Human growth hormone deletion mutant (hGH44-191) binds with high affinity to lactogenic receptors but not to somatogenic receptors.
Haro LS, Singh RN, Lewis UJ, Martinez AO, Galosy SS, Staten NR, Krivi GG. Human growth hormone deletion mutant (hGH44-191) binds with high affinity to lactogenic receptors but not to somatogenic receptors. Biochem Biophys Res Commun. 1996 May 15; 222(2):421-6.