DNAG_NEIMB
ID DNAG_NEIMB Reviewed; 590 AA.
AC P57029;
DT 01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-DEC-2000, sequence version 1.
DT 03-AUG-2022, entry version 121.
DE RecName: Full=DNA primase {ECO:0000255|HAMAP-Rule:MF_00974};
DE EC=2.7.7.101 {ECO:0000255|HAMAP-Rule:MF_00974};
GN Name=dnaG {ECO:0000255|HAMAP-Rule:MF_00974}; OrderedLocusNames=NMB1537;
OS Neisseria meningitidis serogroup B (strain MC58).
OC Bacteria; Proteobacteria; Betaproteobacteria; Neisseriales; Neisseriaceae;
OC Neisseria.
OX NCBI_TaxID=122586;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MC58;
RX PubMed=10710307; DOI=10.1126/science.287.5459.1809;
RA Tettelin H., Saunders N.J., Heidelberg J.F., Jeffries A.C., Nelson K.E.,
RA Eisen J.A., Ketchum K.A., Hood D.W., Peden J.F., Dodson R.J., Nelson W.C.,
RA Gwinn M.L., DeBoy R.T., Peterson J.D., Hickey E.K., Haft D.H.,
RA Salzberg S.L., White O., Fleischmann R.D., Dougherty B.A., Mason T.M.,
RA Ciecko A., Parksey D.S., Blair E., Cittone H., Clark E.B., Cotton M.D.,
RA Utterback T.R., Khouri H.M., Qin H., Vamathevan J.J., Gill J., Scarlato V.,
RA Masignani V., Pizza M., Grandi G., Sun L., Smith H.O., Fraser C.M.,
RA Moxon E.R., Rappuoli R., Venter J.C.;
RT "Complete genome sequence of Neisseria meningitidis serogroup B strain
RT MC58.";
RL Science 287:1809-1815(2000).
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_00974}.
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_00974};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00974};
CC Note=Binds 1 zinc ion per monomer. {ECO:0000255|HAMAP-Rule:MF_00974};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00974};
CC Note=Binds two Mg(2+) per subunit. {ECO:0000255|HAMAP-Rule:MF_00974};
CC -!- SUBUNIT: Monomer. Interacts with DnaB. {ECO:0000255|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:0000255|HAMAP-Rule:MF_00974}.
CC -!- SIMILARITY: Belongs to the DnaG primase family. {ECO:0000255|HAMAP-
CC Rule:MF_00974}.
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DR EMBL; AE002098; AAF41892.1; -; Genomic_DNA.
DR PIR; E81072; E81072.
DR RefSeq; NP_274544.1; NC_003112.2.
DR RefSeq; WP_002225052.1; NC_003112.2.
DR AlphaFoldDB; P57029; -.
DR SMR; P57029; -.
DR STRING; 122586.NMB1537; -.
DR PaxDb; P57029; -.
DR EnsemblBacteria; AAF41892; AAF41892; NMB1537.
DR KEGG; nme:NMB1537; -.
DR PATRIC; fig|122586.8.peg.1948; -.
DR HOGENOM; CLU_013501_5_2_4; -.
DR OMA; LMWPIRD; -.
DR Proteomes; UP000000425; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IBA:GO_Central.
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; IBA:GO_Central.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006269; P:DNA replication, synthesis of RNA primer; IBA:GO_Central.
DR CDD; cd03364; TOPRIM_DnaG_primases; 1.
DR Gene3D; 1.10.860.10; -; 1.
DR Gene3D; 3.90.580.10; -; 1.
DR Gene3D; 3.90.980.10; -; 1.
DR HAMAP; MF_00974; DNA_primase_DnaG; 1.
DR InterPro; IPR016136; DNA_helicase_N/primase_C.
DR InterPro; IPR013264; DNA_primase_core_N.
DR InterPro; IPR037068; DNA_primase_core_N_sf.
DR InterPro; IPR019475; DNA_primase_DnaB-bd.
DR InterPro; IPR006295; DNA_primase_DnaG.
DR InterPro; IPR013173; DNA_primase_DnaG_DnaB-bd_dom.
DR InterPro; IPR036977; DNA_primase_Znf_CHC2.
DR InterPro; IPR030846; DnaG_bac.
DR InterPro; IPR034151; TOPRIM_DnaG_bac.
DR InterPro; IPR006171; TOPRIM_domain.
DR InterPro; IPR002694; Znf_CHC2.
DR Pfam; PF10410; DnaB_bind; 1.
DR Pfam; PF08278; DnaG_DnaB_bind; 1.
DR Pfam; PF08275; Toprim_N; 1.
DR Pfam; PF01807; zf-CHC2; 1.
DR PIRSF; PIRSF002811; DnaG; 1.
DR SMART; SM00766; DnaG_DnaB_bind; 1.
DR SMART; SM00493; TOPRIM; 1.
DR SMART; SM00400; ZnF_CHCC; 1.
DR TIGRFAMs; TIGR01391; dnaG; 1.
DR PROSITE; PS50880; TOPRIM; 1.
PE 3: Inferred from homology;
KW DNA replication; DNA-binding; DNA-directed RNA polymerase; Magnesium;
KW Metal-binding; Nucleotidyltransferase; Primosome; Reference proteome;
KW Transcription; Transferase; Zinc; Zinc-finger.
FT CHAIN 1..590
FT /note="DNA primase"
FT /id="PRO_0000180510"
FT DOMAIN 255..337
FT /note="Toprim"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00974"
FT ZN_FING 37..61
FT /note="CHC2-type"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00974"
FT BINDING 261
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_00974"
FT BINDING 305
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_00974"
FT BINDING 305
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00974"
FT BINDING 307
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00974"
SQ SEQUENCE 590 AA; 65915 MW; 36DFCEAD470A1019 CRC64;
MIPSDFIDEL LAKTDIVDII DEQVPLKKGG ANYMACCPFH KEKTPSFSVS PTKQFYHCFS
CGAHGSAIGF VMEHQGLSFP EAVQFLADRV GMVVPKVHGQ NDNPEVRAER KKKQQTLEET
TAAAADFYAQ QLKFNPAAKA YLDKRGLSAE VIAHYGLGYA PDGWQPLTQV FQPYPNTALV
DTGMVIDNEG RHYDRFRHRI MFPIRNPRGQ VIGFGGRVLD DSKPKYLNSP DTPLFDKGKN
LYGLYEGRAA VKEAGRILVV EGYMDVVALA QFGVGYGVAA LGTATTAEHV KILMRQADSI
YFCFDGDSAG RKAAWRALEN ALPQLKDDKS LHFLFLPEEH DPDSYIRAYG KAQFEDALLN
QSKPLSEYFW EHLSDGIHLN TQEGKAELVK TSSPLLAQIT APALAYLLKQ RLSELVGIDP
DNLAQLLGQE APKRHVKQKN YKLPPISVKQ PVMLTLVQRQ IRSLLINPDW AAYIDLPDYL
ALDGDFACLA NLAESIKNHA AVPETAQVLE YMRGSPYEET ITRIFHSTHQ SEEMNSSSEE
DCENFQIGMK KLLNELKYSQ IETLKQKSLQ SGLNESEKKL LLSLLTAKQN