PHENETHYL ALCOHOL DISORDERS PHOSPHOLIPID ACYL CHAINS AND PROMOTES TRANSLOCATION OF THE MITOCHONDRIAL PRECURSOR PROTEIN APOCYTOCHROME-C ACROSS A LIPID BILAYER

被引:11
|
作者
JORDI, W [1 ]
NIBBELING, R [1 ]
DEKRUIJFF, B [1 ]
机构
[1] STATE UNIV UTRECHT,INST MOLEC BIOL & MED BIOTECHNOL,3584 CH UTRECHT,NETHERLANDS
关键词
Apocytochrome c; Deuterium nuclear magnetic resonance; Mitochondrial protein import; Phenethyl alcohol; Protein-lipid interactions;
D O I
10.1016/0014-5793(90)80635-V
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
The interaction of phenethyl alcohol with model membranes and its effect on translocation of the chemically prepared mitochondrial precursor protein apocytochrome c across a lipid bilayer was studied. Phenethyl alcohol efficiently penetrates into monolayers and causes acyl chain disordering judged from deuterium nuclear magnetic resonance measurements with specific acyl chain-deuterated phospholipids. Translocation of apocytochrome c across a phospoholipid bilayer was stimulated on addition of phenethyl alcohol indicating that the efficiency of translocation of this precursor protein is enhanced due to a disorder of the acyl chain region of the bilayer. © 1990.
引用
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页码:55 / 58
页数:4
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