ATHPCAT4/HAC5 (HISTONE ACETYLTRANSFERASE OF THE CBP FAMILY 5); H3/H4 histone acetyltransferase/ histone acetyltransferase. Identical to Histone acetyltransferase HAC5 (HAC5) [Arabidopsis Thaliana] (GB:Q9LE42;GB:Q8LRK5;GB:Q8LRK6); similar to HAC1 (P300/CBP ACETYLTRANSFERASE-RELATED PROTEIN 2 GENE), H3/H4 histone acetyltransferase/ transcription cofactor [Arabidopsis thaliana] (TAIR:AT1G79000.1); 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 ace