PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
19490636-6	2009	RESULTS: We first demonstrate in vitro that PREP digests biological active alpha melanocyte stimulating hormone (alpha-MSH(1-13)), by cleaving the terminal amidated valine and releasing a truncated alpha melanocyte stimulating hormone (alpha-MSH(1-12)) product--the 12 residues alpha-MSH form.	Valine	165-171	prolyl endopeptidase	Mus musculus	44-48