Table 1.

Actin binding proteins in podocytes

Protein	Function in podocytes	Binding partners	Reference
Actin monomer (G-actin binding)
Profilin	Actin nucleotide exchange factor	Inf2	[57]
Nucleators
Arp2/3-complex	Branched actin networks	WASP, WAVE	[38]
Formins:
Inf2 (inverted formin 2)	Unbranched actin structures	mDia	[41]
mDia	Unbranched actin structures	Inf2	[41]
Elongation-promoting factors
Ena/VASP	Accelerate elongation and prevent capping	WAVE, Profilin	[58]
Barbed end capping
CapZ	Caps barbed ends of filaments	Inf2	[57]
Gelsolin	Severs actin filaments, and caps barbed ends of filaments		[35]
Crosslinking/Bundling
Non-muscle myosin II	Actin crosslinking and contractile properties		[59, 60]
Non-muscle myosin I (Myo1e)	Actin crosslinking and contractile properties		[45]
α-actinin 4	Crosslinks actin filaments		[13]