O)-methyltransferase.
[EC 2.1.1.66 created 1984, deleted 2013]
 
 
EC 2.1.1.73     
Deleted entry:  site-specific DNA-methyltransferase (cytosine-specific). Reaction is that of EC 2.1.1.37, DNA (cytosine-5-)-methyltransferase
[EC 2.1.1.73 created 1984, deleted 2003]
 
 
EC 2.1.1.81     
Deleted entry:  nicotine N-methyltransferase. Now included with EC 2.1.1.49 amine N-methyltransferase
[EC 2.1.1.81 created 1989, deleted 1990]
 
 
EC 2.1.1.92     
Deleted entry: bergaptol O-methyltransferase. Now included with EC 2.1.1.69, 5-hydroxyfuranocoumarin 5-O-methyltransferase. The reaction with bergaptol is a specific example of the general reaction associated with EC 2.1.1.69
[EC 2.1.1.92 created 1989, deleted 2006]
 
 
EC 2.1.1.93     
Deleted entry: xanthotoxol O-methyltransferase. Enzyme is identical to EC 2.1.1.70, 8-hydroxyfuranocoumarin 8-O-methyltransferase
[EC 2.1.1.93 created 1989, deleted 2008]
 
 
EC 2.1.1.124     
Deleted entry: [cytochrome c]-arginine N-methyltransferase. Now covered by EC 2.1.1.319, type I protein arginine methyltransferase, EC 2.1.1.320, type II protein arginine methyltransferase, EC 2.1.1.321, type III protein arginine methyltransferase and EC 2.1.1.322, type IV protein arginine methyltransferase
[EC 2.1.1.124 created 1999 (EC 2.1.1.23 created 1972, modified 1976, modified 1983, part incorporated 1999), deleted 2015]
 
 
EC 2.1.1.125     
Deleted entry: histone-arginine N-methyltransferase. Now covered by EC 2.1.1.319, type I protein arginine methyltransferase, EC 2.1.1.320, type II protein arginine methyltransferase, EC 2.1.1.321, type III protein arginine methyltransferase and EC 2.1.1.322, type IV protein arginine methyltransferase
[EC 2.1.1.125 created 1999 (EC 2.1.1.23 created 1972, modified 1976, modified 1983, part incorporated 1999), deleted 2015]
 
 
EC 2.1.1.126     
Deleted entry: [myelin basic protein]-arginine N-methyltransferase. Now covered by EC 2.1.1.319, type I protein arginine methyltransferase, EC 2.1.1.320, type II protein arginine methyltransferase, EC 2.1.1.321, type III protein arginine methyltransferase and EC 2.1.1.322, type IV protein arginine methyltransferase
[EC 2.1.1.126 created 1999 (EC 2.1.1.23 created 1972, modified 1976, modified 1983, part incorporated 1999), deleted 2015]
 
 
EC 2.1.1.134     
Deleted entry:  myo-inositol 6-O-methyltransferase. Now included with EC 2.1.1.129, inositol 4-methyltransferase
[EC 2.1.1.134 created 1999, deleted 2002]
 
 
EC 2.1.1.138     
Deleted entry:  methylarsonite methyltransferase. Reaction due to EC 2.1.1.137, arsonite methyltransferase
[EC 2.1.1.138 created 2000, deleted 2003]
 
 
EC 2.1.1.149     
Deleted entry: myricetin O-methyltransferase. Now covered by EC 2.1.1.267, flavonoid 3′,5′-methyltransferase.
[EC 2.1.1.149 created 2003, modified 2011, deleted 2013]
 
 
EC 2.1.1.194     
Deleted entry: 23S rRNA (adenine2503-C2,C8)-dimethyltransferase. A mixture of EC 2.1.1.192 (23S rRNA (adenine2503-C2)-methyltransferase) and EC 2.1.1.224 (23S rRNA (adenine2503-C8)-methyltransferase)
[EC 2.1.1.194 created 2010, deleted 2011]
 
 
EC 2.1.2.6     
Deleted entry:  glutamate formyltransferase. Now included with EC 2.1.2.5, glutamate formimidoyltransferase
[EC 2.1.2.6 created 1965, deleted 1984]
 
 
EC 2.1.2.12     
Deleted entry:  now EC 2.1.1.74 methylenetetrahydrofolate-tRNA-(uracil-5-)-methyltransferase (FADH2-oxidizing)
[EC 2.1.2.12 created 1983, deleted 1984]
 
 
EC 2.1.3.4     
Deleted entry:  malonyl-CoA carboxyltransferase
[EC 2.1.3.4 created 1965, deleted 1972]
 
