ID FPG_XANOP Reviewed; 271 AA. AC B2STU3; DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot. DT 01-JUL-2008, sequence version 1. DT 27-MAR-2024, entry version 94. DE RecName: Full=Formamidopyrimidine-DNA glycosylase {ECO:0000255|HAMAP-Rule:MF_00103}; DE Short=Fapy-DNA glycosylase {ECO:0000255|HAMAP-Rule:MF_00103}; DE EC=3.2.2.23 {ECO:0000255|HAMAP-Rule:MF_00103}; DE AltName: Full=DNA-(apurinic or apyrimidinic site) lyase MutM {ECO:0000255|HAMAP-Rule:MF_00103}; DE Short=AP lyase MutM {ECO:0000255|HAMAP-Rule:MF_00103}; DE EC=4.2.99.18 {ECO:0000255|HAMAP-Rule:MF_00103}; GN Name=mutM {ECO:0000255|HAMAP-Rule:MF_00103}; GN Synonyms=fpg {ECO:0000255|HAMAP-Rule:MF_00103}; GN OrderedLocusNames=PXO_03200; OS Xanthomonas oryzae pv. oryzae (strain PXO99A). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Xanthomonadales; OC Xanthomonadaceae; Xanthomonas. OX NCBI_TaxID=360094; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=PXO99A; RX PubMed=18452608; DOI=10.1186/1471-2164-9-204; RA Salzberg S.L., Sommer D.D., Schatz M.C., Phillippy A.M., Rabinowicz P.D., RA Tsuge S., Furutani A., Ochiai H., Delcher A.L., Kelley D., Madupu R., RA Puiu D., Radune D., Shumway M., Trapnell C., Aparna G., Jha G., Pandey A., RA Patil P.B., Ishihara H., Meyer D.F., Szurek B., Verdier V., Koebnik R., RA Dow J.M., Ryan R.P., Hirata H., Tsuyumu S., Won Lee S., Seo Y.-S., RA Sriariyanum M., Ronald P.C., Sonti R.V., Van Sluys M.-A., Leach J.E., RA White F.F., Bogdanove A.J.; RT "Genome sequence and rapid evolution of the rice pathogen Xanthomonas RT oryzae pv. oryzae PXO99A."; RL BMC Genomics 9:204-204(2008). CC -!- FUNCTION: Involved in base excision repair of DNA damaged by oxidation CC or by mutagenic agents. Acts as a DNA glycosylase that recognizes and CC removes damaged bases. Has a preference for oxidized purines, such as CC 7,8-dihydro-8-oxoguanine (8-oxoG). Has AP (apurinic/apyrimidinic) lyase CC activity and introduces nicks in the DNA strand. Cleaves the DNA CC backbone by beta-delta elimination to generate a single-strand break at CC the site of the removed base with both 3'- and 5'-phosphates. CC {ECO:0000255|HAMAP-Rule:MF_00103}. CC -!- CATALYTIC ACTIVITY: CC Reaction=Hydrolysis of DNA containing ring-opened 7-methylguanine CC residues, releasing 2,6-diamino-4-hydroxy-5-(N- CC methyl)formamidopyrimidine.; EC=3.2.2.23; CC Evidence={ECO:0000255|HAMAP-Rule:MF_00103}; CC -!- CATALYTIC ACTIVITY: CC Reaction=2'-deoxyribonucleotide-(2'-deoxyribose 5'-phosphate)-2'- CC deoxyribonucleotide-DNA = a 3'-end 2'-deoxyribonucleotide-(2,3- CC dehydro-2,3-deoxyribose 5'-phosphate)-DNA + a 5'-end 5'-monophospho- CC 2'-deoxyribonucleoside-DNA + H(+); Xref=Rhea:RHEA:66592, Rhea:RHEA- CC COMP:13180, Rhea:RHEA-COMP:16897, Rhea:RHEA-COMP:17067, CC ChEBI:CHEBI:15378, ChEBI:CHEBI:136412, ChEBI:CHEBI:157695, CC ChEBI:CHEBI:167181; EC=4.2.99.18; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00103}; CC -!- COFACTOR: CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00103}; CC Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00103}; CC -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_00103}. CC -!- SIMILARITY: Belongs to the FPG family. {ECO:0000255|HAMAP- CC Rule:MF_00103}. 