For selective export of certain membrane proteins from the ER contain a di-acidic sorting signal (Asp-X-Glu, or DXE), which binds to the Sec24 subunit of the COPII

TLS Online TPP Program

#Id: 8625

#Section 3: Genetics, Cellular and Molecular Biology

Human SCF complexes contain: 

Three core components - Cul1 subunit, RBX1, Skp1 

and a substrate-targeting F-box protein

TLS Online TPP Program

#Id: 3774

#Section 2: General Biology

Proton & neutron are found in the center of the atom, a place called the nucleus.

TLS Online TPP Program

#Id: 3772

#Section 2: General Biology

Matter is anything that takes up space and has mass.

TLS Online TPP Program

#Id: 8855

#Section 3: Genetics, Cellular and Molecular Biology

Cohesins are composed of four subunits: 

Smc1, Smc3, Scc1, and Scc3

TLS Online TPP Program

#Id: 8359

#Section 3: Genetics, Cellular and Molecular Biology

In Golgi complex

Arp2/3-dependent assembly of actin occur by an NPF WHAMM participating in membrane traffic from the ER to golgi