 
EC 2.1.3.13     
Deleted entry: ATP carbamoyltransferase. The enzyme has been replaced by EC 6.1.2.2, nebramycin 5′ synthase.
[EC 2.1.3.13 created 2013, deleted 2014]
 
 
EC 2.1.3.14     
Deleted entry: tobramycin carbamoyltransferase. The enzyme has been replaced by EC 6.1.2.2, nebramycin 5′ synthase
[EC 2.1.3.14 created 2013, deleted 2014]
 
 
EC 2.3.1.55     
Deleted entry:  kanamycin 6′-N-acetyltransferase identical to EC 2.3.1.82 aminoglycoside N6′-acetyltransferase
[EC 2.3.1.55 created 1976, deleted 1999]
 
 
EC 2.3.1.70     
Deleted entry: CDP-acylglycerol O-arachidonoyltransferase. This enzyme was deleted following a retraction of the evidence upon which the entry had been drafted (Thompson, W. and Zuk, R.T. Acylation of CDP-monoacylglycerol cannot be confirmed. J. Biol. Chem. 258 (1983) 9623. [PMID: 6885763]).
[EC 2.3.1.70 created 1984, deleted 2009]
 
 
EC 2.3.1.104     
Deleted entry: 1-alkenylglycerophosphocholine O-acyltransferase. The activity is covered by EC 2.3.1.25, plasmalogen synthase
[EC 2.3.1.104 created 1989, deleted 2013]
 
 
EC 2.3.1.119     
Deleted entry: icosanoyl-CoA synthase. Now covered by EC 2.3.1.199, very-long-chain 3-oxoacyl-CoA synthase, EC 1.1.1.330, very-long-chain 3-oxoacyl-CoA reductase, EC 4.2.1.134, very-long-chain (3R)-3-hydroxyacyl-CoA dehydratase, and EC 1.3.1.93, very-long-chain enoyl-CoA reductase.
[EC 2.3.1.119 created 1990, deleted 2015]
 
 
EC 2.3.1.120     
Deleted entry:  6′-deoxychalcone synthase. The reaction listed is due to EC 2.3.1.74 naringenin-chalcone synthase
[EC 2.3.1.120 created 1990, deleted 1992]
 
 
EC 2.3.1.124     
Deleted entry: diacylglycerol acyltransferase. Already listed as EC 2.3.1.20, diacylglycerol O-acyltransferase
[EC 2.3.1.124 created 1990, deleted 1992]
 
 
EC 2.4.1.3     
Deleted entry:  amylomaltase. Now included with EC 2.4.1.25, 4-α-glucanotransferase
[EC 2.4.1.3 created 1961, deleted 1972]
 
 
EC 2.4.1.6     
Deleted entry:  maltose 3-glycosyltransferase
[EC 2.4.1.6 created 1961, deleted 1972]
 
 
EC 2.4.1.42     
Deleted entry:  UDP-glucuronate—estriol 17β-D-glucuronosyltransferase. Now included with EC 2.4.1.17, glucuronosyltransferase
[EC 2.4.1.42 created 1972, deleted 1984]
 
 
EC 2.4.1.45     
Deleted entry: 2-hydroxyacylsphingosine 1-β-galactosyltransferase, now included with EC 2.4.1.47, N-acylsphingosine galactosyltransferase
[EC 2.4.1.45 created 1972, deleted 2016]
 
 
EC 2.4.1.51     
Deleted entry:  UDP-N-acetylglucosamine—glycoprotein N-acetylglucosaminyltransferase. Now listed as EC 2.4.1.101 (α-1,3-mannosyl-glycoprotein 2-β-N-acetylglucosaminyltransferase), EC 2.4.1.143 (α-1,6-mannosyl-glycoprotein 2-β-N-acetylglucosaminyltransferase), EC 2.4.1.144 (β-1,4-mannosyl-glycoprotein 4-β-N-acetylglucosaminyltransferase) and EC 2.4.1.145 (α-1,3-mannosyl-glycoprotein 4-β-N-acetylglucosaminyltransferase)
[EC 2.4.1.51 created 1972, deleted 1984]
 
 
EC 2.4.1.57     
Deleted entry: phosphatidylinositol α-mannosyltransferase. Newer studies have shown that this is catalysed by two independent activities now covered by EC 2.4.1.345, phosphatidyl-myo-inositol α-mannosyl transferase and EC 2.4.1.346, phosphatidyl-myo-inositol dimannoside synthase
[EC 2.4.1.57 created 1972, modified 2003, deleted 2017]
 
 
EC 2.4.1.59     
Deleted entry:  UDP-glucuronate—estradiol glucuronosyltransferase. Now included with EC 2.4.1.17, glucuronosyltransferase
[EC 2.4.1.59 created 1972, deleted 1984]
 
