Proton leak

high-resolution terminology - matching measurements at high-resolution

Proton leak

Description

Flux of protons driven by the protonmotive force across the inner mt-membrane, bypassing the ATP synthase and thus contributing to LEAK respiration. Proton leak-flux depends non-linearly (non-ohmic) on the protonmotive force. Compare: Proton slip.

Reference: BEC 2020.1, Gnaiger 2020 BEC MitoPathways, Gnaiger 2018 EBEC2018

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Specific

» Artefacts by single dose uncoupling

» ATP synthase

» CCCP

» Coupling-control protocol

» DNP

» Dyscoupled respiration

» FCCP

» Is respiration uncoupled - noncoupled - dyscoupled?

» Noncoupled respiration: Discussion

» Uncoupler

» Uncoupled respiration - see » Noncoupled respiration

» Uncoupling proteins

» Uncoupling protein 1

» Uncoupler titrations - Optimum uncoupler concentration

Respiratory states and control ratios

» Biochemical coupling efficiency

» Coupling-control state

» Electron-transfer-pathway state

» Electron-transfer pathway

ET capacity

» E-L coupling efficiency

» Flux control efficiency

» Flux control ratio

» LEAK-control ratio

» LEAK respiration

» Noncoupled respiration

» OXPHOS

» OXPHOS capacity; » State 3

» OXPHOS-control ratio, P/E ratio

» Respiratory acceptor control ratio

» ROUTINE-control ratio

» ROUTINE respiration

» ROUTINE state

» State 3u

» State 4

» Uncoupling-control ratio UCR

Gnaiger E et al ― MitoEAGLE Task Group (2020) Mitochondrial physiology. Bioenerg Commun 2020.1. https://doi.org/10.26124/bec:2020-0001.v1
Gnaiger E (2020) Mitochondrial pathways and respiratory control. An introduction to OXPHOS analysis. 5th ed. Bioenerg Commun 2020.2. https://doi.org/10.26124/bec:2020-0002

General (alphabetical order)

» Adenine nucleotide translocase

» Adenylates

» Electron transfer pathway

» Mitochondrial preparations

» mt-membrane potential

» Oxygen flux

» Phosphorylation system

» Proton leak

» Proton slip

» TIP2k

Other keyword lists