Evolution
After closely studying the structurally similar enzymes,CKα-2, APH(3′)-IIIa, and PKA,researchers observed that PKA had less insertions to its structural core compared to the other enzymes. Against this background,it is believed that CKα-2 have evolved from PKA to have more structural elements attached to it.
Read more about this topic: Choline Kinase
Famous quotes containing the word evolution:
“Analyze theory-building how we will, we all must start in the middle. Our conceptual firsts are middle-sized, middle-distanced objects, and our introduction to them and to everything comes midway in the cultural evolution of the race.”
—Willard Van Orman Quine (b. 1908)
“As a natural process, of the same character as the development of a tree from its seed, or of a fowl from its egg, evolution excludes creation and all other kinds of supernatural intervention.”
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—Ralph Waldo Emerson (1803–1882)