ID A0A2U3QIR3_9BACT Unreviewed; 165 AA.
AC A0A2U3QIR3;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 27-MAR-2024, entry version 18.
DE SubName: Full=Methylated-DNA--protein-cysteine methyltransferase {ECO:0000313|EMBL:SPQ01297.1};
DE EC=2.1.1.63 {ECO:0000313|EMBL:SPQ01297.1};
GN Name=ogt {ECO:0000313|EMBL:SPQ01297.1};
GN ORFNames=NBG4_50029 {ECO:0000313|EMBL:SPQ01297.1};
OS Candidatus Sulfobium mesophilum.
OC Bacteria; Nitrospirota; Nitrospiria; Nitrospirales; Nitrospiraceae;
OC Sulfobium.
OX NCBI_TaxID=2016548 {ECO:0000313|EMBL:SPQ01297.1, ECO:0000313|Proteomes:UP000245125};
RN [1] {ECO:0000313|Proteomes:UP000245125}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Zecchin S.;
RL Submitted (MAR-2018) to the EMBL/GenBank/DDBJ databases.
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 ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; OUUY01000097; SPQ01297.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2U3QIR3; -.
DR OrthoDB; 9811249at2; -.
DR Proteomes; UP000245125; 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:SF5; 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:SPQ01297.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000245125};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000313|EMBL:SPQ01297.1}.
FT DOMAIN 79..157
FT /note="Methylated-DNA-[protein]-cysteine S-
FT methyltransferase DNA binding"
FT /evidence="ECO:0000259|Pfam:PF01035"
SQ SEQUENCE 165 AA; 18915 MW; 31C79407858FB5B8 CRC64;
MKQKRSENIG YYDILDTPLG MLYLVFNSSF LTGVAFQRPA GILLKKTEET AFVKKELTEY
FGKGRRDFTC RTAFTEGTDF EKLVWDTLRE IPYAETRTYK WMAEKVGHSH AFRAVGNALG
KNPIPIIFPC HRVIESDGSL GGYSSGEEIK RRLLEFEYYT RLSGS
//
