PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
33967989-5	2021	The UBC9-UL44 interaction was confirmed by in vitro His-tag pull-down and in vivo co-immunoprecipitation assays.	Histidine	52-55	ubiquitin conjugating enzyme E2 I	Homo sapiens	4-8	
11085938-0	2000	Association of FHIT (fragile histidine triad), a candidate tumour suppressor gene, with the ubiquitin-conjugating enzyme hUBC9.	Histidine	29-38	ubiquitin conjugating enzyme E2 I	Homo sapiens	121-126