Their C - terminal EVH2 domain mediates tetramerization and binds both G and F actin .
In the mid-region of the protein , family members have a proline - rich region that binds SH3 and WW domain - containing proteins .
family members ' C - terminal EVH2 domain mediates tetramerization and binds both G and F actin .
In the mid-region of the protein , family members have a proline - rich region that binds SH3 and WW domain - containing proteins .