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3H1L

Chicken cytochrome BC1 complex with ascochlorin bound at QO and QI sites

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, K
(A, N)
MITOCHONDRIAL UBIQUINOL-CYTOCHROME-C REDUCTASE COMPLEX CORE PROTEIN Ipolymer44649503.82UniProt (by SIFTS) (D0VX31)Gallus gallus (chicken)
2B, L
(B, O)
MITOCHONDRIAL UBIQUINOL-CYTOCHROME-C REDUCTASE COMPLEX CORE PROTEIN 2polymer44146683.82UniProt (by SIFTS) (D0VX29)Gallus gallus (chicken)
3C, M
(C, P)
Cytochrome bpolymer38042623.02UniProt (P18946)
Pfam (PF00033)
Pfam (PF00032)
Gallus gallus (chicken)Ubiquinol-cytochrome-c reductase complex cytochrome b subunit, Cytochrome b-c1 complex subunit 3, Complex III subunit 3, Complex III subunit III
4D, N
(D, Q)
MITOCHONDRIAL CYTOCHROME C1, HEME PROTEINpolymer24126973.72UniProt (by SIFTS) (D0VX26)Gallus gallus (chicken)
5E, O
(E, R)
Cytochrome b-c1 complex subunit Rieske, mitochondrialpolymer19621506.22UniProt (Q5ZLR5)
Pfam (PF02921)
Pfam (PF00355)
Gallus gallus (chicken)Ubiquinol-cytochrome c reductase iron-sulfur subunit, Rieske iron-sulfur protein, RISP, Complex III subunit 5
6F, P
(F, S)
MITOCHONDRIAL UBIQUINOL-CYTOCHROME C REDUCTASE 14 KDA PROTEINpolymer11013394.52UniProt (by SIFTS) (D0VX30)Gallus gallus (chicken)
7G, Q
(G, T)
MITOCHONDRIAL UBIQUINOL-CYTOCHROME C REDUCTASE UBIQUINONE-BINDING PROTEIN QP-Cpolymer819498.72UniProt (by SIFTS) (D0VX32)Gallus gallus (chicken)
8H, R
(H, U)
MITOCHONDRIAL UBIQUINOL-CYTOCHROME C REDUCTASE 11 KDA PROTEIN, COMPLEX III SUBUNIT VIIIpolymer779057.12UniProt (by SIFTS) (D0VX28)Gallus gallus (chicken)
9I, S
(I, V)
Cytochrome b-c1 complex subunit Rieske, mitochondrialpolymer474785.62UniProt (Q5ZLR5)
Pfam (PF09165)
Gallus gallus (chicken)Ubiquinol-cytochrome c reductase iron-sulfur subunit, Rieske iron-sulfur protein, RISP, Complex III subunit 5
10J, T
(J, W)
MITOCHONDRIAL UBIQUINOL-CYTOCHROME C REDUCTASE 7.2 KDA PROTEINpolymer617006.02UniProt (by SIFTS) (D0VX27)Gallus gallus (chicken)
11BA, DB, KA, U, UA...
(C, R, E, A, P)
1,2-dioleoyl-sn-glycero-3-phosphoethanolaminenon-polymer744.06Chemie (PEE)
PubChem (44891344)
PubChem (54095275)
PubChem (14238554)
PubChem (5909904)
PubChem (9546757)
PubChem (108229)
PubChem (99655478)
PubChem (99655479)
PubChem (6437392)
PubChem (9546744)
PubChem (138113035)
PubChem (171729549)
Ubiquinol-cytochrome c reductase iron-sulfur subunit, Rieske iron-sulfur protein, RISP, Complex III subunit 5
12CA, CB, DA, EA, FA...
(C, R, E, P, A)
UNKNOWN LIGANDnon-polymer12Chemie (UNL)
13NA, OA, W, X
(P, C)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.54Chemie (HEM)
14RA, SA, Y, Z
(P, C)
3-chloro-4,6-dihydroxy-2-methyl-5-{(2E,4E)-3-methyl-5-[(1R,2R,6R)-1,2,6-trimethyl-3-oxocyclohexyl]penta-2,4-dien-1-yl}benzaldehydenon-polymer404.94Chemie (3H1)
PubChem (22349267)
PubChem (92264031)
PubChem (11258227)
PubChem (87661333)
PubChem (90704017)
PubChem (99951)
PubChem (92288818)
PubChem (162909387)
PubChem (92973682)
PubChem (97107127)
PubChem (5358891)
PubChem (6436814)
PubChem (9953089)
PubChem (146158406)
PubChem (162909385)
PubChem (162909386)
PubChem (163186888)
PubChem (163190163)
15AA, FB, MA, TA
(C, T, G, P)
CARDIOLIPINnon-polymer1464.04Chemie (CDL)
PubChem (17753886)
PubChem (5287898)
16GA, ZA
(C, P)
GLYCEROLnon-polymer92.12Chemie (GOL)
PubChem (753)
17AB, HA
(Q, D)
HEME Cnon-polymer618.52Chemie (HEC)
18EB, IA
(R, D)
octyl beta-D-glucopyranosidenon-polymer292.42Chemie (BOG)
19BB, JA
(R, E)
FE2/S2 (INORGANIC) CLUSTERnon-polymer175.82Chemie (FES)
20GB, HB, IB, JB
(B, C, P, U)
waterwater18.014Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains20
Total formula weight462065.0
Non-Polymers*Number of molecules38
Total formula weight16763.6
All*Total formula weight478828.6
*Water molecules are not included.

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PDB entries from 2026-03-25

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