 
EC 2.4.1.61     
Deleted entry:  UDP-glucuronate—estriol 16α-glucuronosyltransferase. Now included with EC 2.4.1.17, glucuronosyltransferase
[EC 2.4.1.61 created 1972, deleted 1984]
 
 
EC 2.4.1.75     
Deleted entry: UDP-galacturonosyltransferase. Insufficient evidence to conclude that this is a different enzyme from EC 2.4.1.43, polygalacturonate 4-α-galacturonosyltransferase
[EC 2.4.1.75 created 1976, deleted 2005]
 
 
EC 2.4.1.76     
Deleted entry:  UDP-glucuronate—bilirubin glucuronosyltransferase. Now included with EC 2.4.1.17, glucuronosyltransferase
[EC 2.4.1.76 created 1976, deleted 1984]
 
 
EC 2.4.1.77     
Deleted entry:  UDP-glucuronate—bilirubin-glucuronoside glucuronosyltransferase. Now included with EC 2.4.1.17, glucuronosyltransferase
[EC 2.4.1.77 created 1976, deleted 1984]
 
 
EC 2.4.1.84     
Deleted entry:  UDP-glucuronate—1,2-diacylglycerol glucuronosyltransferase. Now included with EC 2.4.1.17, glucuronosyltransferase
[EC 2.4.1.84 created 1976, deleted 1984]
 
 
EC 2.4.1.89     
Deleted entry:  Galactosylglucosaminylgalactosylglucosylceramide α-L-fucosyltransferase - now included with EC 2.4.1.69 galactoside 2-α-L-fucosyltransferase
[EC 2.4.1.89 created 1976, deleted 1984]
 
 
EC 2.4.1.98     
Deleted entry:  UDP-galactose—N-acetylglucosamine β-D-galactosyl-transferase. Now included with EC 2.4.1.90, N-acetyllactosamine synthase
[EC 2.4.1.98 created 1980, deleted 1984]
 
 
EC 2.4.1.107     
Deleted entry:  UDP-glucuronate—testosterone glucuronosyltransferase. Now included with EC 2.4.1.17, glucuronosyltransferase
[EC 2.4.1.107 created 1983, deleted 1984]
 
 
EC 2.4.1.108     
Deleted entry:  UDP-glucuronate—phenol glucuronosyltransferase. Now included with EC 2.4.1.17, glucuronosyltransferase
[EC 2.4.1.108 created 1983, deleted 1984]
 
 
EC 2.4.1.112     
Deleted entry: α-1,4-glucan-protein synthase (UDP-forming). The protein referred to in this entry is now known to be glycogenin so the entry has been incorporated into EC 2.4.1.186, glycogenin glucosyltransferase
[EC 2.4.1.112 created 1984, deleted 2007]
 
 
EC 2.4.1.154     
Deleted entry: globotriosylceramide β-1,6-N-acetylgalactosaminyl-transferase. The enzyme is identical to EC 2.4.1.79, globotriaosylceramide 3-β-N-acetylgalactosaminyltransferase. The reference cited referred to a 1→3 linkage and not to a 1→6 linkage, as indicated in the enzyme entry
[EC 2.4.1.154 created 1986, deleted 2006]
 
 
EC 2.4.1.233     
Deleted entry:  anthocyanidin 3-O-glucosyltransferase. The enzyme is identical to EC 2.4.1.115, anthocyanidin 3-O-glucosyltransferase
[EC 2.4.1.233 created 2004, deleted 2005]
 
 
EC 2.4.1.235     
Deleted entry: cyanidin 3-O-rutinoside 5-O-glucosyltransferase. Enzyme is identical to EC 2.4.1.116, cyanidin 3-O-rutinoside 5-O-glucosyltransferase
[EC 2.4.1.235 created 2004, deleted 2006]
 
 
EC 2.4.1.307     
Deleted entry: UDP-Gal:α-D-GalNAc-1,3-α-D-GalNAc-diphosphoundecaprenol β-1,3-galactosyltransferase. Now included in EC 2.4.1.122, glycoprotein-N-acetylgalactosamine β-1,3-galactosyltransferase
[EC 2.4.1.307 created 2013, deleted 2016]
 
 
EC 2.4.99.11     
Deleted entry: lactosylceramide α-2,6-N-sialyltransferase. Now included with EC 2.4.99.1, β-galactoside α-2,6-sialyltransferase
[EC 2.4.99.11 created 1992, deleted 2016]
 
 
EC 2.5.1.12     
Deleted entry:  glutathione S-alkyltransferase. Now included with EC 2.5.1.18 glutathione transferase
[EC 2.5.1.12 created 1972, deleted 1976]
 
 


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