调控蛋白的DNA结合区不包括（ ）。
A: Proline-rich区
B: Helix-turn- helix
C: Zinc finger
D: Leucine zipper
A: Proline-rich区
B: Helix-turn- helix
C: Zinc finger
D: Leucine zipper
A
举一反三
- 下列蛋白质结构域中，哪一个不能与DNA直接结合 A: 锌指结构(zinc finger) B: 亮氨酸拉链(leucine zipper) C: 同源结构域（homeodomain） D: 螺旋-转角-螺旋（helix-turn-helix）
- A complete turn in the α helix contains ___ amino acids.
- The description of the secondary structure of DNA double helix are correct, EXCEPT
- which are the main form of secondary structure of protein ( ) A: supercoil B: β-pleated sheet C: β-turn D: random coil E: double helix
- which are the main form of secondary structure of protein( ) A: Supercoil B: β-pleated sheet <br/>C . β-turn C: random coil D: double helix
内容
- 0
Theα helix andβ conformation arethemajorrepetitive ____________ structuresinawidevarietyofproteins,although other repetitivestructuresexistinsomespecializedproteins.
- 1
SOS修复过程调控是RecA蛋白与其所调控基因的调控区结合或脱离的一种机制。
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DNA secondary structure is a right-handed double helix with a sugar phosphate backbone on the outside and paired bases (A-T, G-C) on the inside. Which of the following are true?
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Which structure is not secondary structure of the protein？（） A: α-helix B: β- fold C: β- Angle D: subunits
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The function of RNA primer is A: to separate DNA double helix B: to provide 3′-OH to synthesize DNA molecule C: to provide 5′-P to synthesize DNA molecule D: to provide 5′-P to synthesize RNA molecule E: to activitate DNA pol