About: http://webisa.webdatacommons.org/253160813

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	ehyde, ketone, ester, or amide group, and G is a negatively charged carboxy or sulfonate group.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com