Cytochrome f: Difference between revisions

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<StructureSection load='1ctm' size='450' side='right' caption='Turnip heme-containing cytochrome f (PDB entry [[1ctm]])' scene='48/484838/Cv/8'>
<StructureSection load='1ctm' size='350' side='right' caption='Turnip heme-containing cytochrome f (PDB entry [[1ctm]])' scene='48/484838/Cv/8'>


'''Cytochrome f''' (Cytf) is the largest subunit of the cytochrome b6f complex.  This complex transfers electrons from plastocyanin to the two reaction center complexes of oxygenic photosynthetic membranes.<ref>PMID:7631417</ref>
'''Cytochrome f''' (Cytf) is the largest subunit of the cytochrome b6f complex.  This complex transfers electrons from plastocyanin to the two reaction center complexes of oxygenic photosynthetic membranes.<ref>PMID:7631417</ref>

Revision as of 18:21, 19 October 2017


Cytochrome f (Cytf) is the largest subunit of the cytochrome b6f complex. This complex transfers electrons from plastocyanin to the two reaction center complexes of oxygenic photosynthetic membranes.[1]


Structural highlights

The cytochrome b6f complex contains 4 subunits: Cytf, Cytb6, Rieske iron-sulfur protein and subunit IV. Cytf has an internal chain of water molecules conserved in all its 3D structures. The water chain is assumed to be a proton wire.

in Turnip cytochrome f

(PDB entry 1ctm).

Turnip heme-containing cytochrome f (PDB entry 1ctm)

Drag the structure with the mouse to rotate

3D structures of cytochrome f3D structures of cytochrome f

Updated on 19-October-2017

ReferencesReferences

  1. Prince RC, George GN. Cytochrome f revealed. Trends Biochem Sci. 1995 Jun;20(6):217-8. PMID:7631417

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Michal Harel, Alexander Berchansky, Joel L. Sussman