ID A0A1G2MQU5_9BACT Unreviewed; 672 AA.
AC A0A1G2MQU5;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 13-SEP-2023, entry version 18.
DE RecName: Full=DNA ligase {ECO:0000256|HAMAP-Rule:MF_01588};
DE EC=6.5.1.2 {ECO:0000256|HAMAP-Rule:MF_01588};
DE AltName: Full=Polydeoxyribonucleotide synthase [NAD(+)] {ECO:0000256|HAMAP-Rule:MF_01588};
GN Name=ligA {ECO:0000256|HAMAP-Rule:MF_01588};
GN ORFNames=A3D56_02315 {ECO:0000313|EMBL:OHA26267.1};
OS Candidatus Taylorbacteria bacterium RIFCSPHIGHO2_02_FULL_45_35.
OC Bacteria; Candidatus Taylorbacteria.
OX NCBI_TaxID=1802311 {ECO:0000313|EMBL:OHA26267.1, ECO:0000313|Proteomes:UP000177943};
RN [1] {ECO:0000313|EMBL:OHA26267.1, ECO:0000313|Proteomes:UP000177943}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=27774985; DOI=10.1038/ncomms13219;
RA Anantharaman K., Brown C.T., Hug L.A., Sharon I., Castelle C.J.,
RA Probst A.J., Thomas B.C., Singh A., Wilkins M.J., Karaoz U., Brodie E.L.,
RA Williams K.H., Hubbard S.S., Banfield J.F.;
RT "Thousands of microbial genomes shed light on interconnected biogeochemical
RT processes in an aquifer system.";
RL Nat. Commun. 7:13219-13219(2016).
CC -!- FUNCTION: DNA ligase that catalyzes the formation of phosphodiester
CC linkages between 5'-phosphoryl and 3'-hydroxyl groups in double-
CC stranded DNA using NAD as a coenzyme and as the energy source for the
CC reaction. It is essential for DNA replication and repair of damaged
CC DNA. {ECO:0000256|ARBA:ARBA00004067, ECO:0000256|HAMAP-Rule:MF_01588}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=NAD(+) + (deoxyribonucleotide)n-3'-hydroxyl + 5'-phospho-
CC (deoxyribonucleotide)m = (deoxyribonucleotide)n+m + AMP + beta-
CC nicotinamide D-nucleotide.; EC=6.5.1.2;
CC Evidence={ECO:0000256|ARBA:ARBA00034005, ECO:0000256|HAMAP-
CC Rule:MF_01588};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01588};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01588};
CC -!- SIMILARITY: Belongs to the NAD-dependent DNA ligase family. LigA
CC subfamily. {ECO:0000256|HAMAP-Rule:MF_01588}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_01588}.
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:OHA26267.1}.
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DR EMBL; MHRP01000034; OHA26267.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G2MQU5; -.
DR Proteomes; UP000177943; Unassembled WGS sequence.
DR GO; GO:0003677; F:DNA binding; IEA:InterPro.
DR GO; GO:0003911; F:DNA ligase (NAD+) activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006281; P:DNA repair; IEA:UniProtKB-KW.
DR GO; GO:0006260; P:DNA replication; IEA:UniProtKB-KW.
DR CDD; cd17748; BRCT_DNA_ligase_like; 1.
DR CDD; cd00114; LIGANc; 1.
DR Gene3D; 6.20.10.30; -; 1.
DR Gene3D; 1.10.150.20; 5' to 3' exonuclease, C-terminal subdomain; 2.
DR Gene3D; 3.40.50.10190; BRCT domain; 1.
DR Gene3D; 3.30.470.30; DNA ligase/mRNA capping enzyme; 1.
DR Gene3D; 1.10.287.610; Helix hairpin bin; 1.
DR Gene3D; 2.40.50.140; Nucleic acid-binding proteins; 1.
DR HAMAP; MF_01588; DNA_ligase_A; 1.
DR InterPro; IPR001357; BRCT_dom.
DR InterPro; IPR036420; BRCT_dom_sf.
DR InterPro; IPR041663; DisA/LigA_HHH.
DR InterPro; IPR001679; DNA_ligase.
DR InterPro; IPR033136; DNA_ligase_CS.
DR InterPro; IPR013839; DNAligase_adenylation.
DR InterPro; IPR013840; DNAligase_N.
