The family consists of thrombospondins 1-5 and can be divided into 2 subgroups: A, which contains TSP-1 and -2, and B, which contains TSP-3, -4 and -5 (also designated cartilage oligomeric protein or COMP).
A familia consta das trombospondinas 1 á 5 e pode dividirse en dous subgrupos: A, que contén TSP-1 e TSP-2, e B, que contén TSP-3, -4 e -5 (tamén designada proteína oligomérica de cartilaxe ou COMP).