Table 1.
Targets derived from C1221 that are cleaved by I-CreI mutantsa | Number and strength of the I-CreI mutants | Targets cleaved by DmoCre mutantsa, number of positive DmoCre mutants and maximal cleavage activity |
---|---|---|
CAAAACTTGGTACCAAGTTTTG | 16 0.11 < AU < 0.30 | CGCCGGAACTTACCAAGTTTTG 16 AUmax = 0.56 |
CAAAACGAGGTACCTCGTTTTG | 36 0.2 < AU < 1.0 | CGCCGGAACTTACCTCGTTTTG 32 AUmax = 0.92 |
CCCAACGTCGTACGACGTTGGG | 14 0.15 < AU < 0.70 | CGCCGGAACTTACGACGTTGGG 12 AUmax = 0.92 |
CTGGCTGCTGTACAGCAGCCAG | 26 0.61 < AU < 0.94 | CGCCGGAACTTACAGCAGCCAG 19 AUmax = 0.89 |
CGTTCTCAGGTACCTGAGAACG (Ca) | 33 0.4 < AU < 1.0 | CGCCGGAACTTACCTGAGAACG (D2-Ca) 8 AUmax = 0.40; (0.91)b |
CTGGCTGAGGTACCTCAGCCAG (Cb) | 35 0.2 < AU < 0.74 | CGCCGGAACTTACCTCAGCCAG ( D2-Cb) 6 AUmax = 0.48; (0.97)b |
AU: arbitrary unit.
aBases bold underlined are bases for which the I-CreI specificity has been modified.
bCleavage activity after protein optimization.