This is an alpha-helical lobe domain found in Cas9 proteins. Cas9 enzymes adopt a bilobed architecture composed of a nuclease lobe containing juxtaposed RuvC and HNH nuclease domains and a variable alpha-helical lobe likely to be involved in nucleic ...
This is an alpha-helical lobe domain found in Cas9 proteins. Cas9 enzymes adopt a bilobed architecture composed of a nuclease lobe containing juxtaposed RuvC and HNH nuclease domains and a variable alpha-helical lobe likely to be involved in nucleic acid binding. Amino acid residues located in both the nuclease and alpha-helical lobe clefts are highly conserved within type II-A Cas9 proteins [1].
This is beta-hairpin domain found in Cas9 proteins from Actinobacteria. The beta-hairpin domain is not conserved in all type II-C Cas9 proteins. The beta-hairpin in Cas 9 from Streptococcus pyogenes blocks the HNH domain active site [1].
Topo homolgy domain in CRISPR-associated endonuclease Cas9
This is the Topo-homology domain found in Cas9 proteins from Actinobacteria. This domain bears structural similarity to a domain found in topoisomerase II [1].