PGF GI:20149543 placental growth factor, vascular endothelial growth factor-related protein 1 mpvmrlfpcf lqllaglalp avppqqwals agngssevev vpfqevwgrs 50 51 ycralerlvd vvseypseve hmfspscvsl lrctgccgde nlhcvpveta 100 101 nvtmqllkir sgdrpsyvel tfsqhvrcec rplrekmkpe rrrpkgrgkr 150 151 rrekqrptdc hlcgdavprr