ID C5PD77_COCP7 Unreviewed; 498 AA.
AC C5PD77;
DT 01-SEP-2009, integrated into UniProtKB/TrEMBL.
DT 01-SEP-2009, sequence version 1.
DT 24-JAN-2024, entry version 71.
DE RecName: Full=Histone-lysine N-methyltransferase, H3 lysine-79 specific {ECO:0000256|ARBA:ARBA00020987, ECO:0000256|PIRNR:PIRNR017570};
DE EC=2.1.1.360 {ECO:0000256|ARBA:ARBA00012190, ECO:0000256|PIRNR:PIRNR017570};
DE AltName: Full=Histone H3-K79 methyltransferase {ECO:0000256|ARBA:ARBA00029821, ECO:0000256|PIRNR:PIRNR017570};
GN ORFNames=CPC735_016390 {ECO:0000313|EMBL:EER25038.1};
OS Coccidioides posadasii (strain C735) (Valley fever fungus).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Eurotiomycetes;
OC Eurotiomycetidae; Onygenales; Onygenaceae; Coccidioides.
OX NCBI_TaxID=222929 {ECO:0000313|EMBL:EER25038.1, ECO:0000313|Proteomes:UP000009084};
RN [1] {ECO:0000313|EMBL:EER25038.1, ECO:0000313|Proteomes:UP000009084}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=C735 {ECO:0000313|Proteomes:UP000009084};
RX PubMed=19717792; DOI=10.1101/gr.087551.108;
RA Sharpton T.J., Stajich J.E., Rounsley S.D., Gardner M.J., Wortman J.R.,
RA Jordar V.S., Maiti R., Kodira C.D., Neafsey D.E., Zeng Q., Hung C.-Y.,
RA McMahan C., Muszewska A., Grynberg M., Mandel M.A., Kellner E.M.,
RA Barker B.M., Galgiani J.N., Orbach M.J., Kirkland T.N., Cole G.T.,
RA Henn M.R., Birren B.W., Taylor J.W.;
RT "Comparative genomic analyses of the human fungal pathogens Coccidioides
RT and their relatives.";
RL Genome Res. 19:1722-1731(2009).
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|ARBA:ARBA00003482, ECO:0000256|PIRNR:PIRNR017570}.
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|PIRNR:PIRNR017570};
CC -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000256|ARBA:ARBA00004123,
CC ECO:0000256|PIRNR:PIRNR017570}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. DOT1 family. {ECO:0000256|PIRNR:PIRNR017570}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EER25038.1}.
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DR EMBL; ACFW01000043; EER25038.1; -; Genomic_DNA.
DR RefSeq; XP_003067183.1; XM_003067137.1.
DR AlphaFoldDB; C5PD77; -.
DR GeneID; 9692654; -.
DR KEGG; cpw:CPC735_016390; -.
DR VEuPathDB; FungiDB:CPC735_016390; -.
DR HOGENOM; CLU_027287_2_0_1; -.
DR OrthoDB; 146338at2759; -.
DR Proteomes; UP000009084; Unassembled WGS sequence.
DR GO; GO:0000781; C:chromosome, telomeric region; IEA:GOC.
DR GO; GO:0000786; C:nucleosome; IEA:InterPro.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0042393; F:histone binding; IEA:InterPro.
DR GO; GO:0140956; F:histone H3K79 trimethyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0000077; P:DNA damage checkpoint signaling; IEA:InterPro.
DR GO; GO:0006281; P:DNA repair; IEA:InterPro.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0031509; P:subtelomeric heterochromatin formation; IEA:InterPro.
DR Gene3D; 1.10.260.170; -; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR InterPro; IPR021162; Dot1.
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 PIRSF; PIRSF017570; Histone_H3-K79_MeTrfase; 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|PIRNR:PIRNR017570};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603,
KW ECO:0000256|PIRNR:PIRNR017570};
KW Nucleus {ECO:0000256|ARBA:ARBA00023242, ECO:0000256|PIRNR:PIRNR017570};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691,
KW ECO:0000256|PIRNR:PIRNR017570};
KW Transcription {ECO:0000256|PIRNR:PIRNR017570};
KW Transcription regulation {ECO:0000256|PIRNR:PIRNR017570};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR017570}.
FT DOMAIN 177..498
FT /note="DOT1"
FT /evidence="ECO:0000259|PROSITE:PS51569"
FT REGION 23..96
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 32..46
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 304..307
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR017570-1"
FT BINDING 327..336
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR017570-1"
FT BINDING 353
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR017570-1"
FT BINDING 389..390
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PIRSR:PIRSR017570-1"
SQ SEQUENCE 498 AA; 55785 MW; 3B40AA4F6B719468 CRC64;
MSFFDHLQKK GVGAIQAQKV QIRKVERKPS KVVSSLSLSS IAKPQPRLDT VSKPVAARRS
ASSASKPARH PQPRSRPPSR KRNTIEPTLF GSSEESDTDV SLDLRITKRA RVSSSVEPDL
HRRVRDTDAF SDEAAFDMIH AADIISSKKS LGFNNAFGIE DGPIIVELQY PGAPQKERYQ
LVVPRDNDGF KPLDDIVQLL EIVSQNYIPE EHLALFEDES NGLLRRLRRA LSNTSLTDFL
DGVKSYNETI QRLHQDGSIS RHLDSKHALA LPLVERILTQ VYSRTVSPRV DSLRQYENGS
DNVYGELLPR LVSKIFAETR LKSDQVFVDL GSGVGNVVLQ AALEIGCESW GCEMMQNACD
LAELQEKEFK TRCRLWGLQP GQTHLKRGDF LEVDSVGKIL QKADVVLINN QAFTPELNHK
LVNYFLDMKE GCQIVSLKSF VPAGHRIQSR NLNSPINLLS VKQKQYWSDS VSWTNAAGTY
FIATKDSSRL KAFLESST
//