Transcription factor of the NAC family. May be associated with anther development and pollen production (Probable). Required for normal seed development and morphology (PubMed:18849494). Expressed specifically in the tapetum. Expressed during pollen development and maturation. The NAC domain includes a DNA-binding domain and a dimerization domain. Plants silencing NAC025 produce abnormally shaped seeds. Truncated N-terminus.