0 an amino acid that is necessary for growth and healthy bones
1 an amino acid (= chemical substance) that is necessary for growth and healthy bones
Similarly, the basic residues (arginine and lysine) have virtually identical periods in each of the two segments.
Ubiquitin can be attached to lysine residues of cellular proteins either as a single unit (monoubiquitin) or in the form of branched, polyubiquitin chains.
It contains a positively charged arginine or lysine residue at every third position.
Placental transport of leucine and lysine is reduced in intrauterine growth restriction.
The first lysine is located near the -phosphate, whereas the second lysine is near the ribose moiety.
Both hordeins and zeins are deficient in the essential amino acid lysine.
Production of arginine dihydrolase and lysine and ornithine decarboxylases was uniform.
Structural and functional demonstration of arginine-138 as a key catalytic residue that cannot be replaced by lysine.
