機能The B regulatory subunit might modulate substrate selectivity and catalytic activity, and also might direct the localization of the catalytic enzyme to a particular subcellular compartment.
組織特異性Widely expressed with the highest expression in heart and skeletal muscle.
配列類似性Belongs to the phosphatase 2A regulatory subunit B56 family.
翻訳後修飾Phosphorylated on serine residues.
細胞内局在Cytoplasm. Nucleus. Chromosome > centromere. From mitotic prophase to metaphase, localizes at the inner centromere between a pair of sister kinetochores. Decreased expression at the onset of anaphase.