>sp|O70554|SPR2B_MOUSE Small proline-rich protein 2B OS=Mus musculus GN=Sprr2b MSYYQQQCKQPCQPPPVCPPPKCPEPCPPPKCPEPCPPPVCCEPCPPPKCPEPCPPPVCC EPCPPPVCCEPCPPQPWQPKCPPVQFPPCQQKCPPKNK