Carbon isotope effects in enzyme systems.  I.  Biochemical studies with urease.
D000581:Amidohydrolases; D001669:Biochemical Phenomena; D002247:Carbon Isotopes; D014508:Urea / Q000378:metabolism*; D014510:Urease
D002247:Carbon Isotopes; D014508:Urea; D000581:Amidohydrolases; D014510:Urease
AMIDASES; UREA/metabolism