CRISPR (Clustered Regularly Interspaced Short Palindromic Repeats) and associated Cas proteins comprise a system for heritable host defense by prokaryotic cells against phage and other foreign DNA; Large proteins; Predicted subunit of the Cascade complex; signature gene for I-F subtype; also known as Csy1 family
Jiyao W et al.(2023). "The conserved domain database in 2023.",