Difference between revisions of "E-P excess capacity"
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{{MitoPedia | {{MitoPedia | ||
|abbr=''ExP'' | |abbr=''ExP'' | ||
|description=[[Image:ExP.jpg|60 px|link=Excess E-P capacity|Excess ''E-P'' capacity]] The '''excess ''E-P'' capacity''', ''ExP'', is the difference of the [[ET | |description=[[Image:ExP.jpg|60 px|link=Excess E-P capacity|Excess ''E-P'' capacity]] The '''excess ''E-P'' capacity''', ''ExP'', is the difference of the [[ET capacity]] and [[OXPHOS capacity]], ''ExP'' = ''E-P''. At ''ExP'' > 0, the capacity of the [[phosphorylation system]] exerts a limiting effect on OXPHOS capacity. In addition, ''ExP'' depends on coupling efficiency, since ''P'' aproaches ''E'' at increasing uncoupling. | ||
|info=[[Gnaiger 2014 MitoPathways]] | |info=[[Gnaiger 2014 MitoPathways]] | ||
}} | }} | ||
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[[File:R.jpg |link=ROUTINE respiration]] [[ROUTINE respiration |ROUTINE]], ''R'' | [[File:R.jpg |link=ROUTINE respiration]] [[ROUTINE respiration |ROUTINE]], ''R'' | ||
[[File:E.jpg |link=ET | [[File:E.jpg |link=ET capacity]] [[ET capacity]], ''E'' | ||
[[File:L.jpg |link=LEAK respiration]] [[LEAK respiration |LEAK]], ''L'' | [[File:L.jpg |link=LEAK respiration]] [[LEAK respiration |LEAK]], ''L'' |
Revision as of 15:13, 8 June 2020
Description
The excess E-P capacity, ExP, is the difference of the ET capacity and OXPHOS capacity, ExP = E-P. At ExP > 0, the capacity of the phosphorylation system exerts a limiting effect on OXPHOS capacity. In addition, ExP depends on coupling efficiency, since P aproaches E at increasing uncoupling.
Abbreviation: ExP
Reference: Gnaiger 2014 MitoPathways
MitoPedia concepts:
Respiratory state,
Recommended
MitoPedia topics:
EAGLE
Communicated by Gnaiger E 2010-08-17, edited 2015-01-18.
Excess E-P capacity factor
The apparent excess E-P capacity factor, jExP = ExP/E.
Related terms in Bioblast
OXPHOS, P
ROUTINE, R
ET capacity, E
LEAK, L
ROX, R
- Free OXPHOS capacity, βP = P-L
- Free ROUTINE activity, βR = R-L
- Free ET capacity, βE = E-L
- Excess E-P capacity, ExP = E-P
- Excess E-R capacity, ExR = E-R