Cre recombinase. Cre recombinase is a tyrosine recombinase enzyme derived from the P1 Bacteriophage. The enzyme uses a topoisomerase I like mechanism to carry out site specific recombination events. The enzyme is a member of the integrase family of site specific recombinase and it is known to catalyse the site specific recombination event between two DNA recognition sites. This 34 base pair loxP recognition site consists of two 13 bp palindromic sequences which flank an 8bp spacer region. The products of Cre-med
Know Your Constitution (1): The Structure of Government. Constitutional Education for Citizens. United States citizens, in my view, have an obligation to understand their government, the Constitution that created it and the Supreme Courtâs role in interpreting the Constitution.
The people give the government its powers. This is one of the foundational principles of the U.S. Constitution: Limited Government: Since the people give government its power,â¦ government itself is limited to the power given to it by them. In other words, the US government does not derive its power from itself.