Dna fragment comprising at least a portion of a coding for the acetyltransferase 6 ′ - amino - glycoside and / or the '- aminoglycoside phosphotransferase 2 the process of preparation and its applications biochemical.

摘要

The DNA fragment of the invention comprises at least a portion of the gene AAC(6')-APH(2') which encodes a protein for resistance to kanamycin and gentamicin.