HUGO ID Detailed Result 2294


HUGO ID 2294
Symbol COX8A
Name cytochrome c oxidase subunit 8A (ubiquitous)
#Occurrence 24
#Paper 3

 


PMID Match String Actual String Score Flanking text Edited by Edit
11679167COXCOX1.4of anoxia on the expression of the nuclear aerobic genes COX indicated the existence of a signalling pathway from the mitochondria 
12618129COXCOX1.2(succinate_amp_#x2013;cytochrome succinate_amp_#x2013 cytochrome c reductase IV (cytochrome cytochrome c oxidase COX and the mitochondrial matrix enzyme citrate synthase (CS) CS were 
12618129COXCOX1.2For example in 143B-derived cybrids COX excess capacity is such that even a stop codon mutation 
12618129COXCOX1.2is such that even a stop codon mutation in a COX subunit can be tolerated up to 40% heteroplasmy before an 
12618129COXCOX1.2Accordingly 5 _amp_#x3bc M KCN a specific inhibitor of COX was added either at the beginning of the assay ( 
12618129COXCOX1.2Because KCN competes with oxygen for the catalytic site on COX KCN inhibition increased to approximately 20% at O 2-50%RA 
12618129COXCOX1.2of the mitochondrial respiratory chain complexes I III II III COX and of the nuclear encoded mitochondrial matrix enzyme citrate synthase 
12618129COXCOX1.2DCFDA and incubated in medium containing increasing concentrations of the COX inhibitor KCN from 0 to 10 _amp_#x3bc M 
12618129COXCOX1.2NADH cytochrome c reductase II III succinate cytochrome c reductase COX cytochrome c oxidase 
17496232COXCOX0.9as resulting from its high-affinity binding to cytochrome oxidase (COX), COX the final electron acceptor ( 19 
17496232COXCOX0.9( 119 mtNOS is bound to mitochondrial PDZ domains of COX ( 57 103 and to complex I ( 57 thus 
17496232COXCOX0.9( 116 142 or from the reduction of nitrite by COX ( 39 
17496232COXCOX0.9( 25 NO reversibly binds to Cu B center of COX and consequently inhibits electron transfer to O 2 and mitochondrial 
17496232COXCOX0.9concentrations 50-100 nM NO inhibits by half the activity of COX ( 108 110 
17496232COXCOX0.9represents a simple competition between NO and O 2 for COX the formation of the complex between COX and NO was 
17496232COXCOX0.9O 2 for COX the formation of the complex between COX and NO was followed by the authors after addition of 
17496232COXCOX0.9The time scale for the inhibition of COX by NO is given by k NOon x NO at 
17496232COXCOX0.9Therefore the fast inhibition of COX by NO is completely compatible with a direct competition between 
17496232COXCOX0.9with a direct competition between NO and O 2 for COX at the steady state and in the presence of NO 
17496232COXCOX0.9Eq 2 which describes a simple linear competitive inhibition of COX by NO with an inhibition constant ( K i given 
17496232COXCOX0.9These calculations are useful for isolated COX although they should be modified to include additional NO effects 
17496232COXCOX0.9Accordingly NO inhibits COX and increases the reduction levels of the components of the 
17496232COXCOX0.9chain including ubiquinol and ubisemiquinone on the substrate side of COX and reacts directly with ubiquinol to produce nitroxyl anion (NO 
17496232COXCOX0.9and cyclin D In this sense very low NO inhibits COX and determines low H 2 O 2 yield