Literature summary extracted from
Marraccini, P.; Rogers, W.J.; Allard, C.; Andre, M.L.; Caillet, V.; Lacoste, N.; Lausanne, F.; Michaux, S.
Molecular and biochemical characterization of endo-beta-mannanases from germinating coffee (Coffea arabica) grains (2001), Planta, 213, 296-308.
Cloned(Commentary)
EC Number |
Cloned (Comment) |
Organism |
---|
3.2.1.78 |
both ManA and ManB |
Coffea arabica |
Localization
EC Number |
Localization |
Comment |
Organism |
GeneOntology No. |
Textmining |
---|
Molecular Weight [Da]
EC Number |
Molecular Weight [Da] |
Molecular Weight Maximum [Da] |
Comment |
Organism |
---|
3.2.1.78 |
43000 |
- |
x * 43000, ManB, SDS-PAGE |
Coffea arabica |
Organism
EC Number |
Organism |
UniProt |
Comment |
Textmining |
---|
3.2.1.78 |
Coffea arabica |
- |
isozymes ManA, ManB with at least 7 isomers |
- |
Posttranslational Modification
EC Number |
Posttranslational Modification |
Comment |
Organism |
---|
3.2.1.78 |
glycoprotein |
two putative N-glycosilation sites, ManB |
Coffea arabica |
Source Tissue
EC Number |
Source Tissue |
Comment |
Organism |
Textmining |
---|
3.2.1.78 |
seed |
germinating |
Coffea arabica |
- |
Specific Activity [micromol/min/mg]
EC Number |
Specific Activity Minimum [µmol/min/mg] |
Specific Activity Maximum [µmol/min/mg] |
Comment |
Organism |
---|
3.2.1.78 |
1400 |
- |
ManB, 37°C, pH 5.0 |
Coffea arabica |
Substrates and Products (Substrate)
EC Number |
Substrates |
Comment Substrates |
Organism |
Products |
Comment (Products) |
Rev. |
Reac. |
---|
3.2.1.78 |
mannohexaose + H2O |
- |
Coffea arabica |
2 mannotriose |
main product |
? |
|
3.2.1.78 |
mannopentaose + H2O |
- |
Coffea arabica |
mannotriose + mannobiose |
main products |
? |
|
3.2.1.78 |
additional information |
no substrate: mannotriose, mannobiose, enzyme requires a minimum of four sugar units in substrates |
Coffea arabica |
? |
- |
? |
|
Subunits
EC Number |
Subunits |
Comment |
Organism |
---|
3.2.1.78 |
? |
x * 43000, ManB, SDS-PAGE |
Coffea arabica |
pI Value
EC Number |
Organism |
Comment |
pI Value Maximum |
pI Value |
---|
3.2.1.78 |
Coffea arabica |
chromatofocusing, 7 isomers |
- |
5.5 |