1	Q46	Fe4 H s5	1.000
2	35L	Iron/sulfur cluster	0.889
3	SF4	Iron/sulfur cluster	0.889
4	F3S	Fe3-s4 cluster	0.778
5	F4S	Fe4-s3 cluster	0.778
6	0KA	Silver/iron/sulfur cluster	0.700
7	9S8	Non-cubane [4Fe-4S]-cluster	0.700
8	ER2	Fe4s4	0.700
9	MSK	Broken Fe4S4 cluster	0.700
10	WCC	Fe(3)-ni(1)-S(4) cluster	0.700
11	ZKP	Fe3-s4 methylated cluster	0.700