About: http://webisa.webdatacommons.org/390510030

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 analyte to be detected is a peptide or protein to which a His-tag, i.e. a chain of multiple histidine residues (usually five or six) near the N- or C-terminus of the peptide or protein, has been attached.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com