Wiktionary
amp deaminase
n. An enzyme that plays a role in the metabolic process that converts sugar, fat, and protein into cellular energy.
Wikipedia
AMP deaminase
AMP deaminase 1 is an enzyme that in humans is encoded by the AMPD1 gene.
Adenosine monophosphate deaminase is an enzyme that converts adenosine monophosphate (AMP) to inosine monophosphate (IMP), freeing an ammonia molecule in the process.