10.12.2012 Views

Protein Protocols Protein Protocols

Protein Protocols Protein Protocols

Protein Protocols Protein Protocols

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

328<br />

Table 2 (continued)<br />

Membranes Used for Electroblotting <strong>Protein</strong>s from Polyacrylamide Gels<br />

Capacity of<br />

Charge of Mechanism of protein binding<br />

Transfer matrix the matrix protein binding a (µg/cm 2 ) b Advantages Disadvantages<br />

Blocking of unoccupied<br />

binding sites is difficult<br />

due to the high charge<br />

density of the matrices<br />

Carboxymethyl Negative Ionic interactions 2500 for histones Helpful for the transfer Most acidic proteins<br />

cellulose (probably due to the and microsequencing poorly transferred<br />

high affinity of his- of basic proteins<br />

tones for anionic or peptides (22) An elution step is required<br />

groups) before microsequencing<br />

aRefers to the mechanism of adsorption between the surface of the membrane and structures on the protein.<br />

bReference 22.<br />

328 Gravel

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!