An A-minor motif is characterized by which of the following folding patterns?
A) Hydrogen bonding occurs between the 2 '-OH of a ribose in one helix and the 2-oxygen ofa pyrimidine base of the other helix between their respective minor groove surfaces.
B) Single-stranded adenosines make tertiary contacts with the minor grooves of RNA doublehelices by hydrogen bonding and van der Waals contact.
C) An asymmetric internal loop embedded in RNA double helices has a sharp bend in thephosphodiester backbone of the three-nucleotide bulge associated with this structure.
D) Base-stacking interactions promote and stabilize the stem-loop structure.
Correct Answer:
Verified
Q2: Base-paired stems in RNA
A) form a B-type
Q3: A GU wobble is an example of
A)
Q4: Which of the following statements about tRNA
Q5: Pseudoknots and tetraloops make up what part
Q6: Which statement about a pseudoknot motif is
Q8: A particular RNA chain
A) always folds into
Q9: There is a tremendous versatility of functional
Q10: The term ribozyme describes what property of
Q11: You are characterizing the properties of a
Q12: Which statement is true?
A) All proteins are
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