#	Chain	Domain ID	Range	Family	Classification
1	A	e6c66A1	A:17-543	CRISPR_Cse1	3576 → 3576.1 → 3576.1.1
2	B	e6c66B1	B:2-92,B:117-368	Cas_CT1975	304 → 304.139 → 304.139.1
3	C	e6c66C1	C:2-368	Cas_CT1975	304 → 304.139 → 304.139.1
4	D	e6c66D1	D:2-368	Cas_CT1975	304 → 304.139 → 304.139.1
5	E	e6c66E1	E:2-367	Cas_CT1975	304 → 304.139 → 304.139.1
6	F	e6c66F1	F:2-367	Cas_CT1975	304 → 304.139 → 304.139.1
7	G	e6c66G1	G:547-818	Cas3-like_C_2	2004 → 2004.1 → 2004.1.1
8	G	e6c66G2	G:14-259	Cas3_HD	131 → 131.1 → 131.1.1
9	G	e6c66G3	G:260-352,G:408-546	DEAD	2004 → 2004.1 → 2004.1.1
10	G	e6c66G4	G:823-944	6146.1.1.0	6146 → 6146.1 → 6146.1.1
11	H	e6c66H1	H:2-198,H:227-367	Cas_CT1975	304 → 304.139 → 304.139.1
12	I	e6c66I1	I:5-98,I:137-229	CRISPR_Cse2	3663 → 3663.1 → 3663.1.1
13	K	e6c66K1	K:3-98,K:136-229	CRISPR_Cse2	3663 → 3663.1 → 3663.1.1
14	M	e6c66M1	M:2-251	Cas_Cas5d	304 → 304.158 → 304.158.1
15	O	e6c66O1	O:2-95	CRISPR_assoc	304 → 304.51 → 304.51.1
16	O	e6c66O2	O:96-226	CRISPR_assoc	304 → 304.51 → 304.51.1

ECOD domains (colored by index)Unclassified protein regionsNucleic acids (RNA/DNA)Ligands/cofactors