It is a fictional concept first invented by Australian scholar Peter Nicholls in The Encyclopedia of Science Fiction, and later spread in subcultural circles. The Encyclopedia of Science Fiction is a compendium of terms used in science fiction, published in 1979, and winner of the Hugo Award and...
In this context, the FCP subunit is referred to as a “passenger protein”. In CISM enzymes that lack a tat leader, the catalytic and FCP subunits are targeted to the inner surface of the cytoplasmic membrane. One consequence of this is that a complete respiratory chain can comprise two ...