Binds to type II regulatory subunits of protein kinase A and anchors/targets them.
Subcellular locations: Cytoplasm, Cytoplasm, Cytoskeleton, Microtubule organizing center, Centrosome
Cytoplasmic in premeiotic pachytene spermatocytes and in the centrosome of developing postmeiotic germ cells, while a midpiece/centrosome localization was found in elongating spermatocytes and mature sperm.
Expressed in heart, brain, lung, liver, kidney, testis and ovary. Weakly expressed in skeletal muscle, pancreas and spleen.