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ruolo dei microrganismi nella produzione di biocombustibili

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IL CELLULOSOMA DI<br />

• Cellulosomes are cell protuberances<br />

which tightly bind to crystalline<br />

cellulose<br />

CLOSTRIDIUM<br />

• They me<strong>di</strong>ate a close neighborhood<br />

between cell and substrate and thus<br />

minimize <strong>di</strong>ffusion losses of hydrolytic<br />

products,<br />

• A cellulosome preparation contains a<br />

number of <strong>di</strong>fferent proteins, most of<br />

them having enzymatic activity<br />

• This dockerin module binds<br />

specifically to the cohesin modules,<br />

located in a non-catalytic cellulosome<br />

component, for which the term<br />

"scaffol<strong>di</strong>n" was coined (cellulosome<br />

structure).

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