CRISPR enzymes require a defined protospacer adjacent motif (PAM) which can be limiting for editing applications. Here the authors recombine the PAM-interacting ___domain of SpRY with the N-terminus of Sc + + to generate a chimeric enzyme with highly flexible PAM preference: SpRYc.
- Lin Zhao
- Sabrina R. T. Koseki
- Pranam Chatterjee