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4YSX

Crystal structure of Mitochondrial rhodoquinol-fumarate reductase from Ascaris suum with the specific inhibitor NN23

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, E
(A, E)
Succinate dehydrogenase flavoproteinpolymer64571392.22UniProt (U1LRQ3)
Pfam (PF00890)
Pfam (PF02910)
UniProt (by SIFTS) (Q33862)
Ascaris suum (Pig roundworm)RHODOQUINOL-FUMARATE REDUCTASE FP SUBUNIT
2B, F
(B, F)
Succinate dehydrogenase [ubiquinone] iron-sulfur subunit, mitochondrialpolymer28231674.02UniProt (O44074)
Pfam (PF13085)
Pfam (PF13534)
Ascaris suum (Pig roundworm)RHODOQUINOL-FUMARATE REDUCTASE IP SUBUNIT
3C, G
(C, G)
Cytochrome b-large subunitpolymer18821168.22UniProt (P92506)
Pfam (PF01127)
Ascaris suum (Pig roundworm)RHODOQUINOL-FUMARATE REDUCTASE CYBL SUBUNIT
4D, H
(D, H)
Succinate dehydrogenase [ubiquinone] cytochrome b small subunit, mitochondrialpolymer15617014.92UniProt (P92507)
Pfam (PF05328)
Ascaris suum (Pig roundworm)CybS,Cytochrome b558 small subunit,Succinate-ubiquinone reductase membrane anchor subunit
5I, Q
(A, E)
MALONATE IONnon-polymer102.02Chemie (MLI)
6J, R
(A, E)
FLAVIN-ADENINE DINUCLEOTIDEnon-polymer785.52Chemie (FAD)
7K, S
(B, F)
FE2/S2 (INORGANIC) CLUSTERnon-polymer175.82Chemie (FES)
8L, T
(B, F)
IRON/SULFUR CLUSTERnon-polymer351.62Chemie (SF4)
9M, U
(B, F)
FE3-S4 CLUSTERnon-polymer295.82Chemie (F3S)
10N, W
(B, G)
N-(4-tert-butylbenzyl)-2-(trifluoromethyl)benzamidenon-polymer335.42Chemie (E23)
11O, V
(C, G)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.52Chemie (HEM)
12P, X
(D, H)
L-ALPHA-PHOSPHATIDYL-BETA-OLEOYL-GAMMA-PALMITOYL-PHOSPHATIDYLETHANOLAMINEnon-polymer709.92Chemie (EPH)
13AA, BA, CA, DA, EA...
(C, D, E, F, G...)
waterwater18.0721Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains8
Total formula weight282498.5
Non-Polymers*Number of molecules16
Total formula weight6745.3
All*Total formula weight289243.8
*Water molecules are not included.

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PDB entries from 2025-12-17

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