proline-rich family protein; BEST Arabidopsis thaliana protein match is: unknown protein (TAIR:AT2G40070.1); Has 72642 Blast hits to 41597 proteins in 1862 species: Archae - 219; Bacteria - 10073; Metazoa - 26321; Fungi - 16532; Plants - 3439; Viruses - 1862; Other Eukaryotes - 14196 (source: NCBI BLink).