ID A0A3D8L9N8_9BACT Unreviewed; 699 AA.
AC A0A3D8L9N8;
DT 16-JAN-2019, integrated into UniProtKB/TrEMBL.
DT 16-JAN-2019, sequence version 1.
DT 27-MAR-2024, entry version 21.
DE RecName: Full=ATP-dependent DNA helicase RecG {ECO:0000256|ARBA:ARBA00017846, ECO:0000256|RuleBase:RU363016};
DE EC=3.6.4.12 {ECO:0000256|ARBA:ARBA00012551, ECO:0000256|RuleBase:RU363016};
GN Name=recG {ECO:0000256|RuleBase:RU363016};
GN ORFNames=DXT99_16095 {ECO:0000313|EMBL:RDV14088.1};
OS Pontibacter diazotrophicus.
OC Bacteria; Bacteroidota; Cytophagia; Cytophagales; Hymenobacteraceae;
OC Pontibacter.
OX NCBI_TaxID=1400979 {ECO:0000313|EMBL:RDV14088.1, ECO:0000313|Proteomes:UP000256708};
RN [1] {ECO:0000313|Proteomes:UP000256708}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=H4X {ECO:0000313|Proteomes:UP000256708};
RA Liu Z.-W., Du Z.-J.;
RL Submitted (AUG-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Critical role in recombination and DNA repair. Helps process
CC Holliday junction intermediates to mature products by catalyzing branch
CC migration. Has a DNA unwinding activity characteristic of a DNA
CC helicase with a 3'- to 5'- polarity. Unwinds branched duplex DNA (Y-
CC DNA). {ECO:0000256|RuleBase:RU363016}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + H2O = ADP + H(+) + phosphate; Xref=Rhea:RHEA:13065,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:456216; EC=3.6.4.12;
CC Evidence={ECO:0000256|RuleBase:RU363016};
CC -!- SIMILARITY: Belongs to the helicase family. RecG subfamily.
CC {ECO:0000256|ARBA:ARBA00007504, ECO:0000256|RuleBase:RU363016}.
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:RDV14088.1}.
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DR EMBL; QRGR01000018; RDV14088.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A3D8L9N8; -.
DR OrthoDB; 9804325at2; -.
DR Proteomes; UP000256708; Unassembled WGS sequence.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0016887; F:ATP hydrolysis activity; IEA:RHEA.
DR GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR GO; GO:0003678; F:DNA helicase activity; IEA:InterPro.
DR GO; GO:0006310; P:DNA recombination; IEA:UniProtKB-UniRule.
DR GO; GO:0006281; P:DNA repair; IEA:UniProtKB-UniRule.
DR CDD; cd17992; DEXHc_RecG; 1.
DR CDD; cd04488; RecG_wedge_OBF; 1.
DR Gene3D; 2.40.50.140; Nucleic acid-binding proteins; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 2.
DR InterPro; IPR004609; ATP-dep_DNA_helicase_RecG.
DR InterPro; IPR011545; DEAD/DEAH_box_helicase_dom.
DR InterPro; IPR014001; Helicase_ATP-bd.
DR InterPro; IPR001650; Helicase_C.
DR InterPro; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR047112; RecG/Mfd.
DR InterPro; IPR045562; RecG_dom3_C.
DR InterPro; IPR033454; RecG_wedge.
DR NCBIfam; TIGR00643; recG; 1.
DR PANTHER; PTHR47964; ATP-DEPENDENT DNA HELICASE HOMOLOG RECG, CHLOROPLASTIC; 1.
DR PANTHER; PTHR47964:SF1; ATP-DEPENDENT DNA HELICASE HOMOLOG RECG, CHLOROPLASTIC; 1.
DR Pfam; PF00270; DEAD; 1.
DR Pfam; PF00271; Helicase_C; 1.
DR Pfam; PF19833; RecG_dom3_C; 1.
DR Pfam; PF17191; RecG_wedge; 1.
DR SMART; SM00487; DEXDc; 1.
DR SMART; SM00490; HELICc; 1.
DR SUPFAM; SSF50249; Nucleic acid-binding proteins; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 2.
DR PROSITE; PS51192; HELICASE_ATP_BIND_1; 1.
DR PROSITE; PS51194; HELICASE_CTER; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|RuleBase:RU363016};
KW DNA damage {ECO:0000256|RuleBase:RU363016};
KW DNA recombination {ECO:0000256|RuleBase:RU363016};
KW DNA repair {ECO:0000256|RuleBase:RU363016};
KW DNA-binding {ECO:0000256|ARBA:ARBA00023125};
KW Helicase {ECO:0000256|ARBA:ARBA00022806, ECO:0000256|RuleBase:RU363016};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|RuleBase:RU363016};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|RuleBase:RU363016};
KW Reference proteome {ECO:0000313|Proteomes:UP000256708}.
FT DOMAIN 283..446
FT /note="Helicase ATP-binding"
FT /evidence="ECO:0000259|PROSITE:PS51192"
FT DOMAIN 471..631
FT /note="Helicase C-terminal"
FT /evidence="ECO:0000259|PROSITE:PS51194"
SQ SEQUENCE 699 AA; 80224 MW; 9164A2E5B69E046C CRC64;
MNNFFHTKIE FLKGVGPMRA ELLQKELQIF TYGDLIQHYP FRYLDRTQFY KIAELDESLP
YVQVRGRVRG KELLGEGRKQ RLAATLVDEN GDQMELVWFK GVKWMQKTLK NHTDYIVFGK
PTEFNGRFNM AHPELEELSE EKQTTSFLQP VYNTTEKLKA HRIDSKVIGK MMEMLLKVAL
PNVQESLSPD LIDHYRLMDK RNALLNIHFP ESAEKYKAAT FRLKFEELFY IQLRLFRHKL
VRKSELKGQV FNQVPTLTEF YKNHLTFDLT NAQKRVVKEI YKDLTAGKQM NRLLQGDVGS
GKTIVAFITM LIAADNGAQS VLMAPTEILA DQHYVGLKAF ADSLGINLGK LTGSSKAKER
KVLHEQLRSG DMKMIVGTHA LLEDVVQFQN LGLCIVDEQH RFGVEQRSKL WRKNPRIIPH
VLVMTATPIP RTLAMTLYGD LDVSVIDELP AGRKEIVTVH RFDSHRLRVF QFIRDQIKLG
RQIYIVYPLI EESEQMENYK DLMDGYESVK RAFPEYKVSM VHGKMKAQDK DYEMQQFVKH
ETHIMVATTV IEVGVNVPNA SVMVIESAER FGLSQLHQLR GRVGRGAEQS YCILMTGYKL
SKDSKTRLET MVRTNNGFEI ADIDLKLRGP GDLMGTQQSG VLDLLISDLA KDAPILQEAR
AAAQRVLEAD PLLEQPQNHN IRQHIQSLSA NTVNWSRIS
//