Protein
Histone-lysine N-methyltransferase, H3 lysine-79 specific
Organism
Debaryomyces hansenii (strain ATCC 36239 / CBS 767 / JCM 1990 / NBRC 0083 / IGC 2968)
Function
Histone methyltransferase that specifically methylates histone H3 to form H3K79me. This methylation is required for telomere silencing and for the pachytene checkpoint during the meiotic cell cycle by allowing the recruitment of RAD9 to double strand breaks. Nucleosomes are preferred as substrate compared to free histones (By similarity).
Similarity
Belongs to the class I-like SAM-binding methyltransferase superfamily. DOT1 family.
Sequence
MENIAHHNTTYNITPICSDSSECSSMEMLPLGCKTHSDKSDARRNLMDTGIYTPDSNSDSSDPRSDSSCVDVSNSLAVSHPISFCNWTDEESSLLTEHIKTDLTSEALTSAFPNKSLALIIRKIHDLQPVLDWTKNEIYLLAGIILNDSNSAIRRHKHKFPCRNVSNLNKKFQHYKNMVRRLNGVDHSKWTKPEIASLISLIDYDLTKTKLQKELPNKNIEEIKDLTNEMRIHSNFSHVESVLFEQTMTENDPIEIVLDQFPLKNKETCKKRLLKLNELSQHRDMAKRRLDEFESLIQNELKQIKDSIDLTRLKYLLVNDLTGKQLRSSFPGISMKYLKLIAKEMGFDEAGEYTLAEMNFLKKALQENAKLKSIIDELPFRSQLSIETKINSVEPNRRRSVFTSQVDELLYMAKWYSSDNFGNLSRRRNSRYASKLDKPKDKASDIMQPSKLHLENEEVTEAKVIPHDKGVENMISDHKLKGKNNEQKKRKSKKPTSMVEVLKEESAYFQSVTGNRCVLKEGQKRKRERLMQIKLETKLKKPKSQNLNETNRIQETKKLMKCDVEPDKVKEQKSFKSENLKEAKLDASDSSIVSDVEISLKKKLNKIENEEKRSPYDPEDISTDTLVPLYGRQLYVNEVYETQPRPPKLSFREDTNIMVQNCSEISLTDTIAADIISQHCKNYRDMPISFPSLTIVDRNTNRMILNPMNKIRIRFLLYPQHSELFILAEPKSNELDPINEIKKLFQLHYSLFFSHSSKLKKIILSEYNKEIDISIEENDFVRFMFVIDKWNRLMVELTPNDVDIGSHDINEEIRAYLSPNEIKIPSDEDIRLDIFYSEIQLSTEENPISDNDPIEPSSPSFDLIKSMKRCFTHDSSNRLTPPISSEEDNKENEPPIESDFRNNNNKGSIPCTPVRLNTRNKMVVNAVKPENYESNFFRHLKEKTSVSRFCVQQILLRIYSRIVSTESRKLRSYKAFTAEVYGELLPSFTSEVLTKVNLQPQHKFYDLGSGVGNTTFQAALEFGVHLSGGCEIMEHASKLTELQTMLLNKHLALLGLKKLPLNFALSQSFVENDIVRQAVIECDVLLVNNYLFDVNLNTAVGKMLYGLKPGTKIISLRNFIRPRYKASSDKTIFDYLKVERHEMSNYLSVSWTANKVPYYISTVQENICEEYV