UniProtKB - P9WNW1 (DNAG_MYCTU)
Protein
DNA primase
Gene
dnaG
Organism
Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)
Status
Functioni
RNA polymerase that catalyzes the synthesis of short RNA molecules used as primers for DNA polymerase during DNA replication.UniRule annotation
Miscellaneous
Was identified as a high-confidence drug target.
Cofactori
Protein has several cofactor binding sites:- Zn2+UniRule annotationNote: Binds 1 zinc ion per monomer.UniRule annotation
- Mg2+UniRule annotationNote: Binds two Mg2+ per subunit.UniRule annotation
Sites
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Metal bindingi | 268 | Magnesium 1; catalyticUniRule annotation | 1 | |
Metal bindingi | 319 | Magnesium 1; catalyticUniRule annotation | 1 | |
Metal bindingi | 319 | Magnesium 2UniRule annotation | 1 | |
Metal bindingi | 321 | Magnesium 2UniRule annotation | 1 |
Regions
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Zinc fingeri | 41 – 65 | CHC2-typeUniRule annotationAdd BLAST | 25 |
GO - Molecular functioni
- DNA binding Source: UniProtKB-KW
- DNA primase activity Source: GO_Central
- zinc ion binding Source: UniProtKB-UniRule
GO - Biological processi
- DNA replication, synthesis of RNA primer Source: GO_Central
Keywordsi
Molecular function | DNA-binding, Nucleotidyltransferase, Transferase |
Biological process | DNA replication, Transcription |
Ligand | Magnesium, Metal-binding, Zinc |
Enzyme and pathway databases
BioCyci | MTBH37RV:G185E-6569-MONOMER |
Names & Taxonomyi
Protein namesi | |
Gene namesi | Name:dnaGUniRule annotation Ordered Locus Names:Rv2343c ORF Names:MTCY98.12c |
Organismi | Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv) |
Taxonomic identifieri | 83332 [NCBI] |
Taxonomic lineagei | Bacteria › Actinobacteria › Corynebacteriales › Mycobacteriaceae › Mycobacterium › Mycobacterium tuberculosis complex › |
Proteomesi |
|
Organism-specific databases
TubercuListi | Rv2343c |
Subcellular locationi
GO - Cellular componenti
- cytoplasm Source: GO_Central
- plasma membrane Source: MTBBASE
- primosome complex Source: UniProtKB-KW
Keywords - Cellular componenti
DNA-directed RNA polymerase, PrimosomePTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
ChainiPRO_0000180506 | 1 – 639 | DNA primaseAdd BLAST | 639 |
Proteomic databases
PaxDbi | P9WNW1 |
Interactioni
Subunit structurei
Monomer.
Interacts with DnaB.
UniRule annotationProtein-protein interaction databases
STRINGi | 83332.Rv2343c |
Structurei
Secondary structure
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details3D structure databases
SMRi | P9WNW1 |
ModBasei | Search... |
PDBe-KBi | Search... |
Family & Domainsi
Domains and Repeats
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Domaini | 262 – 348 | ToprimUniRule annotationAdd BLAST | 87 |
Domaini
Contains an N-terminal zinc-binding domain, a central core domain that contains the primase activity, and a C-terminal DnaB-binding domain.UniRule annotation
Sequence similaritiesi
Belongs to the DnaG primase family.UniRule annotation
Zinc finger
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Zinc fingeri | 41 – 65 | CHC2-typeUniRule annotationAdd BLAST | 25 |
Keywords - Domaini
Zinc-fingerPhylogenomic databases
eggNOGi | ENOG4105C9G Bacteria COG0358 LUCA |
KOi | K02316 |
OMAi | RIMFPIY |
PhylomeDBi | P9WNW1 |
Family and domain databases
CDDi | cd03364 TOPRIM_DnaG_primases, 1 hit |
Gene3Di | 3.90.580.10, 1 hit 3.90.980.10, 1 hit |
HAMAPi | MF_00974 DNA_primase_DnaG, 1 hit |
InterProi | View protein in InterPro IPR013264 DNA_primase_core_N IPR037068 DNA_primase_core_N_sf IPR019475 DNA_primase_DnaB-bd IPR006295 DNA_primase_DnaG IPR013173 DNA_primase_DnaG_DnaB-bd_dom IPR036977 DNA_primase_Znf_CHC2 IPR030846 DnaG_bac IPR034151 TOPRIM_DnaG_bac IPR006171 TOPRIM_domain IPR002694 Znf_CHC2 |
Pfami | View protein in Pfam PF10410 DnaB_bind, 1 hit PF08278 DnaG_DnaB_bind, 1 hit PF13662 Toprim_4, 1 hit PF08275 Toprim_N, 1 hit PF01807 zf-CHC2, 1 hit |
PIRSFi | PIRSF002811 DnaG, 1 hit |
SMARTi | View protein in SMART SM00766 DnaG_DnaB_bind, 1 hit SM00493 TOPRIM, 1 hit SM00400 ZnF_CHCC, 1 hit |
TIGRFAMsi | TIGR01391 dnaG, 1 hit |
PROSITEi | View protein in PROSITE PS50880 TOPRIM, 1 hit |
i Sequence
Sequence statusi: Complete.
