EC 2.4.2.21: nicotinate-nucleotide-dimethylbenzimidazole phosphoribosyltransferase
TransferasesOpen in Browse
CatLog read 6 records for EC 2.4.2.21 from 1 paper, for 1 organism. Names in these papers: CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase).
Read from the paper by an AI model and checked against the paper by a second, separate AI run; code converted the units.
CatLog also holds 10 records for EC 2.4.2.21 that are not yet re-read: from its earlier version, built from the enzyme databases and partly checked against the papers. All records for EC 2.4.2.21 in Browse.
Papers
| Paper | Organisms | Records |
|---|---|---|
| Functional analysis of the nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase (CobT) enzyme, involved in the late steps of coenzyme B12 biosynthesis in Salmonella enterica | Salmonella enterica serovar Typhimurium | 6 |
Records
| Enzyme | Organism | Substrate | kcat (s⁻¹) | Km (mM) | kcat/Km (mM⁻¹ s⁻¹) | Conditions | Paper | Open record |
|---|---|---|---|---|---|---|---|---|
| CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase) | Salmonella enterica serovar Typhimurium | nicotinate mononucleotide | 38 | 0.3 | 138 | pH 10, 37 °C | PMID 19880598 | Open record: CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase), nicotinate mononucleotide |
| CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase)variant C160A | Salmonella enterica serovar Typhimurium | nicotinate mononucleotide | 31 | 1.2 | 29 | pH 10, 37 °C | PMID 19880598 | Open record: CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase) variant C160A, nicotinate mononucleotide |
| CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase)variant G171D | Salmonella enterica serovar Typhimurium | nicotinate mononucleotide | 0.6 | 0.9 | 0.7 | pH 10, 37 °C | PMID 19880598 | Open record: CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase) variant G171D, nicotinate mononucleotide |
| CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase)variant G257A | Salmonella enterica serovar Typhimurium | nicotinate mononucleotide | 14 | 0.3 | 50 | pH 10, 37 °C | PMID 19880598 | Open record: CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase) variant G257A, nicotinate mononucleotide |
| CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase)variant G257D | Salmonella enterica serovar Typhimurium | nicotinate mononucleotide | 0.2 | 2.2 | 0.1 | pH 10, 37 °C | PMID 19880598 | Open record: CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase) variant G257D, nicotinate mononucleotide |
| CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase)variant G320D | Salmonella enterica serovar Typhimurium | nicotinate mononucleotide | 0.2 | 1 | 0.2 | pH 10, 37 °C | PMID 19880598 | Open record: CobT (nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase) variant G320D, nicotinate mononucleotide |