Values CatLog read from this paper
Role of metal ions in the reaction catalyzed by L-ribulose-5-phosphate 4-epimerase
PMID 10769139doi:10.1021/bi9928952Open in Browse
The paper itself is not on this site: read it at the publisher. This page lists only the values CatLog read from it.
CatLog read 26 records (40 values) from this paper: L-ribulose-5-phosphate 4-epimerase from Escherichia coli.
Read from the paper by an AI model and checked against the paper by a second, separate AI run; code converted the units. Values are in CatLog's units; each record opens in Browse with the line the paper prints and the checks.
| Enzyme | Organism | Substrate | kcat (s⁻¹) | Km (mM) | kcat/Km (mM⁻¹ s⁻¹) | Conditions | Open record |
|---|---|---|---|---|---|---|---|
| L-ribulose-5-phosphate 4-epimerase | Escherichia coli | 1,3-dihydroxypropan-2-one | 0.0016 | — | — | pH 7.5 | Open record: L-ribulose-5-phosphate 4-epimerase, 1,3-dihydroxypropan-2-one |
| L-ribulose-5-phosphate 4-epimerase | Escherichia coli | L-ribulose 5-phosphateenzyme made metal-free and reconstituted with Zn(II) | 17.3 | 0.0471 | 367 | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerase | Escherichia coli | L-ribulose 5-phosphateenzyme made metal-free and reconstituted with Co(II) | 21.8 | 0.11 | 198 | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerase | Escherichia coli | L-ribulose 5-phosphateenzyme made metal-free and reconstituted with Mn(II) | 36.5 | 0.415 | 87.9 | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerase | Escherichia coli | L-ribulose 5-phosphateenzyme made metal-free and reconstituted with Mg(II) | 0.502 | 0.493 | 1.02 | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerase | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 16.7 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerase | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 24.3 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerase | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 37.2 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerase | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 0.855 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant H95N | Escherichia coli | 1,3-dihydroxypropan-2-one | 0.0016 | — | — | pH 7.5 | Open record: L-ribulose-5-phosphate 4-epimerase variant H95N, 1,3-dihydroxypropan-2-one |
| L-ribulose-5-phosphate 4-epimerasevariant H95N | Escherichia coli | L-ribulose 5-phosphateenzyme made metal-free and reconstituted with Zn(II) | 0.183 | 0.091 | 2.01 | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant H95N, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant H95N | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 0.19 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant H95N, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant H95N | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 0.562 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant H95N, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant H95N | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 0.38 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant H95N, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant H97N | Escherichia coli | 1,3-dihydroxypropan-2-one | 0.0016 | — | — | pH 7.5 | Open record: L-ribulose-5-phosphate 4-epimerase variant H97N, 1,3-dihydroxypropan-2-one |
| L-ribulose-5-phosphate 4-epimerasevariant H97N | Escherichia coli | L-ribulose 5-phosphateenzyme made metal-free and reconstituted with Zn(II) | 2.01 | 0.132 | 15.2 | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant H97N, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant H97N | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 1.77 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant H97N, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant H97N | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 2.14 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant H97N, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant H97N | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 0.737 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant H97N, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant H97N | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 0.0787 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant H97N, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant Y229F | Escherichia coli | 1,3-dihydroxypropan-2-one | 0.0016 | — | — | pH 7.5 | Open record: L-ribulose-5-phosphate 4-epimerase variant Y229F, 1,3-dihydroxypropan-2-one |
| L-ribulose-5-phosphate 4-epimerasevariant Y229F | Escherichia coli | L-ribulose 5-phosphateenzyme made metal-free and reconstituted with Zn(II) | 0.0118 | 0.129 | 0.0915 | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant Y229F, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant Y229F | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 0.0111 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant Y229F, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant Y229F | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 0.307 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant Y229F, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant Y229F | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 0.0557 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant Y229F, L-ribulose 5-phosphate |
| L-ribulose-5-phosphate 4-epimerasevariant Y229F | Escherichia coli | L-ribulose 5-phosphateCD assay (ellipticity change of L-Ru5P at 279 nm); Table 1 | 0.0041 | — | — | pH 7.5, 22 °C | Open record: L-ribulose-5-phosphate 4-epimerase variant Y229F, L-ribulose 5-phosphate |