PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Magnesium is a required cofactor for over 300 enzyme systems (Wacker and Parisi, 1968).
http://www.w3.org/ns/prov#wasQuotedFrom
  • nap.edu