Chapter 16 Flashcards
1
Q
Formin
A
nucleates assembly, remains on growing end
2
Q
Arp 2/3
A
nucleates assembly of web structure
3
Q
Thymosin
A
binds subunits, prevents assembly
4
Q
Profilin
A
binds subunits, speeds elongation
5
Q
Tropomodulin
A
prevents asembly and disassembly at minus ends
6
Q
Tropomyosin
A
stabilizes filaments
7
Q
Cofilin
A
binds ADP actin, accelerates disassembly
8
Q
Gelsolin
A
severs filaments, binds to plus end
9
Q
Capping Protein
A
prevents assembly and disassembly at plus end
10
Q
Fimbrin
A
bundles close together (Actin)
11
Q
alpha-actinin
A
bundles far away (Actin)
12
Q
Filamen
A
binds actin at right angles
13
Q
Spectrin
A
attaches actin to membrane
14
Q
Beta end
A
GTP is bound to this end
15
Q
gamma-TuRC
A
nucleates assembly, remains associated with minus end
