The seven FADH 2 each generate approximately 1.5 ATP, for a total of about 10.5 ATP. If you do not find the exact resolution you are looking for, then go for a native or higher resolution. 8. How many ATP are produced from a 17 carbon fatty acid? The NADH and FADH 2 produced by both beta oxidation and the TCA cycle are used by the mitochondrial electron transport chain to produce ATP . A) pyruvate B) acetyl-CoA C) malate D) lactate 6. Fatty Acid Oxidation Overview. Energy Yield from Fatty Acid Oxidation - CliffsNotes Fatty Acid Reactions - Elmhurst University Each carbon of pyruvate is converted into CO2, which is released as a byproduct of oxidative (aerobic) respiration. The glycerol backbone of the TAG will also be oxidized. There are three fatty acids in each triglyceride. Oxidation of a fatty acid with 17 atoms of carbon. 1NADH = 2.5 ATP, 6NADH = 15 ATP. 5. oxidation of a 15-carbon fatty acid produces at least one propionyl-CoA. Create. What you will do Activity 5.2 1. -Subtract 2 ATP that were used in the initial activation of the fatty acid. Answer (1 of 8): 38 ATP 1.Glycolysis ATP=2+2NADH 2 (2×3ATP) =6ATP) 2+6=8ATP)=TOTAL YIELD =8ATP 2.Oxidative decarboxylation 2NADH2 (2×3ATP)=6ATP= TOTAL YIELD= 6ATP Kerb's cycle. Complete catabolism of the 3-C remnant of a 15-C fatty acid requires some citric acid cycle enzymes The final round of beta-oxidation for a 13-C saturated fatty acid yields acetyl CoA and propionyl CoA, a 3-C fragment. Download a PDF version of the fatty acid beta-oxidation pathway Nov 13, 2007. Thus, the total ATP produced can be calculated as follows: Therefore, the total ATP yield of oxidation of palmitic acid is 106 ATP. -Subtract 2 ATP that were used in the initial activation of the fatty acid. c. Biotin is needed for metabolism of fatty acids with odd number of carbon atoms. How many ATP are produced from fatty acid oxidation? Question : Beta oxidation of a 12 carbon fatty acid produces 6 molecules of Acetyl-CoA, 5 NADH, and 5 FADH2. This would be a good time to remember that single ATP that was needed to get the fatty acid spiral started. How many net ATP are produced in the conversion of one glucose molecule to two lactate molecules? Fatty acid metabolism and acyl-CoA synthetases in the ... The first two stages of fatty acid oxidation produce the reduced electron carriers NADH and FADH 2, which in the third stage donate electrons to the mitochondrial respiratory chain, through which the electrons are carried to oxygen (Fig. Complete oxidation of one palmitate molecule (fatty acid containing 16 carbons) generates 129 ATP molecules. When one palmitoyl-CoA is oxidized, seven FADH 2, seven NADH, and eight acetyl-CoA are formed. Biochem Exam 2 Quiz 5 Fatty Acids Flashcards | Quizlet NET ATP from Fatty Acid Spiral = 35 - 1 = 34 ATP a. The ATP yield of PEP is 1 ATP + 1 NADH + 3 NADH + 1 FADH 2 + 1 ATP = 1 + 1 x 2,5 + 3 x 2,5 + 1 x 1,5 + 1 = 13,5 ATP. Lipid Metabolism Summary - Elmhurst University In each cycle, fatty acyl-CoA releases two carbon atoms to form acetyl-CoA, which will join the TCA cycle to generate NADH and FADH 2 required for ATP production (Fig. More specifically, beta oxidation consists in breaking down long fatty acids that have been converted to acyl-CoA chains into progressively smaller fatty acyl-CoA chains. Additionally, the Beta-oxidation has produced 1 Propionyl CoA. Fatty acid beta oxidation | Abcam Fermentation is less efficient at using the energy from glucose: only 2 ATP are produced per glucose, compared to the 38 ATP per glucose nominally produced by aerobic respiration. Activation -2 ATP. 1A). Due to the tissue-specific expression pattern, FATP4, FABPpm, FABP-I, CD36 are main types in the intestine and FATP5, FABPpm, FABP-L, CD36 are major types in the liver. Oxidation of a fatty acid with 17 atoms of carbon | The ... ATP can be produced by a number of distinct cellular processes; the three main pathways in eukaryotes are (1) glycolysis, (2) the citric acid cycle/oxidative phosphorylation, and (3) beta-oxidation. A). How many net number of ATP molecules are produced from ... How many ATP are produced from a 17 carbon fatty acid? How is propionyl CoA converted to ... - FindAnyAnswer.com It is a conjugate acid of a margarate. Best Answer. 