 They came into prominence with Zachariah of Panaskerti, who, together with some other nobles, put down in 1192 the revolt against Queen Tamar of Georgia and were eventually enfeoffed with the duchy of Tao.His descendant, T'aqa Panaskerteli, Duke of Tao, defeated the Turkomans invading Georgia in about 1302 at Tortomi Castle.In 1442, the king of Georgia, Vakhtang IV, married Sitikhatun, daughter of Prince Zaza I Panaskerteli.