Consider the reaction: FADH2 + ½O2 → H2O + FAD Which of the following best describes the reaction? TARLE 20.1 | Standard Reduction Potentlals for Several Blological Reduction Half Reactions Reduction Half Reaction E" (V) o, + 21 + 2r -H,0 Fe" + Fe?* Cytochrome a,(Fe") + e* → Cytochrome a,(Fe?*) Cytochrome a(Fe") +r→ Cyrochrome a(Fe?*) Cytochrome c(Fe") +r→ Cytochrome c(Fed") Cytochrome q (Fe*") + e¯ → Cytochrome q (Fe?*) COQH* + H* + € + COQH; (coenzyme Q CoQ + 2H° + 2e* → COQH; Cytochrome A(Fe") +e→ Qytochrome h1(Fe?*) Fumarate + 2H + 2e¯ → Succinate CoQ + H' +e -→ COQH" (FAD] + 2H + 2e" → [FADH,] Cytochrome 4 (Fe") + c → Cytochrome 4,(Fe?•) Oxaloacetate + ZH' + 2e¨ → Malate Pyruvate + 21' + 2 Lactate Acetaldehyde + 2H" + 2e¯ -→ Ethanol FMN + 2H + 20" → FMNH; FAD + 2H* + 2e -→ FADH; 1,3-bisphosphoglycerate + 21 + 2e° → Glyceraldehyde-3-phosphate + P, NAD + 2H + 2e → NADH + H NADP + 2H + 2e NADPH + H* a-Ketoglutarate + CO, + 2H* + 2e* → Isocirate Succinate + CO, + 2H* + 2e" -→ a-Ketoglutarate + H,0 0.816 0.771 0.350 0.290 0.254 0.220 0.190 0.060 0.050 0.031 0.030 0.003-0.001 -0.100 -0.160 -0.185 -0.197 -0.219 -0.219 -0.290 -0.320 -0.320 -0.380 -0.670 "Typical values for reduction of bound FAD in flavoproteins such as succinate dehydrogenase. Note that we have shown a number of componens of the electron transport chain individualy. We are going to see them again as pan of complexes. We have also included values for a number of reactions we saw in earlier chapien. +1.035 V; spontaneous O +1.035 V; nonspontaneous -1.035 V; spontaneous O -1.035 V; nonspontaneous
Consider the reaction: FADH2 + ½O2 → H2O + FAD Which of the following best describes the reaction? TARLE 20.1 | Standard Reduction Potentlals for Several Blological Reduction Half Reactions Reduction Half Reaction E" (V) o, + 21 + 2r -H,0 Fe" + Fe?* Cytochrome a,(Fe") + e* → Cytochrome a,(Fe?*) Cytochrome a(Fe") +r→ Cyrochrome a(Fe?*) Cytochrome c(Fe") +r→ Cytochrome c(Fed") Cytochrome q (Fe*") + e¯ → Cytochrome q (Fe?*) COQH* + H* + € + COQH; (coenzyme Q CoQ + 2H° + 2e* → COQH; Cytochrome A(Fe") +e→ Qytochrome h1(Fe?*) Fumarate + 2H + 2e¯ → Succinate CoQ + H' +e -→ COQH" (FAD] + 2H + 2e" → [FADH,] Cytochrome 4 (Fe") + c → Cytochrome 4,(Fe?•) Oxaloacetate + ZH' + 2e¨ → Malate Pyruvate + 21' + 2 Lactate Acetaldehyde + 2H" + 2e¯ -→ Ethanol FMN + 2H + 20" → FMNH; FAD + 2H* + 2e -→ FADH; 1,3-bisphosphoglycerate + 21 + 2e° → Glyceraldehyde-3-phosphate + P, NAD + 2H + 2e → NADH + H NADP + 2H + 2e NADPH + H* a-Ketoglutarate + CO, + 2H* + 2e* → Isocirate Succinate + CO, + 2H* + 2e" -→ a-Ketoglutarate + H,0 0.816 0.771 0.350 0.290 0.254 0.220 0.190 0.060 0.050 0.031 0.030 0.003-0.001 -0.100 -0.160 -0.185 -0.197 -0.219 -0.219 -0.290 -0.320 -0.320 -0.380 -0.670 "Typical values for reduction of bound FAD in flavoproteins such as succinate dehydrogenase. Note that we have shown a number of componens of the electron transport chain individualy. We are going to see them again as pan of complexes. We have also included values for a number of reactions we saw in earlier chapien. +1.035 V; spontaneous O +1.035 V; nonspontaneous -1.035 V; spontaneous O -1.035 V; nonspontaneous
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![Consider the reaction: FADH2 + ½O2 → H2O + FAD
Which of the following best describes the reaction?
