As supplied with T4 DNA LigaseFormulation: 250mM Tris-HCl (pH 7.6), 50mM MgCl2, 5mM ATP, 5mM DTT, 25% (w/v) polyethylene glycol-8000Cloning (blunt-end or cohesive-end ligation), Adding linkers or adapters to blunt-ended DNA, ChIP-on-Chip, Chromatin Biolo