ID A0A067NQZ9_PLEOS Unreviewed; 594 AA.
AC A0A067NQZ9;
DT 03-SEP-2014, integrated into UniProtKB/TrEMBL.
DT 03-SEP-2014, sequence version 1.
DT 08-NOV-2023, entry version 37.
DE RecName: Full=Histone-lysine N-methyltransferase, H3 lysine-79 specific {ECO:0000256|ARBA:ARBA00020987, ECO:0000256|RuleBase:RU271113};
DE EC=2.1.1.360 {ECO:0000256|ARBA:ARBA00012190, ECO:0000256|RuleBase:RU271113};
DE AltName: Full=Histone H3-K79 methyltransferase {ECO:0000256|ARBA:ARBA00029821, ECO:0000256|RuleBase:RU271113};
DE Flags: Fragment;
GN ORFNames=PLEOSDRAFT_1053576 {ECO:0000313|EMBL:KDQ30324.1};
OS Pleurotus ostreatus PC15.
OC Eukaryota; Fungi; Dikarya; Basidiomycota; Agaricomycotina; Agaricomycetes;
OC Agaricomycetidae; Agaricales; Pleurotineae; Pleurotaceae; Pleurotus.
OX NCBI_TaxID=1137138 {ECO:0000313|EMBL:KDQ30324.1, ECO:0000313|Proteomes:UP000027073};
RN [1] {ECO:0000313|Proteomes:UP000027073}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PC15 {ECO:0000313|Proteomes:UP000027073};
RX PubMed=24958869; DOI=10.1073/pnas.1400592111;
RA Riley R., Salamov A.A., Brown D.W., Nagy L.G., Floudas D., Held B.W.,
RA Levasseur A., Lombard V., Morin E., Otillar R., Lindquist E.A., Sun H.,
RA LaButti K.M., Schmutz J., Jabbour D., Luo H., Baker S.E., Pisabarro A.G.,
RA Walton J.D., Blanchette R.A., Henrissat B., Martin F., Cullen D.,
RA Hibbett D.S., Grigoriev I.V.;
RT "Extensive sampling of basidiomycete genomes demonstrates inadequacy of the
RT white-rot/brown-rot paradigm for wood decay fungi.";
RL Proc. Natl. Acad. Sci. U.S.A. 111:9923-9928(2014).
CC -!- FUNCTION: Histone methyltransferase that specifically trimethylates
CC histone H3 to form H3K79me3. This methylation is required for telomere
CC silencing and for the pachytene checkpoint during the meiotic cell
CC cycle by allowing the recruitment of RAD9 to double strand breaks.
CC Nucleosomes are preferred as substrate compared to free histone.
CC {ECO:0000256|RuleBase:RU271113}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-lysyl(79)-[histone H3] + 3 S-adenosyl-L-methionine = 3 H(+)
CC + N(6),N(6),N(6)-trimethyl-L-lysyl(79)-[histone H3] + 3 S-adenosyl-L-
CC homocysteine; Xref=Rhea:RHEA:60328, Rhea:RHEA-COMP:15549, Rhea:RHEA-
CC COMP:15552, ChEBI:CHEBI:15378, ChEBI:CHEBI:29969, ChEBI:CHEBI:57856,
CC ChEBI:CHEBI:59789, ChEBI:CHEBI:61961; EC=2.1.1.360;
CC Evidence={ECO:0000256|ARBA:ARBA00001569,
CC ECO:0000256|RuleBase:RU271113};
CC -!- ACTIVITY REGULATION: Ubiquitination of histone H2B to form H2BK123ub1
CC is required for efficient DOT1 methyltransferase activity on histone
CC H3. {ECO:0000256|RuleBase:RU271113}.
CC -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000256|ARBA:ARBA00004123,
CC ECO:0000256|RuleBase:RU271113}.
CC -!- MISCELLANEOUS: In contrast to other lysine histone methyltransferases,
CC it does not contain a SET domain, suggesting the existence of another
CC mechanism for methylation of lysine residues of histones.
CC {ECO:0000256|RuleBase:RU271113}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. DOT1 family. {ECO:0000256|RuleBase:RU271113}.
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DR EMBL; KL198006; KDQ30324.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A067NQZ9; -.
DR STRING; 1137138.A0A067NQZ9; -.
DR VEuPathDB; FungiDB:PLEOSDRAFT_1053576; -.
DR HOGENOM; CLU_027287_1_0_1; -.
DR InParanoid; A0A067NQZ9; -.
DR OrthoDB; 146338at2759; -.
DR Proteomes; UP000027073; Unassembled WGS sequence.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0140956; F:histone H3K79 trimethyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0051726; P:regulation of cell cycle; IEA:InterPro.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR InterPro; IPR025789; DOT1_dom.
DR InterPro; IPR030445; H3-K79_meTrfase.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR PANTHER; PTHR21451; HISTONE H3 METHYLTRANSFERASE; 1.
DR PANTHER; PTHR21451:SF0; HISTONE-LYSINE N-METHYLTRANSFERASE, H3 LYSINE-79 SPECIFIC; 1.
DR Pfam; PF08123; DOT1; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR PROSITE; PS51569; DOT1; 1.
PE 3: Inferred from homology;
KW Chromatin regulator {ECO:0000256|ARBA:ARBA00022853,
KW ECO:0000256|RuleBase:RU271113};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603,
KW ECO:0000256|RuleBase:RU271113};
KW Nucleus {ECO:0000256|ARBA:ARBA00023242, ECO:0000256|RuleBase:RU271113};
KW Reference proteome {ECO:0000313|Proteomes:UP000027073};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691,
KW ECO:0000256|RuleBase:RU271113};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU271113}.
FT DOMAIN 255..583
FT /note="DOT1"
FT /evidence="ECO:0000259|PROSITE:PS51569"
FT REGION 1..140
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 258..293
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 1..37
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 66..80
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 100..139
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 278..293
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT NON_TER 594
FT /evidence="ECO:0000313|EMBL:KDQ30324.1"
SQ SEQUENCE 594 AA; 66077 MW; B523050F6FAC0A28 CRC64;
MISSSARPSG SDLAFFSSSK AKSSKPVTPS VVVTTRRRLA TRTPILATQP PARVAEIPTP
ILSSNMKKRK APSTAKTLDG PSSLGVKRLK TEEQPRKRAS SSSKASSRAS SRQNTLPPSP
EPIYRSSRSR STSTFPHDEE LASARQWVTA EEGTPGPTFW SSEAVVKRLM RTYVSYFRNP
QDSNDRSFEP HPTDYPYAEL EYPNSGAVER YILLQPKDKD HYNPILCLER TLTTIIECYL
TPAQQTLFGT IPNDVLIEST SPPSSPASSP PNNPSLPLPT ESDTCASTPP PKRTNLLRTL
HRAIHLRDGP LFLQTLSSIN DLLRKLKYPE PPSDPLPAAP QNAMMANAHG WTKLPKKVLM
RLIEENYQRS VGPHVQSLKN YEAFSSTVYG ELMPSLIYDI VQSTGLTEDS IFVDMGSGVG
NVVVQASLQA GCKSFGVELM PAPAKIAERQ WEQFKIRCRM WGLRAGDVEL EKEDMLKSKK
LVEYLPKADV VLVDNKVFDE ALNEKLRPMF LDLKDGAIVV SLKPFSPVNA RVTERNVDDM
TGIFEVTERP YHSGSVSWGP SGGVYYIHRV DRAGYAKVKE RFENSRTVRG SRRR
//