CHARACTERIZATION OF A GASTRIN RELEASING PEPTIDE FROM PORCINE NON-ANTRAL GASTRIC TISSUE

被引:854
作者
MCDONALD, TJ
JORNVALL, H
NILSSON, G
VAGNE, M
GHATEI, M
BLOOM, SR
MUTT, V
机构
[1] ROYAL POSTGRAD MED SCH, DEPT MED, LONDON W12 0HS, ENGLAND
[2] SWEDISH UNIV AGR SCI, FAC VET MED, DEPT PHYSIOL, S-75007 UPPSALA, SWEDEN
[3] KAROLINSKA INST, DEPT CHEM 1, S-10401 STOCKHOLM 60, SWEDEN
[4] KAROLINSKA INST, DEPT BIOCHEM 2, S-10401 STOCKHOLM 60, SWEDEN
[5] HOP HERRIOT, INSERM U45, LYON, FRANCE
关键词
D O I
10.1016/0006-291X(79)91614-0
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
A heptacosapeptide with potent gastrin releasing activity has been isolated from porcine non-antral gastric and intestinal tissue. The amino acid sequence suggested from a preliminary study on the gastric peptide is: Ala-Pro-Val-Ser-Val-Gly-Gly-Gly-Thr-Val-Leu-Ala-Lys-Met-Tyr-Pro-Arg-Gly-Asn-His-Trp-Ala-Val-Gly-His-Leu-Met-NH2. Striking homology in the C-terminal region is seen with bombesin, accounting for the similar bioactivities of the two peptides. Some structural resemblance with porcine cholecystokinin in the N-terminal region is noted. © 1979.
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页码:227 / 233
页数:7
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