PRR15 GI:28557711 proline rich 15 1 madsgdagss gpwwksltns rkkskeaavg vpppaqpapg eptppappsp 50 51 dwtsssrenq hpnllggage ppkpdklygd ksgssrrnlk isrsgrfkek 100 101 rkvratllpe agrspeeagf pgdphedkq