>sp|Q2NL68-4|PRSR3_HUMAN Isoform 4 of Proline and serine-rich protein 3 OS=Homo sapiens OX=9606 GN=PROSER3 MDRSLPVFSIQDSPFGDAPLGRSHYWPSQSQTWCPKTLSPSRSQRSRLPQAPKALATGPN SPELFEESWPSSSGTPSLPSTTEGQMWASPAPTLIDSGDSVVAKYINRFRQAQPTSREER QPAGPTPADFWWLQSDSPDPSSQSAAAGANKPEGRPHTAVPTAVNVTSASHAVAPLQEIK QVTSPFTPSLGCLN