7 acetyl coA + 1 propionyl coA. Oxidation of a fatty acid with 17 atoms of carbon. 2004-09-16. How many ATP are produced from a 20 carbon fatty acid? In addition, the acetyl CoA which is produced is feed mostly into the citric acid cycle. Oxidation of a fatty acid with 17 atoms of carbon. Beta oxidation of monounsaturated fatty acid involves most of the reactions same as found in beta oxidation of saturated fatty acid. atp produced from 18 carbon fatty acid is important information accompanied by photo and HD pictures sourced from all websites in the world. The first two stages of fatty acid oxidation produce the reduced electron carriers NADH and FADH 2, which in the third stage donate electrons to the mitochondrial respiratory chain, through which the electrons are carried to oxygen (Fig. 16-7). Length of fatty acids. FADH2 2 → 4 ATP 8 9 17 → 34 ATP Total 38 ATP 146 ATP Breakdown of a fatty acid requires activation to the acyl-CoA, a process that costs two ATP equivalents. #1. A 32 carbon fatty acid which undergoes complete beta-oxidation assuming that the fatty acid is fully saturated will pass through the beta-oxidation cycle 14 times to produce the following: 15 molecules of acetylCoA, 14 molecules of FADH₂, and 14 molecules of NADH. Experimental studies have provided evidence for the decline of fatty acid utilization during HF (Fig. Energetic balance of the total (and I mean total) oxidation of a fatty acid with an odd number of carbons. About 1200 ATP molecules are ultimately produced per 20-carbon fatty acid oxidized. C) The free fatty acid must be carboxylated in the β position by a biotin-dependent reaction before The same number of carbons from glucose (three glucose molecules) would also produce 90 ATP. It has a role as a mammalian metabolite, a Daphnia magna metabolite and an algal metabolite. A) About 1,200 ATP molecules are ultimately produced per 20 - carbon fatty acid oxidized. -Subtract 2 ATP that were used in the initial activation of the fatty acid. Besides energy yield, the fatty acyl-CoA chain becomes two carbons shorter with each cycle. -Multiply the number of rounds x 5 ATP/round. Overview of Fatty Acid Beta Oxidation: . The final ATP count from fatty acid oxidation will be 276 ATP, calculated by multiplying 3 by 92. Considering an average production of 3 ATP/NADH and 2 ATP/FADH2 using the . similarly, due to presence of two or more double bonds, beta oxidation of poly unsaturated fatty acid requires two additional enzymes- enoyl coA isomerase . Also, how many ATP are produced in fatty acid oxidation? Fatty acid β-oxidation is the process by which fatty acids are broken down to produce energy. This reaction releases acetyl-CoA, FADH2 and . Oxidation of a fatty acid with 17 atoms of carbon. Cycles of B-oxidation are (n/2)-1 for FADH2 and NADH. The seven NADH each generate about 2.5 ATP, for a total of about 17 . Fatty acid is broken into 2-carbon compound with coenzyme A called acetyl CoA that enters the Kreb's Cycle. B) One FADH2 and two NADH are produced for each acetyl-CoA. occur in the mitochondria and thus are closely associated with the electron transport chain to produce energy in the form of ATP. 7 rounds x 5 ATP/ round = 35 ATP 3. -Subtract 2 ATP that were used in the initial activation of the fatty acid. The 18-carbon fatty acid is fragmented into 9 2-carbons resulting in 9 AcetylCoAs. The conversion of Propionyl CoA to Succinyl CoA, as described in a former post, will consume 1 ATP (Consider -1 ATP). A) About 1,200 ATP molecules are ultimately produced per 20-carbon fatty acid oxidized. Complete oxidation of one palmitate molecule ( fatty acid containing 16 carbons) generates 129 ATP molecules. 1 B) 2 C) 4 D) 8 5. 