Protein export and drug efflux through bacterial channel-tunnels

被引:46
作者
Andersen, C [1 ]
Hughes, C [1 ]
Koronakis, V [1 ]
机构
[1] Univ Cambridge, Dept Pathol, Cambridge CB2 1QP, England
基金
英国医学研究理事会;
关键词
D O I
10.1016/S0955-0674(00)00229-5
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
The bacterial protein TolC assembles into an a-helical trans-periplasmic tunnel, which is embedded in the outer membrane by a contiguous beta -barrel channel. TolC and its homologues thus provide large exit ducts for a wide range of substrates, including protein toxins and antibacterial drugs, that are engaged by specific recognition proteins in the cytosolic membrane.
引用
收藏
页码:412 / 416
页数:5
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