Review Article
Proteases from Entamoeba spp. and Pathogenic Free-Living Amoebae as Virulence Factors
Table 2
Enzymes from E. histolytica related species that degrade host proteins and their implication in virulence.
| Parasite | Tissue or protein | Name | Mr (kDa) | Catalytic type | Comment | Reference |
| E. moshkovskii |
| | ECM components | — | ≈45 | CP | Zymogram and activity of proteases secreted in azocasein | [32] | FIC strain | Gelatin | — | 90 | CP | Zymogram | [33] | Laredo strain | Gelatin | — | 90 | CP | Zymogram | [33] |
| E. dispar |
| | ECM components | EdCP3 | ≈30 | CP | Sequence homology with E. histolytica. Located in cytoplasmic granules | [34, 35] |
| E. invadens |
| PZ strain | Gelatin | | 99, 90 | CP | Zymogram | [33] | IP101 strain | Gelatin | | 99, 90, 45 | CP | Zymogram
| [33] | IP-1 strain | Gelatin | | 56, 58–66, 44–54, 43 | CP | Zymogram | [36] | | Gelatin | | 45 | SP | Zymogram | [37] | | Gelatin | | 130–230, 55, 35 | CP, MP | Zymogram | [38] | | Gelatin | | 130–230, 60 | CP, MP | Zymogram | [39] | | Azocasein | | 28 | CP | Zymogram | [40] |
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