DR InterPro; IPR003583; Hlx-hairpin-Hlx_DNA-bd_motif.
DR InterPro; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR004150; NAD_DNA_ligase_OB.
DR InterPro; IPR010994; RuvA_2-like.
DR NCBIfam; TIGR00575; dnlj; 1.
DR PANTHER; PTHR23389; CHROMOSOME TRANSMISSION FIDELITY FACTOR 18; 1.
DR PANTHER; PTHR23389:SF9; DNA LIGASE; 1.
DR Pfam; PF00533; BRCT; 1.
DR Pfam; PF01653; DNA_ligase_aden; 1.
DR Pfam; PF03120; DNA_ligase_OB; 1.
DR Pfam; PF12826; HHH_2; 1.
DR Pfam; PF14520; HHH_5; 1.
DR PIRSF; PIRSF001604; LigA; 1.
DR SMART; SM00292; BRCT; 1.
DR SMART; SM00278; HhH1; 4.
DR SMART; SM00532; LIGANc; 1.
DR SUPFAM; SSF52113; BRCT domain; 1.
DR SUPFAM; SSF56091; DNA ligase/mRNA capping enzyme, catalytic domain; 1.
DR SUPFAM; SSF50249; Nucleic acid-binding proteins; 1.
DR SUPFAM; SSF47781; RuvA domain 2-like; 1.
DR PROSITE; PS50172; BRCT; 1.
DR PROSITE; PS01056; DNA_LIGASE_N2; 1.
PE 3: Inferred from homology;
KW DNA damage {ECO:0000256|ARBA:ARBA00022763, ECO:0000256|HAMAP-
KW Rule:MF_01588};
KW DNA repair {ECO:0000256|ARBA:ARBA00023204, ECO:0000256|HAMAP-
KW Rule:MF_01588};
KW DNA replication {ECO:0000256|ARBA:ARBA00022705, ECO:0000256|HAMAP-
KW Rule:MF_01588};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_01588};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_01588};
KW Manganese {ECO:0000256|HAMAP-Rule:MF_01588};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01588};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_01588};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_01588}.
FT DOMAIN 595..672
FT /note="BRCT"
FT /evidence="ECO:0000259|PROSITE:PS50172"
FT ACT_SITE 123
FT /note="N6-AMP-lysine intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01588"
FT BINDING 85..86
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01588"
FT BINDING 121
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01588"
FT BINDING 144
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01588"
FT BINDING 178
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01588"
FT BINDING 294
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01588"
FT BINDING 318
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01588"
FT BINDING 415
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01588"
SQ SEQUENCE 672 AA; 75285 MW; B7C23D0CF6B41759 CRC64;
MEIATKEIQE RVEKLRATIE HHRYDYHVLN REEISAEALD SLKDELVKLE TEYPELVTPD
SPTQRVAGEP LPEFVKVPHK VPQWSFNDAF TEEDIRNFDA RTRRFLAGAG IKKDAIEYVA
ELKIDGLKVV LEYVKGKLKT AATRGNGKIG EDVTHNVRTI DSVPLQLTKP LDVIVEGEVW
MSKKNLARLN VEREKSGEPL FANPRNVAAG SIRQLDPKIA AARKLDTFIY DVAQSSTPVP
DEQAKELKFI RELGFKVNSH FKICKNIDEV ISFWREWQKK ARKEDYLIDG VVIKVNERRL
QDSLGYTGKA PRFGIAFKFP AEQVTTVIED ITLQIGRTGV LTPVAHLQPV LVAGSTVSRA
TLHNEDEIKR LDVRIGDTVI LQKAGDVIPD IVKVLTELRT GKEKPYVWPA RVPECGDGGR
IERIPGEAAW RCVNKNSYAQ QKRRWYHFVS KKAFNVDGLG PKIIDVLLEN NLIASYDDIF
TLKRGDILNL PRFAEKSVDN LLESIEKSRK QTLPRFLVAL SIPQVGEETA EDLAKHFKTI
EAIENAEFED LEKIDGVGPI VGRAVVDFFK DRIHKALVKR LLKFVELEKV KVPAKGAAPL
AGKSFVLTGT LSSMSRDEAK AKIKALGGDV IGSVSKNTSY VVAGDSPGSK YDDAIKLGVP
ILDEEAFFEL LK
//