Tarle 20.1
| Standard Reduction Potentlals for Several Blological
Reduction Half Reactions
Reduction Half Reaction
E" (V)
0, + 2H* + 26 → H,O
Fe" + Fe**
Cytochrome a,(Fe³") +c → Qyrochrome a(Fe²*)
Cytochrome a(Fe") +€ →Cytochrome a(Fe²*)
Cytochrome c(Fe®") +e → Cytochrome e(Fe?*)
Cytochrome q(Fe*") + e → Cytochrome q(Fe²*)
COQH* + H* + € → COQH; (coenzyme Q)
CoQ + 2H + 2e" → COQH;
Cytochrome A(Fe*) +e →Qr1ochrome hi(Fe²*)
Fumarate + 2H' + 2e → Succinate
CoQ + H' + → COQH"
[FAD] + 2H + 2e → [FADH;]
Cytochrome 4 (Fe**) + e* → Cytochrome 4,(Fe²")
Oxaloacetate + 2H* + 2e¯ → Malate
Pyruvate + 2H + 2e Lactate
Acetaldehyde + 2H* + 2e¯ → Ethanol
FMN + 2H° + 2e" → FMNH;
FAD + 2H* + 20" → FADH;
0.816
0.771
0.350
0.290
0.251
0.220
0.190
0.060
0.050
0.031
0.030
0.003-0.091
-0.100
-0.166
-0.185
-0.197
-0.219
-0.219
1,3-bisphosphoglycerate + 2H* + 2e →
Glyceraldehyde-3-phosphate + P,
NAD + 2H + 2 → NADH +H*
NADP + 2H* + 2e →NADPH + H*
a-Ketoglutarate + Co, + 2H' + 2e¯ → Isocitrate
-0.290
-0.320
-0.320
-0.380
Succinate + CO, + ZH* + 2e¯ →a-Ketoglutarate + H0
-0.670
*Typical values for reduction of bound FAD in flavoproteins such as succinate dehydrogenase.
Note that we have shown a number of components of the electron transport chain individually.
We are going to see them again as part of complexes. We have also included values for a number
of reactions we saw in earlier chapien.
+1.035 V; spontaneous
O +1.035 V; nonspontaneous
O -1.035 V; spontaneous
O -1.035 V; nonspontaneous](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbee75773-c41e-4cef-90e2-9ae9e1fdbf44%2Fb782ab0c-4529-49f7-8e01-f14cd79e835b%2Fjas5w2p_processed.png&w=3840&q=75)
Transcribed Image Text:Consider the reaction: FADH2 + ½O2 → H2O + FAD
Which of the following best describes the reaction?
Tarle 20.1
| Standard Reduction Potentlals for Several Blological
Reduction Half Reactions
Reduction Half Reaction
E" (V)
0, + 2H* + 26 → H,O
Fe" + Fe**
Cytochrome a,(Fe³") +c → Qyrochrome a(Fe²*)
Cytochrome a(Fe") +€ →Cytochrome a(Fe²*)
Cytochrome c(Fe®") +e → Cytochrome e(Fe?*)
Cytochrome q(Fe*") + e → Cytochrome q(Fe²*)
COQH* + H* + € → COQH; (coenzyme Q)
CoQ + 2H + 2e" → COQH;
Cytochrome A(Fe*) +e →Qr1ochrome hi(Fe²*)
Fumarate + 2H' + 2e → Succinate
CoQ + H' + → COQH"
[FAD] + 2H + 2e → [FADH;]
Cytochrome 4 (Fe**) + e* → Cytochrome 4,(Fe²")
Oxaloacetate + 2H* + 2e¯ → Malate
Pyruvate + 2H + 2e Lactate
Acetaldehyde + 2H* + 2e¯ → Ethanol
FMN + 2H° + 2e" → FMNH;
FAD + 2H* + 20" → FADH;
0.816
0.771
0.350
0.290
0.251
0.220
0.190
0.060
0.050
0.031
0.030
0.003-0.091
-0.100
-0.166
-0.185
-0.197
-0.219
-0.219
1,3-bisphosphoglycerate + 2H* + 2e →
Glyceraldehyde-3-phosphate + P,
NAD + 2H + 2 → NADH +H*
NADP + 2H* + 2e →NADPH + H*
a-Ketoglutarate + Co, + 2H' + 2e¯ → Isocitrate
-0.290
-0.320
-0.320
-0.380
Succinate + CO, + ZH* + 2e¯ →a-Ketoglutarate + H0
-0.670
*Typical values for reduction of bound FAD in flavoproteins such as succinate dehydrogenase.
Note that we have shown a number of components of the electron transport chain individually.
We are going to see them again as part of complexes. We have also included values for a number
of reactions we saw in earlier chapien.
+1.035 V; spontaneous
O +1.035 V; nonspontaneous
O -1.035 V; spontaneous
O -1.035 V; nonspontaneous
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