EC Number | Activating Compound | Comment | Organism | Structure |
---|---|---|---|---|
3.5.1.1 | glycine | glycine stimulates self-cleavage in a dose-dependent manner | Cavia porcellus |
EC Number | Application | Comment | Organism |
---|---|---|---|
3.4.19.5 | medicine | isoform ASRGL1 is not the asparaginase responsible for the antitumor effects elicited by treatment with guinea pig serum | Cavia porcellus |
EC Number | Cloned (Comment) | Organism |
---|---|---|
3.4.19.5 | expression in Escherichia coli | Cavia porcellus |
3.5.1.1 | expressed in Escherichia coli BL21(DE3) cells | Cavia porcellus |
EC Number | Crystallization (Comment) | Organism |
---|---|---|
3.4.19.5 | uncleaved (inactive) as well as the cleaved (active), aspartate-bound structures. Cleavage does not greatly alter the overall structure of the enzyme with the exception of the conformational change in the conserved HGG loop that coincides with cleavage | Cavia porcellus |
3.5.1.1 | hanging drop vapor diffusion method, using 0.2 M ammonium sulfate, 0.1 M MES at pH 6.0, and 13-15% (w/v) PEG 3350 | Cavia porcellus |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
3.4.19.5 | 0.41 | - |
beta-Asp-Phe | pH 7.5, 37°C | Cavia porcellus | |
3.5.1.1 | 0.41 | - |
beta-L-Asp-L-Phe | at pH 7.5 and 37°C | Cavia porcellus | |
3.5.1.1 | 2.24 | - |
L-asparagine | at pH 7.5 and 37°C | Cavia porcellus |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
3.4.19.5 | 15000 | - |
beta-subunit, SDS-PAGE | Cavia porcellus |
3.4.19.5 | 20000 | - |
alpha-subunit, SDS-PAGE | Cavia porcellus |
3.4.19.5 | 35000 | - |
inactive precursor, SDS-PAGE | Cavia porcellus |
3.5.1.1 | 15000 | - |
1 * 20000 + 1 * 15000, active, cleaved enzyme | Cavia porcellus |
3.5.1.1 | 20000 | - |
1 * 20000 + 1 * 15000, active, cleaved enzyme | Cavia porcellus |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.5.1.1 | L-asparagine + H2O | Cavia porcellus | - |
L-aspartate + NH3 | - |
? | |
3.5.1.1 | additional information | Cavia porcellus | the enzyme requires autocleavage to become active | ? | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
3.4.19.5 | Cavia porcellus | - |
- |
- |
3.5.1.1 | Cavia porcellus | - |
- |
- |
EC Number | Posttranslational Modification | Comment | Organism |
---|---|---|---|
3.4.19.5 | proteolytic modification | inactive precursor undergoes a self-activation process, converting it from an uncleaved precursor of 35000 Da into alpha- and beta-subunits of 20000 and 15000 Da, respectively. Glycine stimulates cleavage in a dose-dependent manner | Cavia porcellus |
EC Number | Purification (Comment) | Organism |
---|---|---|
3.5.1.1 | HisTrap HP Ni Sepharose column chromatography and Superdex 200 gel filtration | Cavia porcellus |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.4.19.5 | beta-Asp-Phe + H2O | - |
Cavia porcellus | L-Asp + L-Phe | - |
? | |
3.4.19.5 | additional information | enzyme additionally acts as an asparaginase, EC 3.5.1.1 | Cavia porcellus | ? | - |
? | |
3.5.1.1 | beta-L-Asp-L-Phe + H2O | - |
Cavia porcellus | ? | - |
? | |
3.5.1.1 | L-asparagine + H2O | - |
Cavia porcellus | L-aspartate + NH3 | - |
? | |
3.5.1.1 | additional information | the enzyme requires autocleavage to become active | Cavia porcellus | ? | - |
? |
EC Number | Subunits | Comment | Organism |
---|---|---|---|
3.5.1.1 | heterodimer | 1 * 20000 + 1 * 15000, active, cleaved enzyme | Cavia porcellus |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
3.4.19.5 | ASNase3 | - |
Cavia porcellus |
3.4.19.5 | ASRGL1 | - |
Cavia porcellus |
3.5.1.1 | ASNase3 | - |
Cavia porcellus |
3.5.1.1 | L-asparaginase type III | - |
Cavia porcellus |
EC Number | Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
3.4.19.5 | 1.98 | - |
beta-Asp-Phe | pH 7.5, 37°C | Cavia porcellus | |
3.5.1.1 | 1.98 | - |
beta-L-Asp-L-Phe | at pH 7.5 and 37°C | Cavia porcellus | |
3.5.1.1 | 3.95 | - |
L-asparagine | at pH 7.5 and 37°C | Cavia porcellus |
EC Number | General Information | Comment | Organism |
---|---|---|---|
3.5.1.1 | additional information | ASNase3 is not the enzyme responsible for the antitumor effects of guinea pig serum | Cavia porcellus |
EC Number | kcat/KM Value [1/mMs-1] | kcat/KM Value Maximum [1/mMs-1] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
3.4.19.5 | 4.83 | - |
beta-Asp-Phe | pH 7.5, 37°C | Cavia porcellus | |
3.5.1.1 | 1.76 | - |
L-asparagine | at pH 7.5 and 37°C | Cavia porcellus | |
3.5.1.1 | 4.83 | - |
beta-L-Asp-L-Phe | at pH 7.5 and 37°C | Cavia porcellus |