ID A0A1Q9NX33_9ARCH Unreviewed; 169 AA.
AC A0A1Q9NX33;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 27-MAR-2024, entry version 17.
DE SubName: Full=Methylated-DNA--protein-cysteine methyltransferase, inducible {ECO:0000313|EMBL:OLS26652.1};
DE EC=2.1.1.63 {ECO:0000313|EMBL:OLS26652.1};
GN Name=adaB {ECO:0000313|EMBL:OLS26652.1};
GN ORFNames=HeimC3_07540 {ECO:0000313|EMBL:OLS26652.1};
OS Candidatus Heimdallarchaeota archaeon LC_3.
OC Archaea; Asgard group; Candidatus Heimdallarchaeota.
OX NCBI_TaxID=1841598 {ECO:0000313|EMBL:OLS26652.1, ECO:0000313|Proteomes:UP000186063};
RN [1] {ECO:0000313|EMBL:OLS26652.1, ECO:0000313|Proteomes:UP000186063}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LC_3 {ECO:0000313|EMBL:OLS26652.1};
RX PubMed=28077874; DOI=10.1038/nature21031;
RA Zaremba-Niedzwiedzka K., Caceres E.F., Saw J.H., Backstrom D.,
RA Juzokaite L., Vancaester E., Seitz K.W., Anantharaman K., Starnawski P.,
RA Kjeldsen K.U., Scott M.B., Nunoura T., Banfield J.F., Schramm A.,
RA Baker B.J., Spang A., Ettema T.J.G.;
RT "Asgard archaea illuminate the origin of eukaryotic cellular complexity.";
RL Nature 541:353-358(2017).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 4-O-methyl-thymidine in DNA + L-cysteinyl-[protein] = a
CC thymidine in DNA + S-methyl-L-cysteinyl-[protein];
CC Xref=Rhea:RHEA:53428, Rhea:RHEA-COMP:10131, Rhea:RHEA-COMP:10132,
CC Rhea:RHEA-COMP:13555, Rhea:RHEA-COMP:13556, ChEBI:CHEBI:29950,
CC ChEBI:CHEBI:82612, ChEBI:CHEBI:137386, ChEBI:CHEBI:137387;
CC EC=2.1.1.63; Evidence={ECO:0000256|ARBA:ARBA00001286};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 6-O-methyl-2'-deoxyguanosine in DNA + L-cysteinyl-[protein]
CC = a 2'-deoxyguanosine in DNA + S-methyl-L-cysteinyl-[protein];
CC Xref=Rhea:RHEA:24000, Rhea:RHEA-COMP:10131, Rhea:RHEA-COMP:10132,
CC Rhea:RHEA-COMP:11367, Rhea:RHEA-COMP:11368, ChEBI:CHEBI:29950,
CC ChEBI:CHEBI:82612, ChEBI:CHEBI:85445, ChEBI:CHEBI:85448; EC=2.1.1.63;
CC Evidence={ECO:0000256|ARBA:ARBA00001596};
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:OLS26652.1}.
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DR EMBL; MDVS01000014; OLS26652.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1Q9NX33; -.
DR Proteomes; UP000186063; Unassembled WGS sequence.
DR GO; GO:0003908; F:methylated-DNA-[protein]-cysteine S-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0006281; P:DNA repair; IEA:UniProtKB-KW.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR CDD; cd06445; ATase; 1.
DR Gene3D; 3.30.160.70; Methylated DNA-protein cysteine methyltransferase domain; 1.
DR Gene3D; 1.10.10.10; Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain; 1.
DR InterPro; IPR001497; MethylDNA_cys_MeTrfase_AS.
DR InterPro; IPR014048; MethylDNA_cys_MeTrfase_DNA-bd.
DR InterPro; IPR036217; MethylDNA_cys_MeTrfase_DNAb.
DR InterPro; IPR036631; MGMT_N_sf.
DR InterPro; IPR036388; WH-like_DNA-bd_sf.
DR NCBIfam; TIGR00589; ogt; 1.
DR PANTHER; PTHR10815; METHYLATED-DNA--PROTEIN-CYSTEINE METHYLTRANSFERASE; 1.
DR PANTHER; PTHR10815:SF13; METHYLATED-DNA--PROTEIN-CYSTEINE METHYLTRANSFERASE; 1.
DR Pfam; PF01035; DNA_binding_1; 1.
DR SUPFAM; SSF53155; Methylated DNA-protein cysteine methyltransferase domain; 1.
DR SUPFAM; SSF46767; Methylated DNA-protein cysteine methyltransferase, C-terminal domain; 1.
DR PROSITE; PS00374; MGMT; 1.
PE 4: Predicted;
KW DNA damage {ECO:0000256|ARBA:ARBA00023204};
KW DNA repair {ECO:0000256|ARBA:ARBA00023204};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603,
KW ECO:0000313|EMBL:OLS26652.1};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000313|EMBL:OLS26652.1}.
FT DOMAIN 89..168
FT /note="Methylated-DNA-[protein]-cysteine S-
FT methyltransferase DNA binding"
FT /evidence="ECO:0000259|Pfam:PF01035"
SQ SEQUENCE 169 AA; 19498 MW; F789CBE0D77103AC CRC64;
MVSSKIIYRN MGSPLGDILI GNTIRGICFV VFTDSIDLTK FKAKVEKKFR KKLEKGTNSI
LDSLEIELRE YFEKKRTEFQ VPIDIKGTQF QESVWKELLQ IPFGETRTYQ DLANNLKRHD
AMRAVGSANG NNLVSIVIPC HRVIHKDKRR MGYAGGVERK RYLLELESM
//
