lanbi gismu

x1 is a quantity of protein/albumin of type x2 composed of amino acids (sequence/jo'u) x3 .

See also ladru, sovda.


In notes:

ladru
x1 is made of/contains/is a quantity of milk from source x2; (adjective:) x1 is lactic/dairy.
sovda
x1 is an egg/ovum/sperm/pollen/gamete of/from organism [mother/father] x2.