ID A0A3P8PXL1_ASTCA Unreviewed; 353 AA.
AC A0A3P8PXL1;
DT 13-FEB-2019, integrated into UniProtKB/TrEMBL.
DT 13-FEB-2019, sequence version 1.
DT 27-MAR-2024, entry version 18.
DE RecName: Full=exodeoxyribonuclease III {ECO:0000256|ARBA:ARBA00012115};
DE EC=3.1.11.2 {ECO:0000256|ARBA:ARBA00012115};
OS Astatotilapia calliptera (Eastern happy) (Chromis callipterus).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC Ovalentaria; Cichlomorphae; Cichliformes; Cichlidae; African cichlids;
OC Pseudocrenilabrinae; Haplochromini; Astatotilapia.
OX NCBI_TaxID=8154 {ECO:0000313|Ensembl:ENSACLP00000021775.1, ECO:0000313|Proteomes:UP000265100};
RN [1] {ECO:0000313|Ensembl:ENSACLP00000021775.1, ECO:0000313|Proteomes:UP000265100}
RP NUCLEOTIDE SEQUENCE.
RA Datahose.;
RL Submitted (MAY-2018) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|Ensembl:ENSACLP00000021775.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-2023) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Exonucleolytic cleavage in the 3'- to 5'-direction to yield
CC nucleoside 5'-phosphates.; EC=3.1.11.2;
CC Evidence={ECO:0000256|ARBA:ARBA00000493};
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 AlphaFoldDB; A0A3P8PXL1; -.
DR STRING; 8154.ENSACLP00000021775; -.
DR Ensembl; ENSACLT00000022281.1; ENSACLP00000021775.1; ENSACLG00000014815.1.
DR GeneTree; ENSGT00990000203914; -.
DR OMA; NRELWET; -.
DR Proteomes; UP000265100; Chromosome 6.
DR GO; GO:0004519; F:endonuclease activity; IEA:UniProtKB-KW.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006281; P:DNA repair; IEA:InterPro.
DR CDD; cd09076; L1-EN; 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 PANTHER; PTHR22748; AP ENDONUCLEASE; 1.
DR PANTHER; PTHR22748:SF24; ENDO_EXONUCLEASE_PHOSPHATASE DOMAIN-CONTAINING PROTEIN; 1.
DR Pfam; PF03372; Exo_endo_phos; 1.
DR SUPFAM; SSF56219; DNase I-like; 1.
PE 3: Inferred from homology;
KW Endonuclease {ECO:0000256|ARBA:ARBA00022759};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022759};
KW Magnesium {ECO:0000256|PIRSR:PIRSR604808-2};
KW Manganese {ECO:0000256|PIRSR:PIRSR604808-2};
KW Metal-binding {ECO:0000256|PIRSR:PIRSR604808-2};
KW Nuclease {ECO:0000256|ARBA:ARBA00022759}.
FT DOMAIN 89..287
FT /note="Endonuclease/exonuclease/phosphatase"
FT /evidence="ECO:0000259|Pfam:PF03372"
FT REGION 1..71
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 37..56
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 101
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-2"
FT BINDING 204
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-2"
FT BINDING 206
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-2"
FT SITE 206
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|PIRSR:PIRSR604808-3"
SQ SEQUENCE 353 AA; 40226 MW; 3CD2CC5367DB6761 CRC64;
MAVGGGEEPG DQSFSQTSDV ECESDDERRE SEEENSSESY LSASDSEESP VSTPVEISPT
DDPAGQDDVD PQIGIFSNKQ LRKKKVLFLQ KLDYDILCLQ ELRLKTKEDI EELIKLWGPS
HSVVSIGEDS ADGVGFFFKN THVNIIKKRD IIPGRLLLVD CHYGGQKFRL INVYTAPERT
KKMQLLKKMR HLLECGFNTV LCGDFNMVTE ENDRIASTIF KESREGKLLT QICNDASLRD
LYRILNPQTI HFTRFDSSSK TRIDRIYISS EIVALRYNDF VTDFSDHKVV RATILCGTDP
PSTYWKLNTS CLSDGALVSE LKVEIVKVLQ LKKLTTSDIQ LWEILKERMR KFF
//
