The Na+ channels rapidly enter a closed state called inactivated state and remain in this state for a few milliseconds

TLS Online TPP Program

#Id: 2349

#Unit 3. Fundamental Processes

RNA polymerase starts most transcripts with an A, and that ribonucleotide binds the template nucleotide (T) with only two hydrogen bonds (as opposed to the three between C and G).

TLS Online TPP Program

#Id: 2378

#Unit 3. Fundamental Processes

UACUAAC is branch point sequence for U2 type introns

CCUUAAC is branch point sequence for U12 type introns

TLS Online TPP Program

#Id: 2379

#Unit 3. Fundamental Processes

Prp8, a large scaffold protein that directly contacts both the 5’ and 3’ splice sites within the spliceosome.

TLS Online TPP Program

#Id: 2380

#Unit 3. Fundamental Processes

Prp5 is critical for U2 binding

TLS Online TPP Program

#Id: 2381

#Unit 3. Fundamental Processes

Brr2 facilitates U1 and U4 release

TLS Online TPP Program

#Id: 2382

#Unit 3. Fundamental Processes

Prp2 is responsible for the activation of the spliceosome Prp22 helps the release of the mature mRNA from the spliceosome