1287448 Mst Myostatin 7 1287221 MST mammalian sterile 20-like kinase 6 1287451 Mst mammalian Ste20-like kinase 2 1287454 Mst mammalian sterile 20-like 2 1287392 Mst mastoparan 2 1287453 Mst maize starch 1 1287452 Mst mammalian STE20-like protein kinase 1 1287450 Mst mammalian sterile twenty-like 1 1287449 Mst masturbation 1