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Database: UniProt
Entry: A8AB20
LinkDB: A8AB20
Original site: A8AB20 
ID   DNLI_IGNH4              Reviewed;         594 AA.
AC   A8AB20;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   23-OCT-2007, sequence version 1.
DT   24-JAN-2024, entry version 91.
DE   RecName: Full=DNA ligase {ECO:0000255|HAMAP-Rule:MF_00407};
DE            EC=6.5.1.1 {ECO:0000255|HAMAP-Rule:MF_00407};
DE   AltName: Full=Polydeoxyribonucleotide synthase [ATP] {ECO:0000255|HAMAP-Rule:MF_00407};
GN   Name=lig {ECO:0000255|HAMAP-Rule:MF_00407}; OrderedLocusNames=Igni_0942;
OS   Ignicoccus hospitalis (strain KIN4/I / DSM 18386 / JCM 14125).
OC   Archaea; Thermoproteota; Thermoprotei; Desulfurococcales;
OC   Desulfurococcaceae; Ignicoccus.
OX   NCBI_TaxID=453591;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=KIN4/I / DSM 18386 / JCM 14125;
RX   PubMed=19000309; DOI=10.1186/gb-2008-9-11-r158;
RA   Podar M., Anderson I., Makarova K.S., Elkins J.G., Ivanova N., Wall M.A.,
RA   Lykidis A., Mavromatis K., Sun H., Hudson M.E., Chen W., Deciu C.,
RA   Hutchison D., Eads J.R., Anderson A., Fernandes F., Szeto E., Lapidus A.,
RA   Kyrpides N.C., Saier M.H. Jr., Richardson P.M., Rachel R., Huber H.,
RA   Eisen J.A., Koonin E.V., Keller M., Stetter K.O.;
RT   "A genomic analysis of the archaeal system Ignicoccus hospitalis-
RT   Nanoarchaeum equitans.";
RL   Genome Biol. 9:R158.1-R158.18(2008).
CC   -!- FUNCTION: DNA ligase that seals nicks in double-stranded DNA during DNA
CC       replication, DNA recombination and DNA repair. {ECO:0000255|HAMAP-
CC       Rule:MF_00407}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + (deoxyribonucleotide)n-3'-hydroxyl + 5'-phospho-
CC         (deoxyribonucleotide)m = (deoxyribonucleotide)n+m + AMP +
CC         diphosphate.; EC=6.5.1.1; Evidence={ECO:0000255|HAMAP-Rule:MF_00407};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00407};
CC   -!- SIMILARITY: Belongs to the ATP-dependent DNA ligase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00407}.
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DR   EMBL; CP000816; ABU82122.1; -; Genomic_DNA.
DR   RefSeq; WP_012123086.1; NC_009776.1.
DR   AlphaFoldDB; A8AB20; -.
DR   SMR; A8AB20; -.
DR   STRING; 453591.Igni_0942; -.
DR   GeneID; 5562329; -.
DR   KEGG; iho:Igni_0942; -.
DR   eggNOG; arCOG01347; Archaea.
DR   HOGENOM; CLU_005138_6_0_2; -.
DR   OMA; WIKYKRD; -.
DR   OrthoDB; 31274at2157; -.
DR   PhylomeDB; A8AB20; -.
DR   Proteomes; UP000000262; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0003677; F:DNA binding; IEA:InterPro.
DR   GO; GO:0003910; F:DNA ligase (ATP) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0007049; P:cell cycle; IEA:UniProtKB-KW.
DR   GO; GO:0051301; P:cell division; IEA:UniProtKB-KW.
DR   GO; GO:0071897; P:DNA biosynthetic process; IEA:InterPro.
DR   GO; GO:0006310; P:DNA recombination; IEA:UniProtKB-UniRule.
DR   GO; GO:0006281; P:DNA repair; IEA:UniProtKB-UniRule.
DR   GO; GO:0006260; P:DNA replication; IEA:UniProtKB-UniRule.
DR   CDD; cd07901; Adenylation_DNA_ligase_Arch_LigB; 1.
DR   CDD; cd07969; OBF_DNA_ligase_I; 1.
DR   Gene3D; 1.10.3260.10; DNA ligase, ATP-dependent, N-terminal domain; 1.
