Activating Compound | Comment | Organism | Structure |
---|---|---|---|
alamethicin | channel-forming peptide, required for in vitro enzyme measurements | Nicotiana tabacum | |
alamethicin | channel-forming peptide, required for in vitro enzyme measurements | Arabidopsis thaliana | |
cytochalasin | slightly activating | Arabidopsis thaliana |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
ethanol | - |
Arabidopsis thaliana | |
ethanol | - |
Nicotiana tabacum | |
oryzalin | - |
Arabidopsis thaliana | |
oryzalin | - |
Nicotiana tabacum |
Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
plasma membrane | the binding site for UDP-glucose for callose synthase is on the cytoplasmic side of the plasma membrane | Nicotiana tabacum | 5886 | - |
plasma membrane | the binding site for UDP-glucose for callose synthase is on the cytoplasmic side of the plasma membrane | Arabidopsis thaliana | 5886 | - |
protoplast | - |
Nicotiana tabacum | - |
- |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | activates | Nicotiana tabacum | |
Ca2+ | activates | Arabidopsis thaliana | |
Mg2+ | activates | Nicotiana tabacum | |
Mg2+ | activates | Arabidopsis thaliana |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
additional information | - |
in BY-2 cells, callose synthase appears in two different protein complexes with masses of approximately 1500 kDa and at 800 kDa, each co-migrating with tubulin | Nicotiana tabacum |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
UDP-glucose + [(1,3)-beta-D-glucosyl]n | Nicotiana tabacum | - |
UDP + [(1,3)-beta-D-glucosyl]n+1 | - |
? | |
UDP-glucose + [(1,3)-beta-D-glucosyl]n | Arabidopsis thaliana | - |
UDP + [(1,3)-beta-D-glucosyl]n+1 | - |
? | |
UDP-glucose + [(1,3)-beta-D-glucosyl]n | Arabidopsis thaliana Col-0 | - |
UDP + [(1,3)-beta-D-glucosyl]n+1 | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Arabidopsis thaliana | - |
Col-0 | - |
Arabidopsis thaliana Col-0 | - |
Col-0 | - |
Nicotiana tabacum | - |
- |
- |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
cell suspension culture | - |
Nicotiana tabacum | - |
TBY-2 cell | - |
Nicotiana tabacum | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
additional information | - |
10 nmol/min/g FW | Nicotiana tabacum |
additional information | - |
45 nmol/min/g FW | Arabidopsis thaliana |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
UDP-glucose + [(1,3)-beta-D-glucosyl]n | - |
Nicotiana tabacum | UDP + [(1,3)-beta-D-glucosyl]n+1 | - |
? | |
UDP-glucose + [(1,3)-beta-D-glucosyl]n | - |
Arabidopsis thaliana | UDP + [(1,3)-beta-D-glucosyl]n+1 | - |
? | |
UDP-glucose + [(1,3)-beta-D-glucosyl]n | - |
Arabidopsis thaliana Col-0 | UDP + [(1,3)-beta-D-glucosyl]n+1 | - |
? |
Synonyms | Comment | Organism |
---|---|---|
callose synthase | - |
Nicotiana tabacum |
callose synthase | - |
Arabidopsis thaliana |
GSL | - |
Nicotiana tabacum |
GSL | - |
Arabidopsis thaliana |
General Information | Comment | Organism |
---|---|---|
physiological function | the enzyme is important in the biosynthesis of the cell wall component callose, i.e. 1,3-beta-D-glucan | Nicotiana tabacum |
physiological function | the enzyme is important in the biosynthesis of the cell wall component callose, i.e. 1,3-beta-D-glucan | Arabidopsis thaliana |