ID A0A1I3LPE9_9RHOB Unreviewed; 651 AA.
AC A0A1I3LPE9;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 25.
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=SAMN04488095_1595 {ECO:0000313|EMBL:SFI86654.1};
OS Jannaschia pohangensis.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Roseobacteraceae; Jannaschia.
OX NCBI_TaxID=390807 {ECO:0000313|EMBL:SFI86654.1, ECO:0000313|Proteomes:UP000199110};
RN [1] {ECO:0000313|EMBL:SFI86654.1, ECO:0000313|Proteomes:UP000199110}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 19073 {ECO:0000313|EMBL:SFI86654.1,
RC ECO:0000313|Proteomes:UP000199110};
RA de Groot N.N.;
RL Submitted (OCT-2016) 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; FORA01000002; SFI86654.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1I3LPE9; -.
DR STRING; 390807.SAMN04488095_1595; -.
DR OrthoDB; 9803773at2; -.
DR Proteomes; UP000199110; 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; 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:UP000199110};
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 262..343
FT /note="Toprim"
FT /evidence="ECO:0000259|PROSITE:PS50880"
FT ZN_FING 43..67
FT /note="CHC2-type"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00974,
FT ECO:0000256|PIRSR:PIRSR002811-1"
FT REGION 432..474
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 608..633
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 455..471
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 608..623
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 651 AA; 71523 MW; 14B96EF4864CF6BE CRC64;
MRLPDSFLDD LRNRLSLSAV VARKVTWDMK KTNQAKGDWW APCPFHQEKS ASFHVDDRKG
FYYCFGCQAK GNVFGFVQET ENVGFMEAVE ILAREAGMPM PARDPRAAEK SDHRSKLAEV
AEMAAKWFRL QLSTGAASAA RDYLDRRGLT PATLERFEIG FAPDASDALL RALTDKGIAF
DLIEGAGLAV PPEDGRAARD RFIHRIIFPI RDGRGRCIGF GGRAMNPNAK AKYLNSPETA
LFDKGSNLYN LGPARTAAGK GQPLVVAEGY MDVIALHQAG FEAAVAPLGT AVTERQLALL
WRITPEPLIA LDGDAAGQRA GLRVADLALP LMEAGQALRF AILPEGQDPD DLIRAKGPQA
MQDILDDARP MISLLWQREV AGKSFDSPER RAMLDRTLRE VLRRIRDPFL RRHYGDEIAR
LRGDLFGVAP RDMAPQNSGR GDRPWTPNWT PGRKWQPPPQ ATATARGSAL ASGNANPDAM
LEQVALAGLI VHPALLSEFT PDLEAANWSR DDHAEIAGIL LASETGIDLR DKVAARIGEE
DLETLLGQGH LRVSPVLRSE DGARRCVRDA LNKLAARRGA DRERREAMED FADDTADEAV
MWRLAEATRR RDAAARSGGS DDDGPGDDDA ADKDYLQGLL DTKVWEKTKK K
//
