The present invention relates to expression cassettes comprising transcription regulating sequences with seed-preferential or seed-specific expression profiles in plants obtainable from Arabidopsis thaliana genes At4g12910, At1g66250, At4g00820, At2g36640, At2g34200, At3g11180, At4g00360, At2g48030, At2g38590, At1g23000, At3g15510, At3g50870, At4g00220, or At4g26320.