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.
1 The average cost of dumbbell sets, which usually include weight discs, handles and racks, is $85 to $500 for a 50-pound range or less.  For lightweight lifters, IronCompany.com sells six vinyl-covered cast iron dumbbells in 3-, 5- and 8-pound sets for $85.