#	Chain	Domain ID	Range	Family	Classification
1	A	e9i7uA1	A:2-513	COX1	5038 → 5038.1 → 5038.1.1
2	B	e9i7uB1	B:1-90	COX2_TM	5040 → 5040.1 → 5040.1.1
3	B	e9i7uB2	B:91-222	COX2	3156 → 3156.1 → 3156.1.1
4	C	e9i7uC1	C:2-261	COX3	5039 → 5039.1 → 5039.1.1
5	D	e9i7uD1	D:31-169	COX4	5003 → 5003.1 → 5003.1.1
6	E	e9i7uE1	E:46-150	COX5A	109 → 109.7 → 109.7.1
7	F	e9i7uF1	F:32-129	COX5B	375 → 375.1 → 375.1.8
8	G	e9i7uG1	G:34-108	COX6A	5004 → 5004.1 → 5004.1.1
9	H	e9i7uH1	H:5-86	COX6B	540 → 540.1 → 540.1.1
10	I	e9i7uI1	I:4-75	COX6C	5005 → 5005.1 → 5005.1.1
11	J	e9i7uJ1	J:24-80	COX7a	5006 → 5006.1 → 5006.1.1
12	K	e9i7uK1	K:27-79	COX7B	5007 → 5007.1 → 5007.1.1
13	L	e9i7uL1	L:17-63	COX7C	5008 → 5008.1 → 5008.1.1
14	M	e9i7uM1	M:26-68	COX8	5009 → 5009.1 → 5009.1.1

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