Question

限制性内切酶只存在于原核生物中吗？

如题
在别的微生物，如病毒，酵母菌（真核细胞）中存在吗？

Answer 1

Most of restriction endonucleases are from bacteria, phage does not produce restriction endonucleases, but it does produce endonucleases, such as T4 endonuclease. Some restriction endonucleases are from eukaryotic cells, such as fungi.

Answer 2

酵母菌中也有啊，酵母菌属于真菌，，当然是真核生物。