Accession ID Name Pfam Type
PF17894 Topo homolgy domain in CRISPR-associated endonuclease Cas9 domain

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].
Pfam Range: 991-1062 DPAM-Pfam Range: 991-1060
Uniprot ID: E6KTN8
Pfam Range: 940-1016 DPAM-Pfam Range: 939-1013
Uniprot ID: U1SJC0
Pfam Range: 906-976 DPAM-Pfam Range: 906-974
Uniprot ID: Q6NKI3

References

1: Structures of Cas9 endonucleases reveal RNA-mediated conformational activation. Jinek M, Jiang F, Taylor DW, Sternberg SH, Kaya E, Ma E, Anders C, Hauer M, Zhou K, Lin S, Kaplan M, Iavarone AT, Charpentier E, Nogales E, Doudna JA; Science. 2014;343:1247997. PMID:24505130