Axoplasmic Transport

What is axoplasmic transport?

Movement of cellular materials along the axon

What cytoskeletal structures serve as tracks for axoplasmic transport?

Microtubules

What proteins move cargo along microtubules?

Motor proteins

What kinds of things can motor proteins transport?

Cellular cargo such as membrane-bound packages

What is kinesin associated with?

Anterograde transport

What direction is anterograde transport?

Soma → outward

What is dynein associated with?

Retrograde transport

What direction is retrograde transport?

Distal neuron → soma

Kinesin = ?

Anterograde

Dynein = ?

Retrograde

What are proteins made of?

Chains of amino acids

Why is protein shape important?

Shape determines specific function

What can happen when something binds a protein?

The protein can change shape and function