ID A0A1J4KYW3_9EUKA Unreviewed; 415 AA.
AC A0A1J4KYW3;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 27-MAR-2024, entry version 22.
DE RecName: Full=Exonuclease 1 {ECO:0000256|RuleBase:RU910737};
DE EC=3.1.-.- {ECO:0000256|RuleBase:RU910737};
GN ORFNames=TRFO_42098 {ECO:0000313|EMBL:OHT16064.1};
OS Tritrichomonas foetus.
OC Eukaryota; Metamonada; Parabasalia; Tritrichomonadida; Tritrichomonadidae;
OC Tritrichomonas.
OX NCBI_TaxID=1144522 {ECO:0000313|EMBL:OHT16064.1, ECO:0000313|Proteomes:UP000179807};
RN [1] {ECO:0000313|Proteomes:UP000179807}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=K {ECO:0000313|Proteomes:UP000179807};
RA Benchimol M., Almeida L.G., Vasconcelos A.T., Perreira-Neves A., Rosa I.A.,
RA Tasca T., Bogo M.R., de Souza W.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: 5'->3' double-stranded DNA exonuclease which may also possess
CC a cryptic 3'->5' double-stranded DNA exonuclease activity. Functions in
CC DNA mismatch repair. {ECO:0000256|RuleBase:RU910737}.
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|RuleBase:RU910737};
CC Note=Binds 2 magnesium ions per subunit. They probably participate in
CC the reaction catalyzed by the enzyme. May bind an additional third
CC magnesium ion after substrate binding. {ECO:0000256|RuleBase:RU910737};
CC -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000256|ARBA:ARBA00004123,
CC ECO:0000256|RuleBase:RU910737}.
CC -!- SIMILARITY: Belongs to the XPG/RAD2 endonuclease family. EXO1
CC subfamily. {ECO:0000256|RuleBase:RU910737}.
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:OHT16064.1}.
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DR EMBL; MLAK01000154; OHT16064.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1J4KYW3; -.
DR VEuPathDB; TrichDB:TRFO_42098; -.
DR OrthoDB; 126305at2759; -.
DR Proteomes; UP000179807; Unassembled WGS sequence.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0046872; F:metal ion binding; IEA:InterPro.
DR GO; GO:0004518; F:nuclease activity; IEA:UniProtKB-KW.
DR GO; GO:0006281; P:DNA repair; IEA:UniProtKB-KW.
DR CDD; cd09901; H3TH_FEN1-like; 1.
DR CDD; cd09857; PIN_EXO1; 1.
DR Gene3D; 1.10.150.20; 5' to 3' exonuclease, C-terminal subdomain; 1.
DR Gene3D; 3.40.50.1010; 5'-nuclease; 1.
DR InterPro; IPR036279; 5-3_exonuclease_C_sf.
DR InterPro; IPR029060; PIN-like_dom_sf.
DR InterPro; IPR044752; PIN-like_EXO1.
DR InterPro; IPR006086; XPG-I_dom.
DR InterPro; IPR006084; XPG/Rad2.
DR InterPro; IPR019974; XPG_CS.
DR InterPro; IPR006085; XPG_DNA_repair_N.
DR PANTHER; PTHR11081:SF8; EXONUCLEASE 1; 1.
DR PANTHER; PTHR11081; FLAP ENDONUCLEASE FAMILY MEMBER; 1.
DR Pfam; PF00867; XPG_I; 1.
DR Pfam; PF00752; XPG_N; 1.
DR PRINTS; PR00853; XPGRADSUPER.
DR SMART; SM00484; XPGI; 1.
DR SMART; SM00485; XPGN; 1.
DR SUPFAM; SSF47807; 5' to 3' exonuclease, C-terminal subdomain; 1.
DR SUPFAM; SSF88723; PIN domain-like; 1.
DR PROSITE; PS00841; XPG_1; 1.
DR PROSITE; PS00842; XPG_2; 1.
PE 3: Inferred from homology;
KW DNA damage {ECO:0000256|ARBA:ARBA00022763, ECO:0000256|RuleBase:RU910737};
KW DNA excision {ECO:0000256|RuleBase:RU910737};
KW DNA repair {ECO:0000256|ARBA:ARBA00023204, ECO:0000256|RuleBase:RU910737};
KW DNA-binding {ECO:0000256|RuleBase:RU910737};
KW Excision nuclease {ECO:0000256|RuleBase:RU910737};
KW Exonuclease {ECO:0000256|RuleBase:RU910737};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|RuleBase:RU910737};
KW Magnesium {ECO:0000256|RuleBase:RU910737};
KW Metal-binding {ECO:0000256|RuleBase:RU910737};
KW Nuclease {ECO:0000256|ARBA:ARBA00022722, ECO:0000256|RuleBase:RU910737};
KW Nucleus {ECO:0000256|RuleBase:RU910737};
KW Reference proteome {ECO:0000313|Proteomes:UP000179807}.
FT DOMAIN 1..99
FT /note="XPG N-terminal"
FT /evidence="ECO:0000259|SMART:SM00485"
FT DOMAIN 138..209
FT /note="XPG-I"
FT /evidence="ECO:0000259|SMART:SM00484"
SQ SEQUENCE 415 AA; 46781 MW; A633C85E7D47B88B CRC64;
MGIQGLLPLV REAIKISHIS HFTGKKAAVD GFVWLHRGCI SCAKELAKGE KTTKYITYFM
QQVQLLINHG LRPLIVFDGC DLPAKRVTNE KRRADRADHI KAAIQCDEHG MISEANDHYI
KSVEITPDVL YPLFNRLRRQ NVEFIVAPYE ADAQLAYLAY NKIVDLVITD DSDLIVYQCP
LTLFKLDRDG NCQSLLREDL NKIPDLAALS QKMLIESCVL AGCDYLPSIP RMGIRTAIKR
MISYRTGEAV IAGLRAEAKW EIPEDYEERY KDACAIFTQQ RVFDPRTKKA CGIFEECKLD
IAGPFLSNEE AINIAYGRMN PKTKELFDPD SSFDPEEAIK VCTANYHTPV TSSAAAKFKP
HFPSSAIPPR APFSLRKPSH SLEFVKVTPP VNIPPALRRR ISGKNSYEKP ILPKK
//