translate English to French: The isoschizomers MspI and HpaII are four base cutter (C↓CGG) restriction endonucleases, HpaII being sensitive to methylation of the internal cytosine.
Les isoschizomères MspI et HpaII sont des endonucléases coupant quatre bases (C↓CGG), mais la HpaII est sensible aux méthylations de la cytosine interne.