9 acetyl co-A --> 9 GTP, 67,5 ATP from 27 NADH, 13,5 ATP from 9 FADH2. -Multiply the number of Acetyl CoA x 12 ATP/Acetyl CoA. An overview of fatty acid oxidation is provided in Figure 1. Thus, the total ATP generated from the oxidation of 14 carbon fatty acid is 92. Number of produced Acetyl CoA: 7 Acetyl CoA. Subsequently, one may also ask, how many ATP are produced from acetyl CoA? 2. 17 C fatty acid: Generates 1 Propionyl-CoA + Generates 7 Acetyl-CoA + Undergoes 7 cycle of beta-oxidation - 2 ATP for FA activation • cis-Vaccenic acid (18:1acid (18:1 n−−7) • A saturated, 16-carbon fatty acid (palmitate) produces the following in 7 cycles: 1. How many ATP are produced from a 17 carbon fatty acid? Since one of the major difference of the process is in unsaturated fatty acids, normal $\beta$-oxidation rounds will occur until the unsaturation . C) The free fatty acid must be carboxylated in the β position by a biotin-depe …. 17) During glycolysis, when glucose is catabolized to pyruvate, most of the energy of glucose is . Fatty acids are classified in many ways: by length, by saturation vs unsaturation, by even vs odd carbon content, and by linear vs branched. The 14 carbon-CoA molecule repeats steps 1-4 and finishes as 12 carbon-CoA plus . How many acetyl CoA molecules are produced from the fatty acid? For example, an 18 Carbon fatty acid (stearic acid) yields 146 ATPs, while a 20 Carbon fatty acid will yield 163 ATPs. 1B). minus 2 ATP to start beta-oxidation. 2ATP+6NADH2 (6×3ATP=18ATP)+2FADH2( 2×2ATP=4ATP)=2+18+4= TOTAL YIELD IN KERB CYCLE =24ATP TOTAL YIELD of 8+6+24 = 38A. It is a long-chain fatty acid and a straight-chain saturated fatty acid. Thus, the ATPs produced are: 7 × 5 + 8 × 12 = 35 + 96 = 131 Two ATP equivalents were used to activate the fatty acid, leading to a total energy yield of 129 ATPs, over three times the amount of energy obtained from metabolizing a single molecule of glucose. In reality, the equivalent of about 12 to 16 ATPs is produced in each beta-oxidation cycle. How many ATP are produced from a 17 carbon fatty acid? Oxidation of a fatty acid with 17 atoms of carbon. butyric acid). A. ATP B. SAM C. TPP D. GMP Answer: D QUESTION: 37 The end product of the TCA cycle produces _ NADH A. How many net ATP are produced in the conversion of one glucose molecule to two lactate molecules? How many ATP are produced from a 17 carbon fatty acid? Total ATP = 70+15+9-2 =92 ATP. -Multiply the number of rounds x 5 ATP/round. How many ATP are produced from an 18 carbon fatty acid? It requires 8 rounds of beta oxidation to produce 9 acetyl-CoA from an 18-carbon fatty acid. Phosphorylation by glycerol kinase (requires 1 ATP) 2. 7 rounds x 5 ATP/round = 35 ATP. In the human body: (a) acetyl CoA is readily converted to glucose (b) brain cells use fatty acids as the major source of carbon nutrients (c) acetyl CoA cannot be converted to glucose (d) fatty acids are poor sources of cellular energy 31. From 18 carbon fatty acid , there will be 9 two- carbons. (2X4=8 ATP also 8 FADH2s) Then it enters the ETC resulting in 34 ATPs per 2 FADH2s. 16/2=8 8*10=80 16/2-1=7 7*1.5=10.5 Carbon skeletons for amino acid biosynthesis are supplied by intermediates of the citric acid cycle. Multiply by ATP equivalents:1.5 per FADH2, 2.5 per NADH by 2.5, and 10 per Acetyl-CoA. When considering the ATP yield of fatty acids it's important to remember that for a fatty acid to enter beta oxidation a -CoA group must be attached to this fatty acid. Isomerization of citrate to isocitrate is catalyzed by the enzyme . b) Two of the three statements are true. The ATP generated in this process is made by substrate-level phosphorylation, which does not require oxygen. Best Answer. Beta oxidation is a metabolic process involving multiple steps by which fatty acid molecules are broken down to produce energy. a value of 31 ATP molecules, then on a weight basis, we find that 0.17 molecules of ATP and 0.41 molecules of ATP are formed when one gram of glucose and one gram of palmitic acid are completely oxidised, respectively. A single C 18 fatty acid is broken into 9 acetyl-CoA which by way of the TCA cycle and electron transport chain produces 90 ATP. (a) fatty acid spiral (b) citric acid cycle (c) respiratory chain (d) glycolytic pathway 30. B) One FADH2 and two NADH are produced for each acetyl-CoA. Activation of the free fatty acid requires the equivalent of two ATPs. (4X34=134 ATP) 134 + 8 = 144 TOTAL ATPs. e. Catabolism of propionyl-CoA proceed through its carboxylation. 