舍瓦内拉
电子转移
化学
电子传输链
电子
化学物理
生物物理学
生物化学
物理
物理化学
生物
细菌
遗传学
量子力学
作者
Mackenzie A. Firer-Sherwood,Kathryn D. Bewley,Jee‐Young Mock,Sean J. Elliott
出处
期刊:Metallomics
[Oxford University Press]
日期:2011-01-01
卷期号:3 (4): 344-344
被引量:42
摘要
Examining electron transfer between two proteins with identical spectroscopic signatures is a challenging task. It is supposed that several multiheme cytochromes in Shewanella oneidensis form a molecular “wire” through which electrons are transported across the cellular space and a direct study of this transient protein–protein interaction has not yet been reported. In this study, we present variations on catalytic protein film voltammetry and an anaerobic affinity chromatography assay to demonstrate unidirectional electron transfer between proposed protein pairs. Through use of these techniques, we are able to confirm the transient interactions between these cytochromes, supporting the model of electron transfer that is present in the literature.
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