F-actin	Branched and linear actin or either
CON	CSK oscillatory network
Dicty	Dictyostelium discoideum
${\mathrm{G}}_{\beta }\gamma$	G beta-gamma complex
${\mathrm{G}}_{\alpha 2}$	G-protein alpha-subunit
GEF	GTP exchange factor
GAP	GTPase-activating factor
DGAP1	IQGAP-related protein
PHP	PH domain proteins
Akt	PI3 kinase and protein kinase B
WRC	SCAR/WAVE regulatory complex
SHIP	SH2-containing inositol 5-phosphatase
WAVE	WASP-family verprolin-homologous protein
WASP	Wiskott–Aldrich syndrome protein
Arp2/3	actin-related protein 2 and 3 complex
AC	adenylate cyclase
B-actin	branched actin
${\mathrm{Ca}}^2$	calcium
CaM	calmodulin
CapP	capping proteins
Ctx	cortexilin
CAR	cyclic AMP receptor
cGMP	cyclic GMP
cAMP	cyclic AMP
CSK	cytoskeleton
CRAC	cytosolic regulator of adenylyl cyclase
DAG	diacylglycerol
ELMO	eukaryotic engulfment and cell motility proteins
ECM	extracellular matrix
G-actin	free actin monomer
GFP	green-fluorescent-protein
GDI	guanine dissociation inhibitor
GDP	guanosine diphosphate
GTP	guanosine triphosphate
GC	guanylate cyclase
IP3	inositol 1,4,5-trisphosphate
LatA	latrunculin A
L-actin	linear actin
LEGI	local excitation and global inhibition
MAT	mesenchymal-to-amoeboid transition
ME	microenvironment
MHCK	myosin heavy-chain kinase
MLCK	myosin light chain kinase
myo-IB	myosin-IB
myo-II	non-muscle myosin-II
PakA	p21-activated kinase A
PTEN	phosphatase and tensin homologue
PIP3	phosphatidylinositol 3,4,5-trisphosphate
PI3K	phosphatidylinositol-3 kinase
PIP2	phosphatidylinositol-4,5-diphosphate
PI5K	phosphatidylinositol-5 kinase
PLA2	phospholipase ${\mathrm{A}}_2$
PLC	phospholipase C
PH	pleckstrin homology
STEN	signal-transduction excitable network
TORC2	target of rapamycin complex 2
WT	wild-type