Multiple choice

Which type of ATPases hydrolyse extracellular ATP?

  1. A-type ATPases

  2. P-type ATPases

  3. E-type ATPases

  4. V-type ATPases

  5. F-type ATPases

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

E-type ATPases (stands for ‘Extracellular’) are the class of cell surface enzymes which hydrolyse NTPs like extracellular ATP and NDPs. The most likely substrates are extracellular ATP, UTP, ADP and ATP.