The enzyme illinase has a pH optimum of about 10.5. Which of the following would be the buffer of choice to study this enzyme according to the Kavalues provided?
- MOPS (Ka = 6.55 x 10-8 M)
- Maleic acid (Ka = 1.20 x 10-2 M)
- BES (Ka = 6.50 x 10-8 M)
- Histidine (Ka = 8.91 x 10-7 M)
- ACES (Ka = 1.42 x 10-7 M)
- AMP (Ka = 2.02 x 10-10 M)