A new function for a common fold: the crystal structure of quinolinic acid phosphoribosyltransferase.
Eads, J.C., Ozturk, D., Wexler, T.B., Grubmeyer, C., Sacchettini, J.C.(1997) Structure 5: 47-58
- PubMed: 9016724 
- DOI: 10.1016/s0969-2126(97)00165-2
- Primary Citation of Related Structures:  
1QAP - PubMed Abstract: 
Quinolinic acid (QA) is a neurotoxin and has been shown to be present at high levels in the central nervous system of patients with certain diseases, such as AIDS and meningitis. The enzyme quinolinic acid phosphoribosyltransferase (QAPRTase) provides the only route for QA metabolism and is also an essential step in de novo NAD biosynthesis ...