>sp|Q8BV84|PRR9_MOUSE Proline-rich protein 9 OS=Mus musculus OX=10090 GN=Prr9 PE=4 SV=1 MSFNDQQCKQPCVPPPCLQKTQEKCQAQAEDVCVSSCQDPCQDKCPQQAQEVCVSQCQEL SQGNCPQQGQDPCLPPSQDQCLPQCAEPCQELAQTKCVEEFPQKVQEKCSSQSKGK