the histone-like protein hu is the most-abundant dna-binding protein in bacteria. the hu protein non-specifically binds and bends dna as a hetero- or homodimer, and can participate in dna supercoiling and dna condensation. it also takes part in dna functions such as replication, recombination, and repair. hu does not recognize any specific sequences but shows a certain degree of specificity to ...

background: malassezia are dimorphic, lipid-dependent yeasts, which are responsible for causing several cutaneous and sys­temic conditions. although cyclophilins (cyps) are highly conserved cytosolic proteins that catalyze the peptidyl-prolyl cis-trans isomerazation reaction before protein folding process, it has been suggestive of an allergen in a few numbers of fungi such as aspergillus fumig...

Continuous labelling of callus with H-thymidine results in intermittent peaks of H-DNA per chloroplast, showing synchrony of division. The increase in H-DNA could be due to several replication rounds, and the drop to successive plastid divisions without intervening DNA synthesis. The level of DNA-binding proteins in the chloroplast parallels the peaks of plastidal DNA synthesis; such pro...

Lactoferrin (Lf) is an iron-binding multi-functional glycoprotein which has numerous physiological functions such as iron transportation, anti-microbial activity and immune response. In this study, different in silico approaches were exploited to investigate Lf protein properties in a number of mammalian species. Results showed that the iron-binding site, DNA and RNA-binding sites, signal pepti...

continuous labelling of callus with h-thymidine results in intermittent peaks of h-dna per chloroplast, showing synchrony of division. the increase in h-dna could be due to several replication rounds, and the drop to successive plastid divisions without intervening dna synthesis. the level of dna-binding proteins in the chloroplast parallels the peaks of plastidal dna synthesis; such proteins c...

lactoferrin (lf) is an iron-binding multi-functional glycoprotein which has numerous physiological functions such as iron transportation, anti-microbial activity and immune response. in this study, different in silico approaches were exploited to investigate lf protein properties in a number of mammalian species. results showed that the iron-binding site, dna and rna-binding sites, signal pepti...

Photo-irradiation of PBDA-modified DNA generates a long-lived intermediate that reacts selectively with Lys residues DNA-binding proteins, leading to higher crosslink yields than traditional photo-crosslinkers such as benzophenone and diazirine.

Theoretical methods, such as molecular mechanics and dynamics, are very useful in understanding differences interactions at the single molecule level. In life sciences, small conformational changes, including substituent modifications, often have a significant impact on function vivo. Changes binding between nucleic acid molecules proteins prime example. this study, we propose strategy to predi...

background: tumour suppressor genes such as tp53, brca1 and rad51 are involved in dna repair and their malfunctions result in genomic instability and cancer. wild type (wt) tp53 binds to brca1and rad51 in vivo and in vitro. however, mutated tp53 in tumours can interfere with wt tp53 function. we studied how mutation of tp53 in mda-mb-468 cell line could affect its binding capacity and interfere...