ID   DNAG_METLZ              Reviewed;         434 AA.
AC   A2SQD1;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   06-MAR-2007, sequence version 1.
DT   03-AUG-2022, entry version 79.
DE   RecName: Full=DNA primase DnaG {ECO:0000255|HAMAP-Rule:MF_00007};
DE            EC=2.7.7.101 {ECO:0000255|HAMAP-Rule:MF_00007};
GN   Name=dnaG {ECO:0000255|HAMAP-Rule:MF_00007}; OrderedLocusNames=Mlab_0361;
OS   Methanocorpusculum labreanum (strain ATCC 43576 / DSM 4855 / Z).
OC   Archaea; Euryarchaeota; Stenosarchaea group; Methanomicrobia;
OC   Methanomicrobiales; Methanocorpusculaceae; Methanocorpusculum.
OX   NCBI_TaxID=410358;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 43576 / DSM 4855 / Z;
RX   PubMed=21304657; DOI=10.4056/sigs.35575;
RA   Anderson I.J., Sieprawska-Lupa M., Goltsman E., Lapidus A., Copeland A.,
RA   Glavina Del Rio T., Tice H., Dalin E., Barry K., Pitluck S., Hauser L.,
RA   Land M., Lucas S., Richardson P., Whitman W.B., Kyrpides N.C.;
RT   "Complete genome sequence of Methanocorpusculum labreanum type strain Z.";
RL   Stand. Genomic Sci. 1:197-203(2009).
CC   -!- FUNCTION: RNA polymerase that catalyzes the synthesis of short RNA
CC       molecules used as primers for DNA polymerase during DNA replication.
CC       {ECO:0000255|HAMAP-Rule:MF_00007}.
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:0000255|HAMAP-Rule:MF_00007};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00007};
CC       Note=Binds two Mg(2+) per subunit. {ECO:0000255|HAMAP-Rule:MF_00007};
CC   -!- SUBUNIT: Forms a ternary complex with MCM helicase and DNA.
CC       {ECO:0000255|HAMAP-Rule:MF_00007}.
CC   -!- SIMILARITY: Belongs to the archaeal DnaG primase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00007}.
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DR   EMBL; CP000559; ABN06537.1; -; Genomic_DNA.
DR   RefSeq; WP_011832738.1; NC_008942.1.
DR   AlphaFoldDB; A2SQD1; -.
DR   SMR; A2SQD1; -.
DR   STRING; 410358.Mlab_0361; -.
DR   EnsemblBacteria; ABN06537; ABN06537; Mlab_0361.
DR   GeneID; 4794931; -.
DR   KEGG; mla:Mlab_0361; -.
DR   eggNOG; arCOG04281; Archaea.
DR   HOGENOM; CLU_034626_0_0_2; -.
DR   OMA; VISCECT; -.
DR   OrthoDB; 23182at2157; -.
DR   Proteomes; UP000000365; Chromosome.
DR   GO; GO:0000428; C:DNA-directed RNA polymerase complex; IEA:UniProtKB-KW.
DR   GO; GO:0000178; C:exosome (RNase complex); IEA:InterPro.
DR   GO; GO:1990077; C:primosome complex; IEA:UniProtKB-KW.
DR   GO; GO:0003896; F:DNA primase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0008143; F:poly(A) binding; IEA:InterPro.
DR   CDD; cd01029; TOPRIM_primases; 1.
DR   HAMAP; MF_00007; DNA_primase_DnaG_arc; 1.
DR   InterPro; IPR020607; Primase_DnaG_arc.
DR   InterPro; IPR034154; TOPRIM_DnaG/twinkle.
DR   InterPro; IPR006171; TOPRIM_domain.
DR   Pfam; PF13662; Toprim_4; 1.
DR   SMART; SM00493; TOPRIM; 1.
DR   PROSITE; PS50880; TOPRIM; 1.
PE   3: Inferred from homology;
KW   DNA replication; DNA-directed RNA polymerase; Magnesium; Metal-binding;
KW   Nucleotidyltransferase; Primosome; Reference proteome; Transcription;
KW   Transferase.
FT   CHAIN           1..434
FT                   /note="DNA primase DnaG"
FT                   /id="PRO_1000000558"
FT   DOMAIN          171..250
FT                   /note="Toprim"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00007"
FT   REGION          290..319
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   BINDING         177
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00007"
FT   BINDING         219
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /ligand_note="catalytic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00007"
FT   BINDING         219
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00007"
FT   BINDING         221
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00007"
SQ   SEQUENCE   434 AA;  47578 MW;  7F13D8882F5568FF CRC64;
     MYSIDSIKYL IHIHIEAEGV VEKTDVVGAI FGQTEGLLGE ELDLRDLQRS GRIGRIDVQI
     VSKHGKTAGE CYIASSLDRA ETAILAAALE TIDRIGPCMA AIRIQNIEDL RAIKRRQIVE
     RAKELLLESF DEVGISTYDI LTEVREASRV EKITTIGPER LPAGPAVLES DAIIIVEGRA
     DVLNLLKCGI NNTVAVEGTK VPETVIDLSA KKNTTVFVDG DRGGDLILRE LLQVADIDFV
     AFSPRRRSVE DMSRKEIVKS LRNKVPASVL KSHIEKDEPI SDLVFEIEAG EEEHSSVSQK
     EEGNNTTPDV PADLPEEPPK SNIDEAIIPP ITTSEQNLVK PENPHTIQEH TQYMKNTGRS
     RVLAEDAGVI GDYSLQELKA ILPKLNDDVA GVIVDAAVDQ KFIDQAFAKG LTYVAANAFE
     GIVRRPAGLR LIPF