About: http://webisa.webdatacommons.org/301339936

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	Preferred are poly-histidine sequences, which bind nickel or other transient metals, allowing isolation of the tagged protein by Ni-NTA or other transient metal chromatography as described (Lindsay et al.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com