Protein Kinase A binds to the sequences RRGSE in substrate proteins, and transfers a phosphate from ATP to the Serine (S) in that sequence. A protein with the sequence RRGAE would be called what?

Protein Kinase A binds to the sequences RRGSE in substrate proteins, and transfers a phosphate from ATP to the Serine (S) in that sequence. A protein with the sequence RRGAE would be called what?




A. a substrate
B. a glycoprotein
C. a pseudosubstrate
D. an activator
E. an allosteric modulator


Answer: C


Biochemistry

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