摘要 |
PROBLEM TO BE SOLVED: To provide a new excisionase which can recognize a base sequence different from conventional excisionases, and can cut out a domain between the base sequences.SOLUTION: An excisionase recognizes a specific sequence attL and a second specific sequence attR, produces a recombinant sequence attB and a recombinant attP, and has a molecular weight of 25-30 Kd. |