Q74IZ3 · Q74IZ3_LACJO
- ProteinDNA primase
- GenednaG
- StatusUniProtKB unreviewed (TrEMBL)
- Amino acids603 (go to sequence)
- Protein existenceInferred from homology
- Annotation score3/5
Function
function
RNA polymerase that catalyzes the synthesis of short RNA molecules used as primers for DNA polymerase during DNA replication.
Catalytic activity
Cofactor
Note: Binds 1 zinc ion per monomer.
GO annotations
all annotations | all molecular function | virus receptor activity | dna binding | rna binding | cytoskeletal motor activity | catalytic activity | gtpase activity | structural molecule activity | transporter activity | cytoskeletal protein binding | lipid binding | cyclase activity | antioxidant activity | oxidoreductase activity | transferase activity | hydrolase activity | lyase activity | isomerase activity | ligase activity | protein tag activity | cargo receptor activity | histone binding | protein folding chaperone | translation regulator activity | nutrient reservoir activity | receptor ligand activity | molecular transducer activity | molecular adaptor activity | toxin activity | cell adhesion mediator activity | molecular function regulator activity | virus coreceptor activity | catalytic activity, acting on a protein | catalytic activity, acting on dna | catalytic activity, acting on rna | molecular carrier activity | transcription regulator activity | general transcription initiation factor activity | molecular sensor activity | molecular sequestering activity | atp-dependent activity | other molecular function | all biological process | mitotic cell cycle | cytokinesis | cytoplasmic translation | immune system process | muscle system process | circulatory system process | renal system process | respiratory system process | carbohydrate metabolic process | generation of precursor metabolites and energy | dna replication | dna repair | dna recombination | chromatin organization | dna-templated transcription | regulation of dna-templated transcription | trna metabolic process | protein folding | protein glycosylation | amino acid metabolic process | modified amino acid metabolic process | lipid metabolic process | vitamin metabolic process | sulfur compound metabolic process | intracellular protein transport | nucleocytoplasmic transport | autophagy | inflammatory response | mitochondrion organization | cytoskeleton organization | microtubule-based movement | peroxisome organization | lysosome organization | chromosome segregation | cell adhesion | establishment or maintenance of cell polarity | programmed cell death | photosynthesis | mrna metabolic process | snrna metabolic process | vesicle-mediated transport | reproductive process | digestive system process | signaling | cell differentiation | protein catabolic process | extracellular matrix organization | regulatory ncrna-mediated gene silencing | telomere organization | cell junction organization | wound healing | ribosome biogenesis | cilium organization | anatomical structure development | cell motility | nervous system process | endocrine process | protein maturation | transmembrane transport | nucleobase-containing small molecule metabolic process | hepaticobiliary system process | membrane organization | protein-containing complex assembly | cell wall organization or biogenesis | nitrogen cycle metabolic process | protein localization to plasma membrane | defense response to other organism | detoxification | meiotic nuclear division | mitotic nuclear division | mitochondrial gene expression | carbohydrate derivative metabolic process | other biological process | all cellular component | nuclear chromosome | extracellular region | extracellular space | cell wall | nucleus | nuclear envelope | nucleoplasm | chromosome | nucleolus | mitochondrion | lysosome | endosome | vacuole | peroxisome | endoplasmic reticulum | golgi apparatus | lipid droplet | microtubule organizing center | cytosol | ribosome | cytoskeleton | plasma membrane | cilium | plastid | thylakoid | external encapsulating structure | extracellular matrix | cytoplasmic vesicle | organelle | other cellular component | |||
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Aspect | Term | |
---|---|---|
Cellular Component | cytoplasm | |
Cellular Component | DNA-directed RNA polymerase complex | |
Cellular Component | primosome complex | |
Molecular Function | DNA binding | |
Molecular Function | DNA primase activity | |
Molecular Function | zinc ion binding |
Keywords
- Molecular function
- Biological process
- Ligand
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended nameDNA primase
- EC number
Gene names
Organism names
- Strain
- Taxonomic lineageBacteria > Bacillota > Bacilli > Lactobacillales > Lactobacillaceae > Lactobacillus
Accessions
- Primary accessionQ74IZ3
Proteomes
Subcellular Location
UniProt Annotation
GO Annotation
Keywords
- Cellular component
Interaction
Subunit
Monomer. Interacts with DnaB.
Structure
Family & Domains
Features
Showing features for zinc finger, domain, region, coiled coil.
Type | ID | Position(s) | Description | ||
---|---|---|---|---|---|
Zinc finger | 40-64 | CHC2-type | |||
Domain | 257-341 | Toprim | |||
Region | 435-467 | Disordered | |||
Coiled coil | 550-589 | ||||
Domain
Contains an N-terminal zinc-binding domain, a central core domain that contains the primase activity, and a C-terminal DnaB-binding domain.
Sequence similarities
Belongs to the DnaG primase family.
Keywords
- Domain
Phylogenomic databases
Family and domain databases
Sequence
- Sequence statusComplete
- Length603
- Mass (Da)69,205
- Last updated2004-07-05 v1
- ChecksumABB4B12E5ED092F9
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
AE017198 EMBL· GenBank· DDBJ | AAS09138.1 EMBL· GenBank· DDBJ | Genomic DNA |