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; CP000967; ACD61495.1; -; Genomic_DNA. DR RefSeq; WP_011407325.1; NC_010717.2. DR AlphaFoldDB; B2STU3; -. DR SMR; B2STU3; -. DR KEGG; xop:PXO_03200; -. DR eggNOG; COG0266; Bacteria. DR HOGENOM; CLU_038423_1_1_6; -. DR Proteomes; UP000001740; Chromosome. DR GO; GO:0140078; F:class I DNA-(apurinic or apyrimidinic site) endonuclease activity; IEA:UniProtKB-EC. DR GO; GO:0003684; F:damaged DNA binding; IEA:InterPro. DR GO; GO:0008534; F:oxidized purine nucleobase lesion DNA N-glycosylase activity; IEA:UniProtKB-UniRule. DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule. DR GO; GO:0006284; P:base-excision repair; IEA:InterPro. DR CDD; cd08966; EcFpg-like_N; 1. DR Gene3D; 1.10.8.50; -; 1. DR Gene3D; 3.20.190.10; MutM-like, N-terminal; 1. DR HAMAP; MF_00103; Fapy_DNA_glycosyl; 1. DR InterPro; IPR015886; DNA_glyclase/AP_lyase_DNA-bd. DR InterPro; IPR015887; DNA_glyclase_Znf_dom_DNA_BS. DR InterPro; IPR020629; Formamido-pyr_DNA_Glyclase. DR InterPro; IPR012319; FPG_cat. DR InterPro; IPR035937; MutM-like_N-ter. DR InterPro; IPR010979; Ribosomal_uS13-like_H2TH. DR InterPro; IPR000214; Znf_DNA_glyclase/AP_lyase. DR InterPro; IPR010663; Znf_FPG/IleRS. DR NCBIfam; TIGR00577; fpg; 1. DR PANTHER; PTHR22993:SF9; ENDONUCLEASE 8-LIKE 1; 1. DR PANTHER; PTHR22993; FORMAMIDOPYRIMIDINE-DNA GLYCOSYLASE; 1. DR Pfam; PF01149; Fapy_DNA_glyco; 1. DR Pfam; PF06831; H2TH; 1. DR Pfam; PF06827; zf-FPG_IleRS; 1. DR SMART; SM00898; Fapy_DNA_glyco; 1. DR SMART; SM01232; H2TH; 1. DR SUPFAM; SSF57716; Glucocorticoid receptor-like (DNA-binding domain); 1. DR SUPFAM; SSF81624; N-terminal domain of MutM-like DNA repair proteins; 1. DR SUPFAM; SSF46946; S13-like H2TH domain; 1. DR PROSITE; PS51068; FPG_CAT; 1. DR PROSITE; PS01242; ZF_FPG_1; 1. DR PROSITE; PS51066; ZF_FPG_2; 1. PE 3: Inferred from homology; KW DNA damage; DNA repair; DNA-binding; Glycosidase; Hydrolase; Lyase; KW Metal-binding; Multifunctional enzyme; Zinc; Zinc-finger. FT INIT_MET 1 FT /note="Removed" FT /evidence="ECO:0000250" FT CHAIN 2..271 FT /note="Formamidopyrimidine-DNA glycosylase" FT /id="PRO_1000094086" FT ZN_FING 237..271 FT /note="FPG-type" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00103" FT ACT_SITE 2 FT /note="Schiff-base intermediate with DNA" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00103" FT ACT_SITE 3 FT /note="Proton donor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00103" FT ACT_SITE 58 FT /note="Proton donor; for beta-elimination activity" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00103" FT ACT_SITE 261 FT /note="Proton donor; for delta-elimination activity" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00103" FT BINDING 92 FT /ligand="DNA" FT /ligand_id="ChEBI:CHEBI:16991" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00103" FT BINDING 111 FT /ligand="DNA" FT /ligand_id="ChEBI:CHEBI:16991" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00103" FT BINDING 152 FT /ligand="DNA" FT /ligand_id="ChEBI:CHEBI:16991" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00103" SQ SEQUENCE 271 AA; 29914 MW; E17CCF3E002B8BF9 CRC64; MPELPEVETT LRGLSPHLVG QRIHGVILRR PDLRWPIPEQ IERLLPGATI TNVRRRAKYL LIDTDAGGSA LLHLGMSGSL RVLPGDTLPR AHDHVDISLQ NGRVLRFNDP RRFGCLLWQS DIQAHELLAA LGPEPLSEAF TGDYLHALAY GRRAPVKTFL MDQAVVVGVG NIYAAESLHC AGISPLREAG KVSLDRYRRL AAAVKDILSY AIRRGGTTLR DFISPDGAPG YFEQELTVYG REGEPCKQCG RVLKHAMIGQ RATVWCGSCQ R //