Fe4 O2 S3 351.574 hybrid cluster with four iron two oxygen and three sulfur N metal-containing ligand MetalCoord N 2026-05-06 7B7Q N 2026-09-16 RCSB REL HETAIN non-polymer O1 -2 23.466 1.421 37.139 1 N O1 TJN N 23.223 1.338 37.087 1 N O O2 -2 24.084 2.290 39.885 1 N O2 TJN N 24.185 2.347 39.859 2 N O S1 -2 26.067 3.104 37.236 1 N S2 TJN N 26.080 3.293 37.120 3 N S S2 -2 27.080 0.391 39.136 1 N S3 TJN N 26.876 0.251 39.262 4 N S FE1 22.759 1.778 38.970 0 N FE1 TJN N 22.723 1.600 38.901 5 N FE FE2 24.029 2.827 36.159 0 N FE2 TJN N 24.027 2.779 36.146 6 N FE FE3 25.913 2.307 39.265 0 N FE3 TJN N 25.991 2.406 39.273 7 N FE FE4 26.948 1.129 37.079 0 N FE4 TJN N 26.949 1.131 37.106 8 N FE S3 -2 20.718 3.027 38.622 1 N S5 TJN N 20.904 3.053 39.003 9 N S N 1 N sing N 2 N sing N 3 N sing N 4 N sing N 5 N sing N 6 N sing N 7 N sing N 8 N sing N 9 N sing N 10 N sing RCSB RCSB RCSB RCSB RCSB InChI=1S/4Fe.2O.H2S.2S/h;;;;;;1H2;;/q;;;+1;;;;;/p-1 DJWRXFCPNDTXJC-UHFFFAOYSA-M S.O1[Fe]O[Fe]S[Fe]S[Fe]1 S.O1[Fe]O[Fe]S[Fe]S[Fe]1 O1[Fe][S]2[Fe]S[Fe]2O[Fe]1[S] O1[Fe][S]2[Fe]S[Fe]2O[Fe]1[S] 4-$l^{1}-sulfanyl-3,5-dioxa-1$l^{3},7-dithia-2$l^{2},4$l^{3},6$l^{3},8$l^{2}-tetraferrabicyclo[4.2.0]octane