A Needle in a Base-Stack: Cas9 Structural Biology
Type
Blog Post
Published
June 4, 2024, 1:15 p.m.
...transition from weak, random binding to precision gene editing requires three major steps: RNA loading,...resources on addgene.org
Addgene's CRISPR Guide
Addgene's CRISPR 101 eBook
Resources on the Addgene blog
Components...from Streptococcus pyogenes.
Figure 2: Crystal structure of S. pyogenes Cas9 in the apo state...
Figure 3: Crystal structure of S. pyogenes Cas9 bound to guide RNA (PDB ID 4ZT0), shown opaque...sequence isn’t in place yet.
Figure 4: S. pyogenes Cas9 in the apo state (PDB ID 4CMP, top) compared... residues in the CTD can get cozy with DNA. S. pyogenes Cas9 recognizes the PAM sequence 5’-NGG-3’, where...complementary strand is mismatched.
Figure 5: S. pyogenes Cas9 bound to guide RNA and target DNA (PDB ID...