Detected in lung and peripheral blood leukocytes. Expressed predominantly in peripheral blood leukocytes and ubiquitously in adult and fetal tissues. Also expressed strongly in breast carcinoma GI-101, colon adenocarcinoma GI-112, and prostatic adenocarcinoma PC3. Contains a C-terminal domain similar to that of the C-terminal section of MAP3K7. Wrong choice of frame. Wrong choice of frame.