Eat me” signals

Dying cells facilitate their own phagocytosis by expressing on their surfaces such as phosphatidyl serine and lysophosphatidyl choline, proteins (annexin I), and altered carbohydrates. 

#Id: 8341

#XL - Q Biochemistry

Two major classes of actin-nucleating proteins:

1. Formins nucleate the assembly of unbranched filaments 

2. Arp2/3 complex nucleates the assembly of branched actin networks

#Id: 8340

#XL - Q Biochemistry

#Id: 8339

#XL - Q Biochemistry

Filament capping proteins:

CapZ blocks (+)end Tropomodulin blocks (-)end

#Id: 8338

#XL - Q Biochemistry

#Id: 8337

#XL - Q Biochemistry

#Id: 8336

#XL - Q Biochemistry

Actin filament treadmilling is accelerated by:

Profilin and Cofilin