HAC1 (P300/CBP ACETYLTRANSFERASE-RELATED PROTEIN 2 GENE); H3/H4 histone acetyltransferase/ transcription cofactor. Identical to Histone acetyltransferase HAC1 (HAC1) [Arabidopsis Thaliana] (GB:Q9C5X9;GB:O64548); similar to HAC12 (HISTONE ACETYLTRANSFERASE OF THE CBP FAMILY 12), H3/H4 histone acetyltransferase/ transcription cofactor [Arabidopsis thaliana] (TAIR:AT1G16710.1); similar to ATHPCAT2/HAC4 (HISTONE ACETYLTRANSFERASE OF THE CBP FAMILY 4), histone acetyltransferase [Arabidopsis thaliana] (TAIR:AT1G55970.1); similar to ATHPCAT4/HAC5 (HISTONE ACETYLTRANSFERASE OF THE CBP FAMILY 5), H3/H4 histone acetyltransferase/ histone acetyltransfe