TABLE 3.
Properties of purified C. albicans proteinases
| Proteinase | Mol mass (kDa) | pH range | pH for optimal activity | Isolectric point (pI) | Reference(s) |
|---|---|---|---|---|---|
| Sap1 | 38, 40, 40 | 2.5-5.5 | 3.2-4.5 | 4.0 | 16, 210, 247 |
| Sap2 | 40, 41, 43, 45, 48, 49 | 2.5-5.5 | 3.2-3.5 | 4.25, 4.4 | 16, 148, 177, 182, 210, 247 |
| Sap3 | 41, 42 | 2.0-5.0 | 3.2-3.5 | 5.7 | 16, 148, 210, 247 |
| Sap4 | 40a | 4.0-7.0 | 5.0 | ND | 16 |
| Sap5 | 37a | 3.0-7.0 | 5.0 | ND | 16 |
| Sap6 | 40a | 3.0-7.0 | 5.0 | ND | 16 |
| Sap7 | NDb | NDb,c | NDb | NDb | |
| Sap8 | 41 | ND | ND | ND | 148 |
| Sap9 | NDb | NDb | NDb | NDb | |
| Sap10 | NDb | NDb | NDb | NDb |
a
Molecular masses estimated from sodium dodecyl sulfate-polyacrylamide gel electrophoresis.
b
No information regarding the biochemical properties are presently available.
c
ND, not determined.