About: http://webisa.webdatacommons.org/56697312

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	Preferably, the proteins are purified to homogeneity to a single uniform specie as monitored by analytical methods such as HPLC, biochemical activity, amino acid composition and electrophoretic pattern.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com