| 1,2,3,5-tetrahydroxybenzene-pyrogallol hydroxyltransferase (transhydroxylase) | http://purl.obolibrary.org/obo/GO_0018706 | pyrogallol hydroxytransferase activity | |
| 1,2,3,5-tetrahydroxybenzene:pyrogallol transhydroxylase activity | http://purl.obolibrary.org/obo/GO_0018706 | pyrogallol hydroxytransferase activity | |
| 1,2,3-tribromopropane metabolic process | http://purl.obolibrary.org/obo/GO_0018976 | 1,2,3-tribromopropane metabolic process | |
| 1,2,3-tribromopropane metabolism | http://purl.obolibrary.org/obo/GO_0018976 | 1,2,3-tribromopropane metabolic process | |
| 1,2,3-trihydroxybenzene:oxygen 1,2-oxidoreductase (decyclizing) | http://purl.obolibrary.org/obo/GO_0050240 | pyrogallol 1,2-oxygenase activity | |
| 1,2,4-trichlorobenzene metabolic process | http://purl.obolibrary.org/obo/GO_0018911 | 1,2,4-trichlorobenzene metabolic process | |
| 1,2,4-trichlorobenzene metabolism | http://purl.obolibrary.org/obo/GO_0018911 | 1,2,4-trichlorobenzene metabolic process | |
| 1,2,4-trihydroxybenzene:NAD oxidoreductase activity | http://purl.obolibrary.org/obo/GO_0050625 | 2-hydroxy-1,4-benzoquinone reductase activity | |
| 1,2,4-trihydroxybenzene:NAD+ oxidoreductase activity | http://purl.obolibrary.org/obo/GO_0050625 | 2-hydroxy-1,4-benzoquinone reductase activity | |
| 1,25-dihydroxycholecalciferol receptor activity | http://purl.obolibrary.org/obo/GO_0008434 | calcitriol receptor activity | |
| 1,25-dihydroxyvitamin D3 receptor activity | http://purl.obolibrary.org/obo/GO_0008434 | calcitriol receptor activity | |
| 1,25-(OH)2D3 24-hydroxylase activity | http://purl.obolibrary.org/obo/GO_0030342 | 1-alpha,25-dihydroxyvitamin D3 24-hydroxylase activity | |
| 1,25-(OH)2D3 receptor activity | http://purl.obolibrary.org/obo/GO_0008434 | calcitriol receptor activity | |
| 1-(2-acetamido-2-deoxy-alpha-D-glucopyranosyl)-1D-myo-inositol acetylhydrolase activity | http://purl.obolibrary.org/obo/GO_0035595 | | |
| 1,2-alpha-D-glucosyl-branched-dextran 2-glucohydrolase activity | http://purl.obolibrary.org/obo/GO_0033933 | branched-dextran exo-1,2-alpha-glucosidase activity | |
| 1,2-alpha-D-mannosidase activity | http://purl.obolibrary.org/obo/GO_0004559 | alpha-mannosidase activity | |
| 1,2-alpha-glucuronidase activity | http://purl.obolibrary.org/obo/GO_0033939 | xylan alpha-1,2-glucuronosidase activity | |
| 12-alpha-hydroxysteroid dehydrogenase activity | http://purl.obolibrary.org/obo/GO_0047013 | cholate 12-alpha dehydrogenase activity | |
| 12alpha-hydroxy steroid dehydrogenase activity | http://purl.obolibrary.org/obo/GO_0047013 | cholate 12-alpha dehydrogenase activity | |
| 12alpha-hydroxysteroid dehydrogenase activity | http://purl.obolibrary.org/obo/GO_0047013 | cholate 12-alpha dehydrogenase activity | |
| 12alpha-hydroxysteroid:NADP+ 12-oxidoreductase activity | http://purl.obolibrary.org/obo/GO_0047013 | cholate 12-alpha dehydrogenase activity | |
| 1,2-alpha-L-fucosidase activity | http://purl.obolibrary.org/obo/GO_0047513 | 1,2-alpha-L-fucosidase activity | |
| 1,2-alpha-mannosidase | http://purl.obolibrary.org/obo/GO_0004559 | alpha-mannosidase activity | |
| 1,2-alpha-mannosidase | http://purl.obolibrary.org/obo/GO_0004571 | mannosyl-oligosaccharide 1,2-alpha-mannosidase activity | |
| 1,2-alpha-mannosyl-oligosaccharide alpha-D-mannohydrolase activity | http://purl.obolibrary.org/obo/GO_0004571 | mannosyl-oligosaccharide 1,2-alpha-mannosidase activity | |
| 1,2-benzenediol:oxygen oxidoreductase activity | http://purl.obolibrary.org/obo/GO_0004097 | catechol oxidase activity | |
| 1,2-beta-D-fructan:1,2-beta-D-fructan 1(F)-beta-D-fructosyltransferase activity | http://purl.obolibrary.org/obo/GO_0047207 | 1,2-beta-fructan 1F-fructosyltransferase activity | |
| 1,2-beta-D-fructan:1,2-beta-D-fructan 1F-beta-D-fructosyltransferase activity | http://purl.obolibrary.org/obo/GO_0047207 | 1,2-beta-fructan 1F-fructosyltransferase activity | |
| 1,2-beta-D-fructan 1(F)-fructosyltransferase activity | http://purl.obolibrary.org/obo/GO_0047207 | 1,2-beta-fructan 1F-fructosyltransferase activity | |
| 1,2-beta-D-fructan 1F-fructosyltransferase activity | http://purl.obolibrary.org/obo/GO_0047207 | 1,2-beta-fructan 1F-fructosyltransferase activity | |