EC number | Name | Organism | Km (µM SAM) | Ki (µM SAH) | Refs. |
---|---|---|---|---|---|
2.1.1.6 | Catechol O-methyltransferase | Homo sapiens | 3.1 | 1 | Rivett and Roth (1982) |
2.1.1.6 | Catechol O-methyltransferase | Candida tropicalis | 6.2 | 6.9 | Veser (1987) |
2.1.1.15 | Fatty-acid O-methyltransferase | Mycobacterium marinum | 33.6a | 0.7a | Petronikolou and Nair (2015) |
2.1.1.20 | Glycine N-methyltransferase | Oryctolagus cuniculus | 200 | 30 | Kloor et al. (2004) |
2.1.1.79 | Cyclopropane-fatty-acyl-phospholipid synthase | Escherichia coli | 90 | 220 | Taylor and Cronan (1979) |
2.1.1.95 | Tocopherol C-methyltransferase | Arabidopsis thaliana | 5.2 | 4uMb | Koch et al. (2003) |
2.1.1.106 | Tryptophan 2-C-methyltransferase | Streptomyces laurentii | 120 | 480 | Frenzel et al. (1990) |
2.1.1.142 | Cycloartenol 24-C-methyltransferase | Glycine max | 32 | 56 | Nes et al. (2003) |
2.1.1.156 | Glycine/sarcosine N-methyltransferase | Halorhodospira halochloris | 280 with sarcosine | 400c | Nyyssölä et al. (2001) |
420 with glycin | 500c | ||||
2.1.1.156 | Glycine/sarcosine N-methyltransferase | Aphanothece halophytica | 700 with glycin | 500 | Waditee et al. (2003) |
600 with sarcosine | 300 | ||||
Ectothiorhodospira halochloris | 420 with glycin | 500 | |||
280 with sarcosine | 400 | ||||
Rat | 36 with glycin | 80 | |||
2.1.1.157 | Sarcosine/dimethylglycine N-methyltransferase | Aphanothece halophytica | 180 | 600 | Waditee et al. (2003) |
Ectothiorhodospira halochloris | 210 with sarcosine | 500 | |||
2.1.1.165 | Methyl halide transferase | Brassica oleracea | 30 | 32 | Attieh et al. (1995) |
2.1.1.7 | Nicotinate N-methyltransferase | Glycine max | 55 | 95 | Upmeier et al. (1988) |
2.1.1.8 | Histamine N-methyltransferase | Human | 1.8 | 1.1 | Francis et al. (1980) |
2.1.1.9 | Thiol S-methyltransferase | Rat | 105 | 144 | Borchardt and Cheng (1978) |
2.1.1.25 | Phenol O-methyltransferase | Phanerochaete chrysosporium | 99 | 41 | Coulter et al. (1993) |
2.1.1.46 | Isoflavone 4′-O-methyltransferase | Cicer arietinum | 80 | 30 | Wengenmayer et al. (1974) |
2.1.1.50 | Loganate O-methyltransferase | Catharanthus roseus | 742.1 | 400 | Murata et al. (2008) |
2.1.1.53 | Putrescine N-methyltransferase | Datura stramonium L. | 100 | 10 | Walton et al. (1994) |
2.1.1.53 | Putrescine N-methyltransferase | Hyoscyamus albus | 227 | 110 | Hibi et al. (1992) |
2.1.1.67 | Thiopurine S-methyltransferase | Homo sapiens | 2.7 | 0.75 | Woodson and Weinshilboum (1983) |
2.1.1.68 | Caffeate O-methyltransferase | Beta vulgaris L. | 13 | 4 | Poulton and Butt (1975) |
2.1.1.68 | Caffeate O-methyltransferase | Glycine max | 15 | 6.9 | Poulton et al. (1976) |
2.1.1.68 | Caffeate O-methyltransferase | Medicago sativa L. | 7 | 2 | Edwards and Dixon (1991) |
2.1.1.68 | Caffeate O-methyltransferase | Medicago sativa L. | 12 | 4 | Edwards and Dixon (1991) |
2.1.1.91 | Isobutyraldoxime O-methyltransferase | Pseudomonas sp. N.C.I.B. 11652 | 150 | 27 | Harper and Kennedy (1985) |
2.1.1.94 | Tabersonine 16-O-methyltransferase | Catharanthus roseus | 21.7 | 6 | Levac et al. (2008) |
2.1.1.102 | Demethylmacrocin O-methyltransferase | Streptomyces fradiae | 110 | 226 | Kreuzman et al. (1988) |
2.1.1.104 | Caffeoyl-CoA O-methyltransferase | Petroselinum crispum | 8.2 | 3.5 | Pakusch and Matern (1991) |
2.1.1.103 | Phosphoethanolamine N-methyltransferase | Caenorhabditis elegans | 145 | 9.1 | Brendza et al. (2007) |
2.1.1.103 | Phosphoethanolamine N-methyltransferase | Plasmodium falciparum | 153 | 50c | Pessi et al. (2004) |
2.1.1.107 | Uroporphyrinogen-III C-methyltransferase | Pseudomonas denitrificans | 6.3 | 0.32 | Blanche et al. (1989) |
2.1..1.136 | Chlorophenol O-methyltransferase | Trichoderma longibrachiatum | 284 | 368.9 | Coque et al. (2003) |
2.1.1.140 | (S)-Coclaurine-N-methyltransferase | Tinospora cordifolia | 40 | 62 | Loeffler et al. (1995) |
2.1.1.147 | Corydaline synthase | Corydalis cava | 2.7 | 2.6 | Rueffer et al. (1994) |
2.1.1.153 | Vitexin 2″-O-rhamnoside 7-O-methyltransferase | Avena sativa L. | 1.6 | 2.5 | Knogge and Weissenböck (1984) |
2.1.1.154 | Isoliquiritigenin 2′-O-methyltransferase | Medicago sativa L. | 17.7 | 2.2 | (Medicago sativa L.) Maxwell et al. (1992) |
2.1.1.273 | Benzoate O-methyltransferase | Antirrhinum majus | 28 | 7 | Murfitt et al. (2000) |
2.1.1.338 | Desmethylxanthohumol 6′-O-methyltransferase | Humulus lupulus | 286 | 98 | Nagel et al. (2008) |
2.1.1.343 | 8-Amino-8-demethylriboflavin N,N-dimethyltransferase | Streptomyces davaonensis | 70 | 27 | Tongsook et al. (2016) |