ID A0A2H5AY67_9ACTN Unreviewed; 621 AA.
AC A0A2H5AY67;
DT 28-FEB-2018, integrated into UniProtKB/TrEMBL.
DT 28-FEB-2018, sequence version 1.
DT 24-JAN-2024, entry version 26.
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=CFP65_2259 {ECO:0000313|EMBL:AUG77099.1};
OS Kitasatospora sp. MMS16-BH015.
OC Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC Streptomycetaceae; Kitasatospora.
OX NCBI_TaxID=2018025 {ECO:0000313|EMBL:AUG77099.1, ECO:0000313|Proteomes:UP000239175};
RN [1] {ECO:0000313|EMBL:AUG77099.1, ECO:0000313|Proteomes:UP000239175}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MMS16-BH015 {ECO:0000313|EMBL:AUG77099.1,
RC ECO:0000313|Proteomes:UP000239175};
RA Kim S.B., Yun B.-R.;
RT "Genome sequence of Kitasatospora sp. MMS16-BH015.";
RL Submitted (NOV-2017) 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}.
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DR EMBL; CP025394; AUG77099.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2H5AY67; -.
DR KEGG; kit:CFP65_2259; -.
DR Proteomes; UP000239175; 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; 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; PF13662; Toprim_4; 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; 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:UP000239175};
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 250..336
FT /note="Toprim"
FT /evidence="ECO:0000259|PROSITE:PS50880"
FT ZN_FING 29..53
FT /note="CHC2-type"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00974,
FT ECO:0000256|PIRSR:PIRSR002811-1"
FT REGION 433..463
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 621 AA; 68690 MW; E556BC6B8DBA1F36 CRC64;
MRNALPIDAV VGDYVQLTNG GGAQLKGVCP FHDEKSASFY VHPGKGVFHC FGCQESGDSI
SFLMKIEHFS FAEAVERMAG QAGITLRYEE GGYNTRGQQG ERTRLVEAHK VAAAWYQEQL
ATPEAEIARN FLAERGFDEA AAKHFGVGYA PAGWEHLVRY LRGKGFTDKE ILLGGLASQG
QRGGLIDRFR GRLLWPIRDT AGEVIGFGAR RLREDDNGPK YLNTPETPIY KKSNVLYGLD
LAKKDIAKTG RAVVVEGYTD VMACHLAGVT TAVATCGTSF GEDHIKIIRR LLMDTSNYRG
ETVFTFDGDA AGQKAALRAF EDDQKFAART SIAITPGGMD PCELRLAKGD EAVRELIEHP
VPLFEFALRT AVTRHRVDTA EGRAAALEEA AQIITKIKDR SIQHEYAVQL AGLLGILDEQ
FVVRRIGQLA RWQRENPQQQ PRFRREEPAR PAPAPARPVH RLDPKDPAQF VERELLKLAL
QHPDLVSPAF DNYLDEEFPT PPYTAVRQAI RQAGGAGYGA SLPDFTSAVR DACPDDQVRS
LVYELTVEPI RTRRAVDAIY AGEFLVKLRL QAVDRRIAEV RAQLRRLGDR ATAEEQGPVQ
GELWALQQYA QGLRTRGAAA L
//
