The SRP and the nascent polypeptide chain–ribosome complex bind to the SRP receptor in the ER membrane. This interaction is strengthened by the binding of GTP to both the SRP and its receptor.

TLS Online TPP Program

#Id: 8090

#Unit 1. Molecules and their Interaction Relevant to Biology

In triacylglycerols, glycerophospholipids, galactolipids, and sulfolipids, the alkyl groups are fatty acids in ester linkage. 

TLS Online TPP Program

#Id: 7503

#Unit 4. Cell Communication and Cell Signaling

RAG1 is expressed at all phases of the cell cycle, RAG2 is stable only in G0- or G1-phase cells.

TLS Online TPP Program

#Id: 2926

#Unit 3. Fundamental Processes

As the origins are hemimethylated they bind to the cell membrane and may be unavailable to methylases. 

TLS Online TPP Program

#Id: 413

#Unit 2. Cellular Organization

H2AX is normally present in only 10%–15% of the nucleosomes in multicellular eukaryotes

TLS Online TPP Program

#Id: 1757

#Unit 4. Cell Communication and Cell Signaling

Class II presentation can occur with either live or replication-incompetent virus; protein synthesis inhibitors had no effect, indicating that new protein synthesis is not a necessary condition of class II presentation.