PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
19837844-4	2009	The counterselectable marker that makes this deletion system possible is the pyrimidine salvage enzyme, uracil phosphoribosyltransferase, encoded by upp.	pyrimidine	77-87	upp	Desulfovibrio vulgaris str. Hildenborough	149-152