ID D3EQY9_ATETH Unreviewed; 649 AA.
AC D3EQY9;
DT 23-MAR-2010, integrated into UniProtKB/TrEMBL.
DT 23-MAR-2010, sequence version 1.
DT 27-MAR-2024, entry version 92.
DE RecName: Full=DNA primase {ECO:0000256|HAMAP-Rule:MF_00974, ECO:0000256|PIRNR:PIRNR002811};
DE EC=2.7.7.101 {ECO:0000256|HAMAP-Rule:MF_00974};
GN Name=dnaG {ECO:0000256|HAMAP-Rule:MF_00974};
GN OrderedLocusNames=UCYN_12210 {ECO:0000313|EMBL:ADB95889.1};
OS Atelocyanobacterium thalassa (isolate ALOHA).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Oscillatoriophycideae;
OC Chroococcales; Aphanothecaceae; Atelocyanobacterium;
OC Candidatus Atelocyanobacterium thalassa.
OX NCBI_TaxID=1453429 {ECO:0000313|Proteomes:UP000001405};
RN [1] {ECO:0000313|EMBL:ADB95889.1, ECO:0000313|Proteomes:UP000001405}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ALOHA {ECO:0000313|Proteomes:UP000001405};
RX PubMed=20173737; DOI=10.1038/nature08786;
RA Tripp H.J., Bench S.R., Turk K.A., Foster R.A., Desany B.A., Niazi F.,
RA Affourtit J.P., Zehr J.P.;
RT "Metabolic streamlining in an open-ocean nitrogen-fixing cyanobacterium.";
RL Nature 464:90-94(2010).
CC -!- FUNCTION: RNA polymerase that catalyzes the synthesis of short RNA
CC molecules used as primers for DNA polymerase during DNA replication.
CC {ECO:0000256|HAMAP-Rule:MF_00974, ECO:0000256|PIRNR:PIRNR002811}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ssDNA + n NTP = ssDNA/pppN(pN)n-1 hybrid + (n-1) diphosphate.;
CC EC=2.7.7.101; Evidence={ECO:0000256|HAMAP-Rule:MF_00974};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00974,
CC ECO:0000256|PIRNR:PIRNR002811, ECO:0000256|PIRSR:PIRSR002811-1};
CC Note=Binds 1 zinc ion per monomer. {ECO:0000256|HAMAP-Rule:MF_00974,
CC ECO:0000256|PIRNR:PIRNR002811, ECO:0000256|PIRSR:PIRSR002811-1};
CC -!- SUBUNIT: Monomer. Interacts with DnaB. {ECO:0000256|HAMAP-
CC Rule:MF_00974}.
CC -!- DOMAIN: Contains an N-terminal zinc-binding domain, a central core
CC domain that contains the primase activity, and a C-terminal DnaB-
CC binding domain. {ECO:0000256|HAMAP-Rule:MF_00974}.
CC -!- SIMILARITY: Belongs to the DnaG primase family. {ECO:0000256|HAMAP-
CC Rule:MF_00974, ECO:0000256|PIRNR:PIRNR002811}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP001842; ADB95889.1; -; Genomic_DNA.
DR RefSeq; WP_012954576.1; NC_013771.1.
DR AlphaFoldDB; D3EQY9; -.
DR STRING; 1453429.UCYN_12210; -.
DR KEGG; cyu:UCYN_12210; -.
DR PATRIC; fig|713887.8.peg.1148; -.
DR HOGENOM; CLU_013501_3_1_3; -.
DR OrthoDB; 9803773at2; -.
DR Proteomes; UP000001405; Chromosome.
DR GO; GO:0000428; C:DNA-directed RNA polymerase complex; IEA:UniProtKB-KW.
DR GO; GO:1990077; C:primosome complex; IEA:UniProtKB-KW.
DR GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR GO; GO:0003896; F:DNA primase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR CDD; cd03364; TOPRIM_DnaG_primases; 1.
DR Gene3D; 3.40.1360.10; -; 1.
DR Gene3D; 3.90.980.10; DNA primase, catalytic core, N-terminal domain; 1.
DR Gene3D; 3.90.580.10; Zinc finger, CHC2-type domain; 1.
DR HAMAP; MF_00974; DNA_primase_DnaG; 1.
DR InterPro; IPR037068; DNA_primase_core_N_sf.
