OSB1 Primosome PriB/single-strand DNA-binding protein [Arabidopsis thaliana (thale cress)] - Gene

Summary

Official Symbol: OSB1
Official Full Name: Primosome PriB/single-strand DNA-binding protein
Primary source: TAIR:AT1G47720
Locus tag: AT1G47720
See related: Araport:AT1G47720
Gene type: protein coding
RefSeq status: REVIEWED
Organism: Arabidopsis thaliana (ecotype: Columbia)
Lineage: Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae; rosids; malvids; Brassicales; Brassicaceae; Camelineae; Arabidopsis
Also known as: Organellar Single-stranded; T2E6.21
Summary: Encodes an organellar single-strand DNA binding protein, located in mitochondria, controls the stoichiometry of alternative mitochondrial DNA forms generated by homologous recombination.
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Chromosome 1 - NC_003070.9 Genomic Context describing neighboring genes

Go to nucleotide: Graphics FASTA GenBank

OSB1 participates in controlling the stoichiometry of alternative mtDNA forms generated by recombination.[OSB1]
Title: The plant-specific ssDNA binding protein OSB1 is involved in the stoichiometric transmission of mitochondrial DNA in Arabidopsis.

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NM_103665.3

Function	Evidence Code	Pubs
enables single-stranded DNA binding	IDA Inferred from Direct Assay more info	PubMed

Process	Evidence Code	Pubs
involved_in DNA replication	IEA Inferred from Electronic Annotation more info
acts_upstream_of_or_within mitochondrial genome maintenance	IMP Inferred from Mutant Phenotype more info	PubMed
acts_upstream_of_or_within negative regulation of DNA recombination	IMP Inferred from Mutant Phenotype more info	PubMed

Component	Evidence Code	Pubs
located_in apoplast	HDA more info	PubMed
located_in chloroplast	ISM Inferred from Sequence Model more info
located_in mitochondrion	IDA Inferred from Direct Assay more info	PubMed

NP_175203.2

Organellar Single-stranded (OSB1); FUNCTIONS IN: single-stranded DNA binding; INVOLVED IN: negative regulation of DNA recombination, mitochondrial genome maintenance; LOCATED IN: mitochondrion, apoplast; EXPRESSED IN: 13 plant structures; EXPRESSED DURING: 7 growth stages; CONTAINS InterPro DOMAIN/s: Nucleic acid-binding, OB-fold-like (InterPro:IPR016027), Primosome PriB/single-strand DNA-binding (InterPro:IPR000424); BEST Arabidopsis thaliana protein match is: plastid transcriptionally active 9 (TAIR:AT4G20010.2); Has 198 Blast hits to 122 proteins in 19 species: Archae - 0; Bacteria - 0; Metazoa - 0; Fungi - 0; Plants - 197; Viruses - 0; Other Eukaryotes - 1 (source: NCBI BLink).