dnaN
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| Beta podjedinica DNK polimeraze III | |
|---|---|
| |
| Kristalografksa struktura dimerne beta podjednice DNK polimeraze iz E. coli.[1] | |
| Identifikatori | |
| Organizam | |
| Simbol | dnaN |
| Entrez | 948218 |
| PDB | 1MMI |
| RefSeq (Prot) | NP_418156 |
| UniProt | P0A988 |
| Other data | |
| EC broj | 2.7.7.7 |
| Hromozom | MG1655: 3.88 - 3.88 Mb |
dnaN je gen koji kodira DNK stegu (takođe poznatu kao β klizeća stega) DNK polimeraze III kod prokariota.[2][3] β stega fizički fiksira Pol III na DNK lanac tokom replikacije, čime doprinosi povećanju procesivnosti.[4] The eukaryotic equivalent to the β clamp is PCNA.
Reference[uredi | uredi kod]
- ↑ PDB 1MMI; Oakley AJ, Prosselkov P, Wijffels G, Beck JL, Wilce MC, Dixon NE (July 2003). „Flexibility revealed by the 1.85 Å crystal structure of the beta sliding-clamp subunit of Escherichia coli DNA polymerase III”. Acta Crystallogr. D Biol. Crystallogr. 59 (Pt 7): 1192–9. DOI:10.1107/S0907444903009958. PMID 12832762.
- ↑ Ohmori H, Kimura M, Nagata T, Sakakibara Y (May 1984). „Structural analysis of the dnaA and dnaN genes of Escherichia coli”. Gene 28 (2): 159–70. DOI:10.1016/0378-1119(84)90253-1. PMID 6234204.
- ↑ Armengod ME, García-Sogo M, Lambíes E (August 1988). „Transcriptional organization of the dnaN and recF genes of Escherichia coli K-12”. J. Biol. Chem. 263 (24): 12109–14. PMID 2841344.
- ↑ Stukenberg PT, Studwell-Vaughan PS, O'Donnell M (June 1991). „Mechanism of the sliding beta-clamp of DNA polymerase III holoenzyme”. J. Biol. Chem. 266 (17): 11328–34. PMID 2040637.