DR InterPro; IPR019475; DNA_primase_DnaB-bd.
DR InterPro; IPR006295; DNA_primase_DnaG.
DR InterPro; IPR036977; DNA_primase_Znf_CHC2.
DR InterPro; IPR030846; DnaG_bac.
DR InterPro; IPR013264; DNAG_N.
DR InterPro; IPR034151; TOPRIM_DnaG_bac.
DR InterPro; IPR006171; TOPRIM_domain.
DR InterPro; IPR002694; Znf_CHC2.
DR NCBIfam; TIGR01391; dnaG; 1.
DR PANTHER; PTHR30313; DNA PRIMASE; 1.
DR PANTHER; PTHR30313:SF2; DNA PRIMASE; 1.
DR Pfam; PF10410; DnaB_bind; 1.
DR Pfam; PF08275; DNAG_N; 1.
DR Pfam; PF13155; Toprim_2; 1.
DR Pfam; PF01807; zf-CHC2; 1.
DR PIRSF; PIRSF002811; DnaG; 1.
DR SMART; SM00493; TOPRIM; 1.
DR SMART; SM00400; ZnF_CHCC; 1.
DR SUPFAM; SSF56731; DNA primase core; 1.
DR SUPFAM; SSF57783; Zinc beta-ribbon; 1.
DR PROSITE; PS50880; TOPRIM; 1.
PE 3: Inferred from homology;
KW DNA replication {ECO:0000256|ARBA:ARBA00022705, ECO:0000256|HAMAP-
KW Rule:MF_00974};
KW DNA-binding {ECO:0000256|ARBA:ARBA00023125, ECO:0000256|HAMAP-
KW Rule:MF_00974};
KW DNA-directed RNA polymerase {ECO:0000256|ARBA:ARBA00022478,
KW ECO:0000256|HAMAP-Rule:MF_00974};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00974};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW Rule:MF_00974};
KW Primosome {ECO:0000256|ARBA:ARBA00022515, ECO:0000256|HAMAP-Rule:MF_00974};
KW Reference proteome {ECO:0000313|Proteomes:UP000001405};
KW Transcription {ECO:0000256|ARBA:ARBA00023163, ECO:0000256|HAMAP-
KW Rule:MF_00974};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00974};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00974};
KW Zinc-finger {ECO:0000256|ARBA:ARBA00022771, ECO:0000256|HAMAP-
KW Rule:MF_00974}.
FT DOMAIN 265..348
FT /note="Toprim"
FT /evidence="ECO:0000259|PROSITE:PS50880"
FT ZN_FING 41..65
FT /note="CHC2-type"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00974,
FT ECO:0000256|PIRSR:PIRSR002811-1"
SQ SEQUENCE 649 AA; 75871 MW; 8517928BBE5F1698 CRC64;
MSFLRIPSDT LEEIKERANI YEVISEHVVL KKRGKNYVGL CPFHNEKTPS FSVNPDKQLF
YCFGCGAGGN AIKFLMELKK EPFHQVVLEL AKQYKIPIKE LESENTKTLQ EKISLQDQLY
EILATSANYY EHLLHEPSGT QALDYLINKR RLKLETISKF NIGYSPEGWE TLYSYLVEYK
KYSTDLLEQT GMIKRRNKGN GYYDTFRGRI MIPIKDVQGR IVAFGGRSLN NQEPKYLNSP
ETALFSKSKI LFALDQSYKN IRNLDQAIVV EGYFDVISLH EAGINNTVAS LGTTFSKAQL
RKLLRYTDSK QIVFNFDADN AGIKATQRMI TEIESLVYSG QVQLKILNLP NGKDADEFIQ
FNQNSTEQYY ELISNAPLWF SWQIQQILLN KDLKRADHFE KIVKEMIDLL SKLSDYNKRE
YYIRHCSEVL SQGDARLIPI YLKNFQLQLA KPIAKQTNNE KSGKFTKVNI LLEDQLLKEA
ENNLLKVYLR YPEYRSQISK DLESKNLFFS VQEHRVIWAE ILEFEDNHQY DEKIDKYQLI
YKLQETIWDS SLTEICINQI LNFSELEQHE DNDIERLDLI IKASLIFLEK ASLKKYCYYC
KTKYQMIDKN KDLVNFEYYL NEYIASKQKI LLLQSLQSCS QLNIKDSAN
//
