Anomalous Origin of Coronary Artery from the Pulmonary Artery, also known as acapa, is related to anomalous left coronary artery from the pulmonary artery. An important gene associated with Anomalous Origin of Coronary Artery from the Pulmonary Artery is CCDC65 (Coiled-Coil Domain Containing 65). Affiliated tissues include heart.