Look up: apoprotein

1. 
   apoprotein
   When a protein can exist as a complex between polypeptide and a second moiety of non-polypeptide nature, the term apo-protein is sometimes used to refer to the molecule divested of the latter. For example, ferritin lacking its ferric hydroxide core may be referred to as apoferritin.
   Found on http://www.mblab.gla.ac.uk/dictionary/
   
   
2. 
   apoprotein
   <protein> When a protein can exist as a complex between polypeptide and a second moiety of nonpolypeptide nature, the term apo protein is sometimes used to refer to the molecule divested of the latter. For example: ferritin lacking its ferric hydroxide core may be referred to as apoferritin. ... (18 Nov 1997) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
3. 
   Apoprotein
   An `apoprotein` is a protein without its characteristic prosthetic group. Apoproteins are lipid-binding proteins present in chylomicrons, absorbed by enterocytes within the small intestines and colonocytes in the colon. Following initial absorption, they are then exocytosed into the lymphatic system and into venous blood along with Apoprotein A, which is found in HDL cholesterol or High-density lipoprotein cholesterol. `Apoprotein A` facilitate...
   Found on http://en.wikipedia.org/wiki/Apoprotein
   
   
4. 
   apoprotein
   (ap″o-pro´tēn) the protein portion of a molecule or complex consisting of a protein molecule joined to a nonprotein protein molecule or molecules (such as a lipoprotein).
   Found on http://www.mercksource.com/pp/us/cns/cns
   
   
5. 
   apoprotein
   (from the article `lipid`) The nine classes of apoproteins listed in the table are synthesized in the mucosal cells of the intestine and in the liver, with the liver accounting ...
   Found on http://www.britannica.com/eb/a-z/a/89
   
   
6. 
   apoprotein
   A polypeptide chain (protein) not yet complexed with the prosthetic group that is necessary to form the active holoprotein.
   Found on http://www.stedmans.com/section.cfm/45