Proteins Flashcards
2 mains routes for converting intracellular proteins to free amino acids
Lysosomal & cytosolic pathways
What are the central reactions that remove amino acid nitrogen from the body
Transaminations
The nitrogen content of serum protein is approximately ___%.
16
The side chains of ____ include basic groups.
Lysine, arginine, & histidine
The side chains of ____ include acidic groups.
Glutamate, aspartate, cysteine, & tyrosine
If there is a charge at the protein surface, the protein is ____.
Hydrophilic
What plasma protein is a sensitive marker of poor nutritional status?
Prealbumin
The concentration of albumin in the blood is much ____ than its concentration in the interstitial space.
Greater
What is the major component of the a1-globulin band?
a1-antitrypsin
Low AFP confers increased risk for ____.
Down syndrome
Serum ____ levels provide a useful diagnostic tool in neonates with bacterial infections.
a1-acid glycoprotein (orosomucoid)
What plasma protein inhibits the activity of enzymes, cathepsin G, pancreatic elastase, mast cells chymase, & chymotrypsin?
a1-chymotrypsin
