Protein
Histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH1
Organism
Nicotiana tabacum
Function
Histone methyltransferase. Methylates in vitro both 'Lys-9' and 'Lys-27' of histone H3. Required for in vivo dimethylation of 'Lys-9'. H3 'Lys-9' methylation represents a specific tag for epigenetic control for plant development and transcriptional repression.
Similarity
Belongs to the class V-like SAM-binding methyltransferase superfamily. Histone-lysine methyltransferase family. Suvar3-9 subfamily.
Sequence
MEQGLRSDGNNPPSIDKTRVLDVKPLRCLAPVFPSPNGMSSVSTPQPSPFVCVPPTGPFPPGVAPFYPFVAPNDSGRPGESSQQTPSGVPNQGGPFGFAQPISPVPLNSFRTPTTANGNSGRSRRAVDDDDYSNSQDQNDQFASGFSVHVNNVEDSGTGKKRGRPKKPRRAQQAEGLTPVEVDVEPLLTQLLTSFKLVDLDQVKKADGDKELAGRVLLVFDLFRRRMTQIDESRDGPGSGRRPDLKASNMLMTKGVRTNQTKRIGNAPGIEVGDIFFFRMELCLVGLHAPTMAGIDYMSVKLTMDEEPLAVSIVSSGGYDDDGGDGDVLIYTGQGGVQRKDGQVFDQKLERGNLALEKSVHRANEVRVIRGVKDVAYPTGKIYIYDGLYKIQESWAEKNKVGCNVFKYKLLRVPGQPEAFKVWKSIQQWKDGVASRVGVILPDLTSGAESQPVCLVNDVDDEKGPAYFTYIPSLKYSKPFVMPRPSPSCHCVGGCQPGDSNCACIQSNGGFLPYSSLGVLLSYKTLIHECGSACSCPPNCRNRMSQGGPKARLEVFKTKNRGWGLRSWDPIRGGGFICEYAGEVIDAGNYSDDNYIFDATRIYAPLEAERDYNDESRKVPFPLVISAKNGGNISRFMNHSCSPNVYWQLVVRQSNNEATYHIAFFAIRHIPPMQELTFDYGMDKADHRRKKCLCGSLNCRGYFY