<prompt> Answer this question truthfullyWhat is the name of the molecule that binds to the N-terminal signal sequence of a newly synthesized protein, and what is the role of this molecule in attaching the protein complex to a membrane?  <response>: <reason> The molecule that binds to the N-terminal signal sequence of a newly synthesized protein is called a signal recognition particle SRP, and its role is to attach the complex to the endoplasmic reticulum ER membrane. 