ID A0A1G8LLS1_9MICC Unreviewed; 287 AA.
AC A0A1G8LLS1;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 27-MAR-2024, entry version 18.
DE SubName: Full=Exodeoxyribonuclease-3 {ECO:0000313|EMBL:SDI56417.1};
GN ORFNames=SAMN04488693_11434 {ECO:0000313|EMBL:SDI56417.1};
OS Arthrobacter subterraneus.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Micrococcaceae;
OC Arthrobacter.
OX NCBI_TaxID=335973 {ECO:0000313|EMBL:SDI56417.1, ECO:0000313|Proteomes:UP000199258};
RN [1] {ECO:0000313|EMBL:SDI56417.1, ECO:0000313|Proteomes:UP000199258}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NP_1H {ECO:0000313|EMBL:SDI56417.1,
RC ECO:0000313|Proteomes:UP000199258};
RA de Groot N.N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|PIRSR:PIRSR604808-2};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|PIRSR:PIRSR604808-2};
CC Note=Probably binds two magnesium or manganese ions per subunit.
CC {ECO:0000256|PIRSR:PIRSR604808-2};
CC -!- SIMILARITY: Belongs to the DNA repair enzymes AP/ExoA family.
CC {ECO:0000256|ARBA:ARBA00007092}.
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DR EMBL; FNDT01000014; SDI56417.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G8LLS1; -.
DR STRING; 335973.SAMN04488693_11434; -.
DR OrthoDB; 9803914at2; -.
DR Proteomes; UP000199258; Unassembled WGS sequence.
DR GO; GO:0008311; F:double-stranded DNA 3'-5' DNA exonuclease activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006281; P:DNA repair; IEA:InterPro.
DR CDD; cd10281; Nape_like_AP-endo; 1.
DR Gene3D; 3.60.10.10; Endonuclease/exonuclease/phosphatase; 1.
DR InterPro; IPR004808; AP_endonuc_1.
DR InterPro; IPR036691; Endo/exonu/phosph_ase_sf.
DR InterPro; IPR005135; Endo/exonuclease/phosphatase.
DR InterPro; IPR037493; ExoIII-like.
DR NCBIfam; TIGR00633; xth; 1.
DR PANTHER; PTHR43250; EXODEOXYRIBONUCLEASE III; 1.
DR PANTHER; PTHR43250:SF2; EXODEOXYRIBONUCLEASE III; 1.
DR Pfam; PF03372; Exo_endo_phos; 1.
DR SUPFAM; SSF56219; DNase I-like; 1.
DR PROSITE; PS51435; AP_NUCLEASE_F1_4; 1.
PE 3: Inferred from homology;
KW Magnesium {ECO:0000256|PIRSR:PIRSR604808-2};
KW Manganese {ECO:0000256|PIRSR:PIRSR604808-2};
KW Metal-binding {ECO:0000256|PIRSR:PIRSR604808-2};
KW Reference proteome {ECO:0000313|Proteomes:UP000199258}.
FT DOMAIN 23..273
FT /note="Endonuclease/exonuclease/phosphatase"
FT /evidence="ECO:0000259|Pfam:PF03372"
FT ACT_SITE 129
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-1"
FT ACT_SITE 169
FT /note="Proton donor/acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-1"
FT ACT_SITE 273
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-1"
FT BINDING 26
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-2"
FT BINDING 54
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-2"
FT BINDING 169
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-2"
FT BINDING 171
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-2"
FT BINDING 272
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-2"
FT BINDING 273
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-2"
FT SITE 171
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-3"
FT SITE 243
FT /note="Important for catalytic activity"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-3"
FT SITE 273
FT /note="Interaction with DNA substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-3"
SQ SEQUENCE 287 AA; 31982 MW; C5418DB380B88BC4 CRC64;
MVDRVSLAPT LRHSKHPEAL RVATVNVNGI RAAYRRGMQE WLADRNVDIL CLQEVRAPDS
VVRELLGDSW HILHSEAAAK GRAGVAVASR LAPSETREHI GDEYFASAGR WVEADFDLGG
STLSVVSAYV HSGEAGSPQQ DDKYRFLDLM KARLTELRST RDHALVVGDL NVGHTTRDIR
NWKGNLKKAG FLPEERAYFD SFLGDAVGWV DVHRDLAGDV DGPYTWWSWR GKAFDNDAGW
RIDYHLATPE LAAAATSAVV DRAHSWEARF SDHAPLVVDY QLLQPQD
//