proline-rich family protein; BEST Arabidopsis thaliana protein match is: hydroxyproline-rich glycoprotein family protein (TAIR:AT1G23040.1); Has 16801 Blast hits to 6974 proteins in 537 species: Archae - 26; Bacteria - 1654; Metazoa - 5189; Fungi - 1184; Plants - 5387; Viruses - 1054; Other Eukaryotes - 2307 (source: NCBI BLink).