C
CHEMISTRY; METALLURGY
C07
ORGANIC CHEMISTRY
C07K
PEPTIDES
C07K14/00
Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
C07K14/435
from animals; from humans
C07K14/705
Receptors; Cell surface antigens; Cell surface determinants
C07K14/70503
Immunoglobulin superfamily
C07K14/70521
CD28, CD152