Involved in the cross-linking of microtubules and microfilaments (, ). Regulates microtubule dynamics and stability by interacting with microtubule plus-end tracking proteins, such as MAPRE1, to regulate microtubule growth along actin stress fibers .
Subcellular locations: Cytoplasm, Cytoskeleton, Cytoplasm, Cytoskeleton, Stress fiber
Colocalizes with the tips of microtubule plus ends.