P9WNW1-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MSGRISDRDI AAIREGARIE DVVGDYVQLR RAGADSLKGL CPFHNEKSPS
60 70 80 90 100
FHVRPNHGHF HCFGCGEGGD VYAFIQKIEH VSFVEAVELL ADRIGHTISY
110 120 130 140 150
TGAATSVQRD RGSRSRLLAA NAAAAAFYAQ ALQSDEAAPA RQYLTERSFD
160 170 180 190 200
AAAARKFGCG FAPSGWDSLT KHLQRKGFEF EELEAAGLSR QGRHGPMDRF
210 220 230 240 250
HRRLLWPIRT SAGEVVGFGA RRLFDDDAME AKYVNTPETL LYKKSSVMFG
260 270 280 290 300
IDLAKRDIAK GHQAVVVEGY TDVMAMHLAG VTTAVASCGT AFGGEHLAML
310 320 330 340 350
RRLMMDDSFF RGELIYVFDG DEAGRAAALK AFDGEQKLAG QSFVAVAPDG
360 370 380 390 400
MDPCDLRLKC GDAALRDLVA RRTPLFEFAI RAAIAEMDLD SAEGRVAALR
410 420 430 440 450
RCVPMVGQIK DPTLRDEYAR QLAGWVGWAD VAQVIGRVRG EAKRTKHPRL
460 470 480 490 500
GRLGSTTIAR AAQRPTAGPP TELAVRPDPR DPTLWPQREA LKSALQYPAL
510 520 530 540 550
AGPVFDALTV EGFTHPEYAA VRAAIDTAGG TSAGLSGAQW LDMVRQQTTS
560 570 580 590 600
TVTSALISEL GVEAIQVDDD KLPRYIAGVL ARLQEVWLGR QIAEVKSKLQ
610 620 630
RMSPIEQGDE YHALFGDLVA MEAYRRSLLE QASGDDLTA
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | AL123456 Genomic DNA Translation: CCP45131.1 |
PIRi | H70661 |
RefSeqi | NP_216859.1, NC_000962.3 WP_003412049.1, NZ_NVQJ01000012.1 |
Genome annotation databases
EnsemblBacteriai | CCP45131; CCP45131; Rv2343c |
GeneIDi | 885996 |
KEGGi | mtu:Rv2343c mtv:RVBD_2343c |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | AL123456 Genomic DNA Translation: CCP45131.1 |
PIRi | H70661 |
RefSeqi | NP_216859.1, NC_000962.3 WP_003412049.1, NZ_NVQJ01000012.1 |
3D structure databases
Select the link destinations: PDBei RCSB PDBi PDBji Links Updated | PDB entry | Method | Resolution (Å) | Chain | Positions | PDBsum |
5W33 | X-ray | 2.85 | A | 112-432 | [»] | |
5W34 | X-ray | 2.95 | A/B | 112-432 | [»] | |
5W35 | X-ray | 3.31 | A/B | 112-432 | [»] | |
5W36 | X-ray | 2.46 | A/B | 112-432 | [»] | |
SMRi | P9WNW1 | |||||
ModBasei | Search... | |||||
PDBe-KBi | Search... |
Protein-protein interaction databases
STRINGi | 83332.Rv2343c |
Proteomic databases
PaxDbi | P9WNW1 |
Genome annotation databases
EnsemblBacteriai | CCP45131; CCP45131; Rv2343c |
GeneIDi | 885996 |
KEGGi | mtu:Rv2343c mtv:RVBD_2343c |
Organism-specific databases
TubercuListi | Rv2343c |
Phylogenomic databases
eggNOGi | ENOG4105C9G Bacteria COG0358 LUCA |
KOi | K02316 |
OMAi | RIMFPIY |
PhylomeDBi | P9WNW1 |
Enzyme and pathway databases
BioCyci | MTBH37RV:G185E-6569-MONOMER |
Family and domain databases
CDDi | cd03364 TOPRIM_DnaG_primases, 1 hit |
Gene3Di | 3.90.580.10, 1 hit 3.90.980.10, 1 hit |
HAMAPi | MF_00974 DNA_primase_DnaG, 1 hit |
InterProi | View protein in InterPro IPR013264 DNA_primase_core_N IPR037068 DNA_primase_core_N_sf IPR019475 DNA_primase_DnaB-bd IPR006295 DNA_primase_DnaG IPR013173 DNA_primase_DnaG_DnaB-bd_dom IPR036977 DNA_primase_Znf_CHC2 IPR030846 DnaG_bac IPR034151 TOPRIM_DnaG_bac IPR006171 TOPRIM_domain IPR002694 Znf_CHC2 |
Pfami | View protein in Pfam PF10410 DnaB_bind, 1 hit PF08278 DnaG_DnaB_bind, 1 hit PF13662 Toprim_4, 1 hit PF08275 Toprim_N, 1 hit PF01807 zf-CHC2, 1 hit |
PIRSFi | PIRSF002811 DnaG, 1 hit |
SMARTi | View protein in SMART SM00766 DnaG_DnaB_bind, 1 hit SM00493 TOPRIM, 1 hit SM00400 ZnF_CHCC, 1 hit |
TIGRFAMsi | TIGR01391 dnaG, 1 hit |
PROSITEi | View protein in PROSITE PS50880 TOPRIM, 1 hit |
ProtoNeti | Search... |
MobiDBi | Search... |
Entry informationi
Entry namei | DNAG_MYCTU | |
Accessioni | P9WNW1Primary (citable) accession number: P9WNW1 Secondary accession number(s): L0TC89, P63962, P95239 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | April 16, 2014 |
Last sequence update: | April 16, 2014 | |
Last modified: | September 18, 2019 | |
This is version 32 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Prokaryotic Protein Annotation Program |
Miscellaneousi
Keywords - Technical termi
3D-structure, Complete proteome, Reference proteomeDocuments
- SIMILARITY comments
Index of protein domains and families - Mycobacterium tuberculosis strains ATCC 25618 / H37Rv and CDC 1551 / Oshkosh
Mycobacterium tuberculosis strains ATCC 25618 / H37Rv and CDC 1551 / Oshkosh: entries and gene names - PDB cross-references
Index of Protein Data Bank (PDB) cross-references