About: http://webisa.webdatacommons.org/143521642

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	wherein x is an integer of 1 to 10; K is H or an acyl group; (R6) is selected from the group of D-Asp, L-Asp, D-Glu and L-Glu; and z is according to the amino acid specified: 1 in case of D and L-Asp, and 2 in the case of D and L Glu.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es