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F1F0 ATPase (respiratory complex 5, ATP synthase)

Function: - mitochondrial membrane F1F0 ATPase produces ATP from ADP in the presence of a proton gradient across the membrane which is generated by electron transport complexes of the respiratory chain Structure: - F-type ATPases consist of two structural domains F1-ATPase - containing the extramembraneous catalytic core & F0 - containing the membrane proton channel, linked together by a central stalk & a peripheral stalk - during catalysis, ATP synthesis in the catalytic domain of F1-ATPase is coupled via a rotary mechanism of the central stalk subunits to proton translocation via F0

Interactions

molecular events

Related

electron transport

General

electrogenic H+ ATPase or proton pump electron transport enzyme F-type ATPase molecular complex

Properties

COMPARTMENT: inner mitochondrial membrane mitochondrial matrix STATE: active state SUBUNITS: coupling factor 0 (F0, CF0) F1 ATPase

Database Correlations

Kegg map/map00193 ENZYME 3.6.1.34

References

  1. Molecular Cell Biology (2nd ed) Darnell J; Lodish H & Baltimore D (eds), Scientific American Books, WH Freeman, NY 1990, pg 597
  2. UniProt :accession P00846
  3. Wikipedia, ATP synthase http://www.en.wikipedia.org/wiki/ATP_synthase

Components

coupling factor 0 (F0, CF0) coupling factor 1 or F1 ATPase