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Cryo-EM structure of cytochrome bc1 complex (complex-III) from respiratory supercomplex of Tetrahymena thermophila

Source organism: Tetrahymena thermophila SB210
Biochemical function: metal ion binding
Biological process: mitochondrial electron transport, ubiquinol to cytochrome c
Cellular component: membrane

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GO terms

Sequence families

Pfam Protein families (Pfam)
PF05193
Domain description: Peptidase M16 inactive domain
Occurring in:
  1. Peptidase M16 inactive domain protein
  2. Peptidase M16 C-terminal domain-containing protein
The deposited structure of PDB entry 8b6j contains 2 copies of Pfam domain PF05193 (Peptidase M16 inactive domain) in Peptidase M16 inactive domain protein. Showing 1 copy in chain A.
The deposited structure of PDB entry 8b6j contains 2 copies of Pfam domain PF05193 (Peptidase M16 inactive domain) in Peptidase M16 C-terminal domain-containing protein. Showing 1 copy in chain B.

PF02320
Domain description: Ubiquinol-cytochrome C reductase hinge protein
Occurring in:
  1. Ubiquinol-cytochrome C reductase hinge domain-containing protein
The deposited structure of PDB entry 8b6j contains 2 copies of Pfam domain PF02320 (Ubiquinol-cytochrome C reductase hinge protein) in Ubiquinol-cytochrome C reductase hinge domain-containing protein. Showing 1 copy in chain F.

PF00355
Domain description: Rieske [2Fe-2S] domain
Occurring in:
  1. Rieske domain-containing protein
The deposited structure of PDB entry 8b6j contains 2 copies of Pfam domain PF00355 (Rieske [2Fe-2S] domain) in Rieske domain-containing protein. Showing 1 copy in chain E.

PF02167
Domain description: Cytochrome C1 family
Occurring in:
  1. Cytochrome protein c1
The deposited structure of PDB entry 8b6j contains 2 copies of Pfam domain PF02167 (Cytochrome C1 family) in Cytochrome protein c1. Showing 1 copy in chain D.

PF00033
Domain description: Cytochrome b/b6/petB
Occurring in:
  1. Cytochrome b/b6 N-terminal region profile domain-containing protein
The deposited structure of PDB entry 8b6j contains 2 copies of Pfam domain PF00033 (Cytochrome b/b6/petB) in Cytochrome b/b6 N-terminal region profile domain-containing protein. Showing 1 copy in chain C.

PF00675
Domain description: Insulinase (Peptidase family M16)
Occurring in:
  1. Peptidase M16 inactive domain protein
The deposited structure of PDB entry 8b6j contains 2 copies of Pfam domain PF00675 (Insulinase (Peptidase family M16)) in Peptidase M16 inactive domain protein. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR002326
Domain description: Cytochrome c1
Occurring in:
  1. Cytochrome protein c1
IPR011249
Domain description: Metalloenzyme, LuxS/M16 peptidase-like
Occurring in:
  1. Peptidase M16 inactive domain protein
  2. Peptidase M16 C-terminal domain-containing protein
IPR005805
Domain description: Rieske iron-sulphur protein, C-terminal
Occurring in:
  1. Rieske domain-containing protein
IPR036811
Domain description: Ubiquinol-cytochrome C reductase hinge domain superfamily
Occurring in:
  1. Ubiquinol-cytochrome C reductase hinge domain-containing protein
IPR017941
Domain description: Rieske [2Fe-2S] iron-sulphur domain
Occurring in:
  1. Rieske domain-containing protein
IPR036922
Domain description: Rieske [2Fe-2S] iron-sulphur domain superfamily
Occurring in:
  1. Rieske domain-containing protein
IPR036909
Domain description: Cytochrome c-like domain superfamily
Occurring in:
  1. Cytochrome protein c1
IPR005797
Domain description: Cytochrome b/b6, N-terminal domain
Occurring in:
  1. Cytochrome b/b6 N-terminal region profile domain-containing protein
IPR007863
Domain description: Peptidase M16, C-terminal
Occurring in:
  1. Peptidase M16 inactive domain protein
  2. Peptidase M16 C-terminal domain-containing protein
IPR023184
Domain description: Ubiquinol-cytochrome C reductase hinge domain
Occurring in:
  1. Ubiquinol-cytochrome C reductase hinge domain-containing protein
IPR014349
Domain description: Rieske iron-sulphur protein
Occurring in:
  1. Rieske domain-containing protein
IPR036150
Domain description: Cytochrome b/b6, C-terminal domain superfamily
Occurring in:
  1. Cytochrome b/b6 N-terminal region profile domain-containing protein
IPR016174
Domain description: Di-haem cytochrome, transmembrane
Occurring in:
  1. Cytochrome b/b6 N-terminal region profile domain-containing protein
IPR027387
Domain description: Cytochrome b/b6-like domain superfamily
Occurring in:
  1. Cytochrome b/b6 N-terminal region profile domain-containing protein
IPR011765
Domain description: Peptidase M16, N-terminal
Occurring in:
  1. Peptidase M16 inactive domain protein

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