PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
28330086-6	2016	CAVA was purified under denatured conditions in a single step using Ni-NTA chromatography.	ni-nta	68-74	carbonic anhydrase 5A	Homo sapiens	0-4