nuclear matrix protein-related. similar to unnamed protein product [Vitis vinifera] (GB:CAO64869.1); similar to hypothetical protein OsJ_008799 [Oryza sativa (japonica cultivar-group)] (GB:EAZ25316.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO64861.1); contains domain PTHR13265 (PTHR13265)