proline-rich family protein. similar to unknown protein [Arabidopsis thaliana] (TAIR:AT5G41390.1); similar to Os03g0123600 [Oryza sativa (japonica cultivar-group)] (GB:NP_001048806.1); similar to unknown [Populus trichocarpa] (GB:ABK94210.1); contains InterPro domain Protein of unknown function Cys-rich (InterPro:IPR006461)