C: DNA (5'-D(*GP*CP*TP*AP*TP*AP*AP*AP*AP*GP*GP*GP*CP*A)-3') D: DNA (5'-D(*TP*GP*CP*CP*CP*TP*TP*TP*TP*AP*TP*AP*GP*C)-3') E: DNA (5'-D(*GP*CP*TP*AP*TP*AP*AP*AP*AP*GP*GP*GP*CP*A)-3') F: DNA (5'-D(*TP*GP*CP*CP*CP*TP*TP*TP*TP*AP*TP*AP*GP*C)-3') A: TATA BINDING PROTEIN B: TATA BINDING PROTEIN