To test directly the influence of nucleosome location on the ability of Dam methyltransferase to modify GATC sites in chromatin, we analyzed minichromosomes containing precisely positioned nucleosomes in dam-expressing yeast strains. Levels of methylation at individual GATC sites were rigorously quantified by an oligonucleotide-probing procedure.
Complete junior drum sets typically start at around $300. This price includes stock cymbals and all the necessary hardware and stands. Drum thrones â what you sit on â may not be included, and can range in price from $30 up to $200. A drum kit in the $300 range is acceptable for a young, first-time player. These junior kits are traditionally three- or four-piece sets.
Some experts have estimated that it costs at little as $14 to make a pair of Beats by Dre headphones (pictured) The least expensive pair of Beats by Dre headphones listed on the company's website costs $199.99. The company grew to become worth $3.2billion after celebrates like Lil Wayne began repping the Beats brand.