EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.37 | Fe3+ | 72-79% remaining activity for four isoenzymes | Penicillium wortmanni | |
3.2.1.37 | Hg2+ | strong inhibition for all four isoenzymes | Penicillium wortmanni | |
3.2.1.37 | N-bromosuccinimide | complete inhibition for all four isoenzymes | Penicillium wortmanni |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
3.2.1.37 | 1 | - |
xylobiose | beta-xylosidase-3 | Penicillium wortmanni | |
3.2.1.37 | 2.3 | - |
xylobiose | beta-xylosidase-2 | Penicillium wortmanni | |
3.2.1.37 | 3.3 | - |
xylobiose | beta-xylosidase-4 | Penicillium wortmanni | |
3.2.1.37 | 4.2 | - |
xylobiose | beta-xylosidase-1 | Penicillium wortmanni |
EC Number | Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|---|
3.2.1.37 | extracellular | - |
Penicillium wortmanni | - |
- |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
3.2.1.37 | 100000 | - |
2 * 100000, xylosidase-4, SDS-PAGE | Penicillium wortmanni |
3.2.1.37 | 101000 | - |
2 * 101000, xylosidase-3, SDS-PAGE | Penicillium wortmanni |
3.2.1.37 | 105000 | - |
2 * 105000, xylosidase-2, SDS-PAGE | Penicillium wortmanni |
3.2.1.37 | 110000 | - |
xylosidase-1, SDS-PAGE, gel filtration | Penicillium wortmanni |
3.2.1.37 | 180000 | - |
xylosidase-4, SDS-PAGE, gel filtration | Penicillium wortmanni |
3.2.1.37 | 195000 | - |
xylosidase-2, SDS-PAGE, gel filtration | Penicillium wortmanni |
3.2.1.37 | 210000 | - |
xylosidase-3, SDS-PAGE, gel filtration | Penicillium wortmanni |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.2.1.37 | xylan + H2O | Penicillium wortmanni | - |
beta-D-xylose + ? | - |
? | |
3.2.1.37 | xylobiose + H2O | Penicillium wortmanni | transxylosylation activity | beta-D-xylose + D-xylose | - |
? | |
3.2.1.37 | xylobiose + H2O | Penicillium wortmanni | four isoenzymes divided into three groups of action patterns | beta-D-xylose + D-xylose | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
3.2.1.37 | Penicillium wortmanni | - |
four different isoenzymes | - |
EC Number | Purification (Comment) | Organism |
---|---|---|
3.2.1.37 | separation of four isoenzymes to homogeneity | Penicillium wortmanni |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
3.2.1.37 | cell culture | - |
Penicillium wortmanni | - |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
3.2.1.37 | 22 | - |
beta-xylosidase-1 | Penicillium wortmanni |
3.2.1.37 | 30.5 | - |
beta-xylosidase-4 | Penicillium wortmanni |
3.2.1.37 | 40 | - |
beta-xylosidase-2 | Penicillium wortmanni |
3.2.1.37 | 61.2 | - |
beta-xylosidase-3 | Penicillium wortmanni |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.2.1.37 | benzyl-beta-D-xyloside + H2O | low activity for xylosidases-2,-3,-4, 45% activity for xylosidase-1 | Penicillium wortmanni | phenol + beta-D-xylose | - |
? | |
3.2.1.37 | butyl-beta-D-xyloside | low activity | Penicillium wortmanni | butanol + beta-D-xylose | - |
? | |
3.2.1.37 | cyclohexyl-beta-D-xyloside + H2O | 50% activity compared to that for xylobiose | Penicillium wortmanni | cyclohexanol + beta-D-xylose | - |
? | |
3.2.1.37 | methyl-beta-D-xyloside + H2O | very low activity | Penicillium wortmanni | beta-D-xylose + methanol | - |
? | |
3.2.1.37 | methyl-beta-D-xyloside + H2O | very low activity | Penicillium wortmanni | ? | - |
? | |
3.2.1.37 | p-nitrophenyl beta-D-xyloside + H2O | - |
Penicillium wortmanni | p-nitrophenol + beta-D-xylose | - |
? | |
3.2.1.37 | xylan + H2O | - |
Penicillium wortmanni | beta-D-xylose + ? | - |
? | |
3.2.1.37 | xylobiose + H2O | transxylosylation activity | Penicillium wortmanni | beta-D-xylose + D-xylose | - |
? | |
3.2.1.37 | xylobiose + H2O | four isoenzymes divided into three groups of action patterns | Penicillium wortmanni | beta-D-xylose + D-xylose | - |
? |
EC Number | Subunits | Comment | Organism |
---|---|---|---|
3.2.1.37 | dimer | 2 * 101000, xylosidase-3, SDS-PAGE | Penicillium wortmanni |
3.2.1.37 | dimer | 2 * 105000, xylosidase-2, SDS-PAGE | Penicillium wortmanni |
3.2.1.37 | dimer | 2 * 100000, xylosidase-4, SDS-PAGE | Penicillium wortmanni |
3.2.1.37 | monomer | 1 * 110000, xylosidase-1, SDS-PAGE, gel filtration | Penicillium wortmanni |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
3.2.1.37 | beta-xylosidase-1 | - |
Penicillium wortmanni |
3.2.1.37 | beta-xylosidase-2 | - |
Penicillium wortmanni |
3.2.1.37 | beta-xylosidase-3 | - |
Penicillium wortmanni |
3.2.1.37 | beta-xylosidase-4 | - |
Penicillium wortmanni |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
3.2.1.37 | 55 | - |
beta-xylosidase-1 | Penicillium wortmanni |
3.2.1.37 | 60 | 65 | beta-xylosidase-3 | Penicillium wortmanni |
3.2.1.37 | 65 | - |
beta-xylosidases-2 and -4 | Penicillium wortmanni |
EC Number | Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|---|
3.2.1.37 | 45 | - |
stable up to for xylosidases-1,-3 and -4 | Penicillium wortmanni |
3.2.1.37 | 60 | - |
xylosidase-2, stable up to | Penicillium wortmanni |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
3.2.1.37 | 3 | 4 | beta-xylosidases-2,-3,-4 | Penicillium wortmanni |
3.2.1.37 | 4 | 4.5 | beta-xylosidase-1 | Penicillium wortmanni |