Biochemistry Quiz
20 questions · no time limit
0:00
SIGNAL TRANSDUCTION & CELL COMMUNICATION
Question 1 of 20
No time limit
Current
Answered
Flagged
Not seen
A protein kinase's substrate specificity is largely determined by the amino acid residues surrounding the target serine, threonine, or tyrosine. This is known as a consensus sequence. If a kinase specifically recognizes the sequence Arg-Arg-X-Ser-Y (where X is a small amino acid and Y is a large hydrophobic amino acid), which of the following mutations in a substrate protein would most likely abolish its phosphorylation by this kinase?
YOUR PROGRESS
20
QUESTIONS
Ready when you are
Answer in any order. Your progress shows here as you go.
QUESTIONS
KEYBOARD
Pick an answer ABCD
Next question ↵→
Previous ←
Flag for review F
Answers save as you go · flagged questions come back at the end