Cloned (Comment) | Organism |
---|---|
expressed in Escherichia coli BL21(DE3) cells and in yeast cytosol | Glycine max |
Protein Variants | Comment | Organism |
---|---|---|
C121S | the mutant of isoform MSRB2 is inactive | Glycine max |
C68S | the mutant of isoform MSRB2 is inactive | Glycine max |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.049 | - |
N-acetyl-L-methionine (R)-sulfoxide | isoform MSRB2, pH and temperature not specified in the publication | Glycine max | |
0.049 | - |
N-acetyl-L-methionine (R)-sulfoxide | isoform MSRB4, pH and temperature not specified in the publication | Glycine max | |
1.451 | - |
L-methionine (R)-sulfoxide | isoform MSRB4, pH and temperature not specified in the publication | Glycine max | |
2.093 | - |
L-methionine (R)-sulfoxide | isoform MSRB2, pH and temperature not specified in the publication | Glycine max |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
L-methionine (R)-sulfoxide + thioredoxin | Glycine max | - |
L-methionine + thioredoxin disulfide + H2O | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Glycine max | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Glycine max |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
dabsyl-L-methionine (R)-sulfoxide + dithiothreitol | isoforms MSRB2 and MSRB4 also show enzyme activity toward protein-based L-methionine (R)-sulfoxide with either dithiothreitol or thioredoxin as reductants, whereas isoform MSRB1 is active only with dithiothreitol | Glycine max | dabsyl-L-methionine + dithiothreitol disulfide + H2O | - |
? | |
L-methionine (R)-sulfoxide + dithiothreitol | - |
Glycine max | L-methionine + dithiothreitol disulfide + H2O | - |
? | |
L-methionine (R)-sulfoxide + thioredoxin | - |
Glycine max | L-methionine + thioredoxin disulfide + H2O | - |
? | |
N-acetyl-L-methionine (R)-sulfoxide + dithiothreitol | - |
Glycine max | N-acetyl-L-methionine + dithiothreitol disulfide + H2O | - |
? |
Synonyms | Comment | Organism |
---|---|---|
methionine sulfoxide reductase B | - |
Glycine max |
MsrB2 | isoform | Glycine max |
MSRB4 | isoform | Glycine max |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.13 | - |
L-methionine (R)-sulfoxide | isoform MSRB4, pH and temperature not specified in the publication | Glycine max | |
0.24 | - |
N-acetyl-L-methionine (R)-sulfoxide | isoform MSRB4, pH and temperature not specified in the publication | Glycine max | |
2.04 | - |
N-acetyl-L-methionine (R)-sulfoxide | isoform MSRB2, pH and temperature not specified in the publication | Glycine max | |
2.86 | - |
L-methionine (R)-sulfoxide | isoform MSRB2, pH and temperature not specified in the publication | Glycine max |
kcat/KM Value [1/mMs-1] | kcat/KM Value Maximum [1/mMs-1] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.09 | - |
L-methionine (R)-sulfoxide | isoform MSRB4, pH and temperature not specified in the publication | Glycine max | |
1.4 | - |
L-methionine (R)-sulfoxide | isoform MSRB2, pH and temperature not specified in the publication | Glycine max | |
5 | - |
N-acetyl-L-methionine (R)-sulfoxide | isoform MSRB4, pH and temperature not specified in the publication | Glycine max | |
42 | - |
N-acetyl-L-methionine (R)-sulfoxide | isoform MSRB2, pH and temperature not specified in the publication | Glycine max |