>tr|F5GUA2|F5GUA2_CAEEL Rap guanine nucleotide exchange factor OS=Caenorhabditis elegans GN=pxf-1 MAAAPSAFVSNPYQHHQTVRGHVIGHRPMPIVTSGSATLPNHVSPRGLPPKSRPTILPGS HTNSSSRMGTIKEATFLTSEQVSRV