Or, it evolved in mice, and did a cross-species jump: https://www.biorxiv.org/content/10.1101/2021.12.14.472632v1 https://www.biorxiv.org/content/10.1101/2021.1

Or, it evolved in mice, and did a cross-species jump: https://www.biorxiv.org/content/10.1101/2021.12.14.472632v1 https://www.biorxiv.org/content/10.1101/2021.12.14.472632v1.