Table 1

Dissociation constants of opioid binding to fusion proteins 2B7F1 and 2B7F2 as measured by NMR spectroscopy

2B7F12B7F2
μM
Morphine91100
Naloxone50N.D.
Buprenorphine10N.D.
AZT100N.D.
Glucose>1000N.D.
Androsterone glucuronide>1000N.D.
  • N.D., not determined.