>sp|Q16378|PROL4_HUMAN Proline-rich protein 4 OS=Homo sapiens GN=PRR4 MLLVLLSVVLLALSSAQSTDNDVNYEDFTFTIPDVEDSSQRPDQGPQRPPPEGLLPRPPG DSGNQDDGPQQRPPKPGGHHRHPPPPPFQNQQRPPRRGHRQLSLPRFPSVSLQEASSFFQ RDRPARHPQEQPLW