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 A basic beginners drum set runs about $250-$1,000 new and $150-$800 used. Better quality sets cost $1,500-$3,000 and up.  Kid-sized drum sets start around $80-$150 for an inexpensive three-piece version but can run up $200-$1,000 or more, depending on the quality and number of pieces.