Molecular analysis of the sheep cathelin family reveals a novel antimicrobial peptide

被引:89
作者
Mahoney, MM [1 ]
Lee, AY [1 ]
BrezinskiCaliguri, DJ [1 ]
Huttner, KM [1 ]
机构
[1] BOSTON CHILDRENS HOSP,DEPT MED,PROGRAM NEONATOL,BOSTON,MA 02115
关键词
ovine; cathelin; 3' RACE; antimicrobial peptide;
D O I
10.1016/0014-5793(95)01390-3
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
Cathelin-related genes are characterized by the presence of a prepro sequence which is highly conserved both within and between species, 3' RACE analysis on sheep bone marrow RNA, using a primer based on a conserved cathelin family coding region, demonstrated the presence of at least three ovine cathelin-related cDNAs, One of these encodes a novel prepropeptide with a predicted C-terminal cleavage product RGLRRLGRKIAHG-VKKYGPTVLRIIRIAG. The chemically synthesized form of this 29 amino acid peptide is shown to be a thermostable, broad spectrum, bactericidal agent.
引用
收藏
页码:519 / 522
页数:4
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