Activating Compound | Comment | Organism | Structure |
---|---|---|---|
2-mercaptoethanol | increases of the hydrolysis activity | Saccharolobus shibatae | |
dithiothreitol | increases the hydrolysis activity | Saccharolobus shibatae |
Cloned (Comment) | Organism |
---|---|
expression in Escherichia coli | Saccharolobus shibatae |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Mn2+ | no effect by 1-5 mM. Addition of 10 mM of MnCl2 enhances the hydrolysis activity of rSSG up to 23% whereas most metal ions do not show any considerable effect | Saccharolobus shibatae |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
57000 | - |
4 * 57000, SDS-PAGE | Saccharolobus shibatae |
240000 | - |
gel filtration | Saccharolobus shibatae |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Saccharolobus shibatae | - |
- |
- |
Saccharolobus shibatae JCM 8931 | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Saccharolobus shibatae |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
cellobiose + H2O | the enzyme prefers laminaribiose (beta1->3Glc), followed by sophorose (beta1->2Glc), gentiobiose (beta1->6Glc), and cellobiose (beta1->4Glc) | Saccharolobus shibatae | D-glucose + D-glucose | - |
? | |
cellobiose + H2O | the enzyme prefers laminaribiose (beta1->3Glc), followed by sophorose (beta1->2Glc), gentiobiose (beta1->6Glc), and cellobiose (beta1->4Glc) | Saccharolobus shibatae JCM 8931 | D-glucose + D-glucose | - |
? | |
gentiobiose + H2O | the enzyme prefers laminaribiose (beta1->3Glc), followed by sophorose (beta1->2Glc), gentiobiose (beta1->6Glc), and cellobiose (beta1->4Glc) | Saccharolobus shibatae | D-glucose + D-glucose | - |
? | |
gentiobiose + H2O | the enzyme prefers laminaribiose (beta1->3Glc), followed by sophorose (beta1->2Glc), gentiobiose (beta1->6Glc), and cellobiose (beta1->4Glc) | Saccharolobus shibatae JCM 8931 | D-glucose + D-glucose | - |
? | |
lactose + H2O | strong intermolecular transglycosylation activity. Various intermolecular transfer products are formed, indicating that the enzyme prefers lactose as a good acceptor as well as a donor | Saccharolobus shibatae | D-glucose + beta-D-galactose | - |
? | |
lactose + H2O | strong intermolecular transglycosylation activity. Various intermolecular transfer products are formed, indicating that the enzyme prefers lactose as a good acceptor as well as a donor | Saccharolobus shibatae JCM 8931 | D-glucose + beta-D-galactose | - |
? | |
laminaribiose + H2O | the enzyme prefers laminaribiose (beta1->3Glc), followed by sophorose (beta1->2Glc), gentiobiose (beta1->6Glc), and cellobiose (beta1->4Glc) | Saccharolobus shibatae | D-glucose + D-glucose | - |
? | |
laminaribiose + H2O | the enzyme prefers laminaribiose (beta1->3Glc), followed by sophorose (beta1->2Glc), gentiobiose (beta1->6Glc), and cellobiose (beta1->4Glc) | Saccharolobus shibatae JCM 8931 | D-glucose + D-glucose | - |
? | |
sophorose + H2O | the enzyme prefers laminaribiose (beta1->3Glc), followed by sophorose (beta1->2Glc), gentiobiose (beta1->6Glc), and cellobiose (beta1->4Glc) | Saccharolobus shibatae | D-glucose + D-glucose | - |
? | |
sophorose + H2O | the enzyme prefers laminaribiose (beta1->3Glc), followed by sophorose (beta1->2Glc), gentiobiose (beta1->6Glc), and cellobiose (beta1->4Glc) | Saccharolobus shibatae JCM 8931 | D-glucose + D-glucose | - |
? |
Subunits | Comment | Organism |
---|---|---|
tetramer | 4 * 57000, SDS-PAGE | Saccharolobus shibatae |
Synonyms | Comment | Organism |
---|---|---|
Sulfolobus shibatae beta-glycosidase | - |
Saccharolobus shibatae |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
95 | - |
- |
Saccharolobus shibatae |
Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|
80 | 100 | 80°C: about 70% of maximal activity, 100°C: about 80% of maximal activity | Saccharolobus shibatae |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
75 | - |
half-life: 15 h | Saccharolobus shibatae |
95 | - |
half-life: 3.9 min | Saccharolobus shibatae |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
5 | - |
- |
Saccharolobus shibatae |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
5 | 7 | pH 4.0: apout 5% of maximal activity, pH 5.0: maximal activity, pH 7.0: about 40% of maximal activity | Saccharolobus shibatae |