Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
34341 | - |
x * 34341, isoform PME4, MALDI-TOF mass spectrometry | Citrus sinensis |
34467 | - |
x * 34467, isoform PME2, MALDI-TOF mass spectrometry | Citrus sinensis |
34485 | - |
x * 34485, isoform PME1, MALDI-TOF mass spectrometry | Citrus sinensis |
35000 | - |
x * 35000, isoform PME2, SDS-PAGE | Citrus sinensis |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Citrus sinensis | - |
- |
- |
Citrus sinensis | P83948 | isoform PME3 | - |
Citrus sinensis | Q8GS16 | isoform PME4 | - |
Purification (Comment) | Organism |
---|---|
affinity purification with immobilized pectin methylesterase-inhibitor protein | Citrus sinensis |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
fruit | - |
Citrus sinensis | - |
fruit | isoform PME1 is a minor citrus fruit thermolabile pectin methylesterase | Citrus sinensis | - |
fruit | isoform PME2 is the major thermolabile pectin methylesterase isoenzyme accumulated in citrus pulp tissue | Citrus sinensis | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
pectin + H2O | - |
Citrus sinensis | methanol + pectate | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 34341, isoform PME4, MALDI-TOF mass spectrometry | Citrus sinensis |
? | x * 34467, isoform PME2, MALDI-TOF mass spectrometry | Citrus sinensis |
? | x * 34485, isoform PME1, MALDI-TOF mass spectrometry | Citrus sinensis |
? | x * 35000, isoform PME2, SDS-PAGE | Citrus sinensis |
Synonyms | Comment | Organism |
---|---|---|
PME1 | isoform | Citrus sinensis |
PME2 | isoform | Citrus sinensis |
PME3 | isoform | Citrus sinensis |
PME4 | isoform | Citrus sinensis |
thermolabile pectin methylesterase | - |
Citrus sinensis |
TL-PME | - |
Citrus sinensis |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
70 | - |
following heating of a crude pulp tissue cell wall extract at 70°C, the activity for the purified isoform PME2 is rapidly lost | Citrus sinensis |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
5.5 | 6 | in the presence of 1.2% NaCl | Citrus sinensis |