ID H1G6C7_9GAMM Unreviewed; 585 AA.
AC H1G6C7;
DT 21-MAR-2012, integrated into UniProtKB/TrEMBL.
DT 21-MAR-2012, sequence version 1.
DT 24-JAN-2024, entry version 63.
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 ORFNames=ECTPHS_11812 {ECO:0000313|EMBL:EHQ53364.1};
OS Ectothiorhodospira sp. PHS-1.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Chromatiales;
OC Ectothiorhodospiraceae; Ectothiorhodospira.
OX NCBI_TaxID=519989 {ECO:0000313|EMBL:EHQ53364.1, ECO:0000313|Proteomes:UP000005314};
RN [1] {ECO:0000313|EMBL:EHQ53364.1, ECO:0000313|Proteomes:UP000005314}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PHS-1 {ECO:0000313|EMBL:EHQ53364.1,
RC ECO:0000313|Proteomes:UP000005314};
RA Saltikov C.W., Zargar K., Conrad A., Bernick D., Lowe T.M., Stolc V.,
RA Hoeft S., Oremland R.S., Stolz J.;
RT "ArxA, a new clade of arsenite oxidase within the DMSO family of molybdenum
RT oxidoreductases.";
RL Submitted (JAN-2012) to the EMBL/GenBank/DDBJ databases.
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 -!- 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:EHQ53364.1}.
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DR EMBL; AGBG01000030; EHQ53364.1; -; Genomic_DNA.
DR RefSeq; WP_008932931.1; NZ_AGBG01000030.1.
DR AlphaFoldDB; H1G6C7; -.
DR STRING; 519989.ECTPHS_11812; -.
DR PATRIC; fig|519989.5.peg.2319; -.
DR eggNOG; COG0358; Bacteria.
DR OrthoDB; 9803773at2; -.
DR Proteomes; UP000005314; Unassembled WGS sequence.
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; 1.20.50.20; DnaG, RNA polymerase domain, helical bundle; 1.
DR Gene3D; 3.90.580.10; Zinc finger, CHC2-type domain; 1.
DR HAMAP; MF_00974; DNA_primase_DnaG; 1.
DR InterPro; IPR016136; DNA_helicase_N/primase_C.
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; 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; PF08278; DnaG_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; SM00766; DnaG_DnaB_bind; 1.
DR SMART; SM00493; TOPRIM; 1.
DR SMART; SM00400; ZnF_CHCC; 1.
DR SUPFAM; SSF56731; DNA primase core; 1.
DR SUPFAM; SSF117023; DNA primase DnaG, C-terminal domain; 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 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 253..335
FT /note="Toprim"
FT /evidence="ECO:0000259|PROSITE:PS50880"
FT ZN_FING 39..63
FT /note="CHC2-type"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00974,
FT ECO:0000256|PIRSR:PIRSR002811-1"
FT REGION 420..449
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 585 AA; 65608 MW; 8EF5EE671F379F10 CRC64;
MSRIPQAFID ELLARTDIVE LVGSRVTLKK QGREYAACCP FHAEKTPSFY VTPQKQFYHC
FGCGAHGTAI SFLMEYDNMD FVEAVEELAR RAGMEVPRES GPGRGDSEGF QRLIAAQEAA
ATHFTDNLRR HPEAVDYLKQ RGLTGEIARD FRLGFAPNLR DDLLRTLGKT FKEQELLDAG
LATQRDGGPP YDRFRGRIMF PIRDSRGRVV GFGARLLGPG EPKYLNTPET PVFHKGQQLY
GLYEARKASP RLEELLVVEG YMDVIALAQF GLRNAVATLG TATTRDHLER LFRVVPHLVF
CFDGDRAGRE AAWRALEQTL PVMRDGRQVR FLFLPEGEDP DTLVRREGLE GLRARMGQAR
PLSDVLIDEL RQRHDAGTRE GRAALGTQAT RLIRDMPDGL LRAQIINELA QLASVSTDQF
ERGLAPREAD PPPAPSPSHR PTPANRRQRL EITPVRLALS ILLDQPTLAR ELGDMDWLQD
LQAPGVKILV QVLETLAQNP NLTTAGLLER WRDSETGRHL LKLAQWQPPP SQEESVPTLL
RDALGRLRGQ YTEQRTEALL AKASRSALSE DEKAELKALL TRKSR
//