>sp|Q96NZ9-4|PRAP1_HUMAN Isoform 4 of Proline-rich acidic protein 1 OS=Homo sapiens OX=9606 GN=PRAP1 MRRLLLVTSLVVVLLWEAGAVPAPKVPIKMQVKHWPSEQDPEKAWGARVVEPPEKDDQLV VLFPVQKPKLLTTEEKPRGTKAWMETEDTLGHVLSPEPDHDSLYHPPPEEDQGEERPRLW VMPNHQVLLGPEEDQDHIYHPQ