DR   Gene3D; 3.30.470.30; DNA ligase/mRNA capping enzyme; 1.
DR   Gene3D; 2.40.50.140; Nucleic acid-binding proteins; 1.
DR   HAMAP; MF_00407; DNA_ligase; 1.
DR   InterPro; IPR022865; DNA_ligae_ATP-dep_bac/arc.
DR   InterPro; IPR000977; DNA_ligase_ATP-dep.
DR   InterPro; IPR012309; DNA_ligase_ATP-dep_C.
DR   InterPro; IPR012310; DNA_ligase_ATP-dep_cent.
DR   InterPro; IPR016059; DNA_ligase_ATP-dep_CS.
DR   InterPro; IPR012308; DNA_ligase_ATP-dep_N.
DR   InterPro; IPR036599; DNA_ligase_N_sf.
DR   InterPro; IPR012340; NA-bd_OB-fold.
DR   NCBIfam; TIGR00574; dnl1; 1.
DR   PANTHER; PTHR45674:SF4; DNA LIGASE 1; 1.
DR   PANTHER; PTHR45674; DNA LIGASE 1/3 FAMILY MEMBER; 1.
DR   Pfam; PF04679; DNA_ligase_A_C; 1.
DR   Pfam; PF01068; DNA_ligase_A_M; 1.
DR   Pfam; PF04675; DNA_ligase_A_N; 1.
DR   SUPFAM; SSF117018; ATP-dependent DNA ligase DNA-binding domain; 1.
DR   SUPFAM; SSF56091; DNA ligase/mRNA capping enzyme, catalytic domain; 1.
DR   SUPFAM; SSF50249; Nucleic acid-binding proteins; 1.
DR   PROSITE; PS00697; DNA_LIGASE_A1; 1.
DR   PROSITE; PS00333; DNA_LIGASE_A2; 1.
DR   PROSITE; PS50160; DNA_LIGASE_A3; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Cell cycle; Cell division; DNA damage; DNA recombination;
KW   DNA repair; DNA replication; Ligase; Magnesium; Metal-binding;
KW   Nucleotide-binding; Reference proteome.
FT   CHAIN           1..594
FT                   /note="DNA ligase"
FT                   /id="PRO_1000049867"
FT   ACT_SITE        258
FT                   /note="N6-AMP-lysine intermediate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00407"
FT   BINDING         256
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00407"
FT   BINDING         263
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00407"
FT   BINDING         279
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00407"
FT   BINDING         309
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00407"
FT   BINDING         349
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00407"
FT   BINDING         426
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00407"
FT   BINDING         432
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00407"
SQ   SEQUENCE   594 AA;  66459 MW;  2AB8030EEC27B803 CRC64;
     MKFSDVVDAL ERLERTTSRT QIVAILTNLF KKVIEENKDI IDKVVYFIQG KLWPDWYGYP
     EIGIGEKGII KAISLAANVK EKEVEGLYKQ LGDLGLVAER LMAKAPKGGL MMFVKKKEEL
     TFEKVYETLK RIAFMQGEGS RDLKIKTLAG LLKEASPKEA KYIVRFVQGK LRLGVGDASI
     IEALAHVAGT TKDVVERAYN LRADLGAVAK IAVTEGPEAL KRVRPKPGVP VRPMLAERLN
     DPKEILKKLG GKGLAEYKYD GERAQIHLLP DGKVVIFSRR LENITRSYPD VVQYAKSGLK
     AKEAIVEGEI IAVNPETGEP RPFQELMRRR RKHDVALAMS EIPVNVKLFD IIYVDGEDMT
     NKPLPLRRKR LEEVVEESEE FSLSTAKLVS TPEELEQFFH QSISEGHEGL VVKAVHDKSV
     YQAGARGWLW IKYKKDYKSE MVEPVDLVVV GAFYGRGRRG GTFGALLVAG YDEKRDAFAT
     VCKVGSGFSD EELARLPELL KPYISETKPP RVISNVKPDV WVRPALVAEI IGAEITLSPI
     HTCAKDEVSA GSGLAIRFPR FIRWRPDKGP EDATTCGEIV EMYKSRLKKV EEPT
//
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