PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 722712-3 1978 The influence of tyrosine O-sulfate, the 27th residue in the sequence of cholecystokinin (pancreozymin) (CCK-PZ), on the contraction of gall bladder of guinea pigs and on the release of amylase in isolated pancreatic cells of the same animal was studied with an analogue of the biologically active C-terminal heptapeptide, CCK-PZ-(27--33). tyrosine O-sulfate 17-35 cholecystokinin Cavia porcellus 105-108 894673-3 1977 The influence of tyrosine O-sulfate, the 27th residue in the sequence of cholecystokinin (pancreozymin) (CCK-PZ) on calcium outflux in isolated pancreatic cells of guinea pigs, was studied by replacing this residue in the biologically active C-terminal heptapeptide, CCK-PZ-(27--33) (I), with L-serine O-sulfate. tyrosine O-sulfate 17-35 cholecystokinin Cavia porcellus 105-108