16. -Multiply the number of Acetyl CoA x 12 ATP/Acetyl CoA. Download this image for free in High-Definition resolution the choice "download button" below. #11. avishkar1984 said: odd chain fatty acids break down to give acetyl coA + propionyl coA. From 14 carbon fatty acid, 7x17 = 119 ATP molecules. Number of rounds in Beta-Oxidation: (17/2) - 1.5 = 8.5 -1.5 = 7. -Multiply the number of rounds x 5 ATP/round. A) pyruvate B) acetyl-CoA C) malate D) lactate 6. Therefore subtract it now. This is called β-C (i.e., C atom No.3) of the fatty oxidized during this process. Answer: It is the most common question that is asked in the biochemistry related to the beta oxidation of fatty acids. What molecule initiates the citric acid cycle by reacting with oxaloacetate? Which of the following is (are) true of the oxidation of 1 mol of palmitate (a 16-carbon saturated fatty acid; 16:0) by the beta-oxidation pathway, beginning with the free fatty acid in the cytoplasm? The overall process of oxidizing glucose to carbon dioxide , the combination of pathways 1 and 2, known as cellular respiration , produces about 30 . Isomerization of citrate to isocitrate is catalyzed by the enzyme . Number of turns of fatty acid spiral = 8-1 = 7 turns. Suppose the fatty acid that contains 30 carbon atoms is cut into 2-carbon compound acetyl CoA. And I've calculated these numbers based on counting up how many NADH and FADH2 molecules are produced at each step and then multiplying that by a conversion factor and the commonly accepted conversion factor is that they're about 2.5 ATP per molecule of NADH produced and 1.5 ATP per FADH2, but the big point that I really wanna drive home here . It is widely recognized that several fatty acid transport proteins cooperate synergistically to accomplish the process of fatty acid transport (Figure (Figure1). Oxidation of a fatty acid with 17 atoms of carbon. -Subtract 2 ATP that were used in the initial activation of the fatty acid. -Multiply the number of Acetyl CoA x 12 ATP/Acetyl CoA. ATP yield of fatty acids. so, if u hv a 17 carbon fatty acid, it will give. Fatty acid oxidation, also known as beta-oxidation, is the metabolic pathway of fatty acid breakdown for energy production. ( (18/2)-1) = 8. Oxidation by glycerol-3-phosphate dehydrogenase (yields 1 NADH = 3 ATP) Every acetyl-CoA yields 3 NADH + 1 FADH2 + 1 GTP (=ATP) during Krebs cycle. Activation of the fatty acid to Acyl CoA = -2 ATP Number of rounds in the Beta oxidation (17/2) -1.5 = 8.5-1.5 = 7. 1. (2) Two products of the initial turn of the fatty acid spiral are acetyl CoA and a fatty acid that contains two more carbon atoms than the reactant fatty acid. ; Medium-chain fatty acids (MCFA) are fatty acids with aliphatic tails of 6 to 12 carbons, which can form medium-chain . -Subtract 2 ATP that were used in the initial activation of the fatty acid. Oxidation of a fatty acid with 17 atoms of carbon. -Multiply the number of Acetyl CoA x 12 ATP/Acetyl CoA. The NADH and FADH2 produced by both fatty acid β-oxidation and the TCA cycle are used by the electron transport chain to produce ATP. 80 to 96 ATP + 28 to 35 ATP - 2 ATP = 106 ATP (new concept) to 129 ATP (old concept) 2. B) One FADH2 and two NADH are produced for each acetyl-CoA. Fatty acids are an important fuel for the generation of cell energy in the form of adenosine triphosphate (ATP). 4. oxidation of an 18-carbon fatty acid produces six molecules of propionyl-CoA. In the last repetition, a 4-carbon fatty acyl-CoA (butyryl-CoA) is cleaved to two acetyl-CoAs. See Answer. So basically if we tali about the energetic terms one molecule of palmitic acid goes through beta oxidation through a series of process that involves first oxidation then hydrola. Subtract 2 ATP from . 12 ATP from 12 FADH2. Coupled to this flow of electrons is the phosphorylation of ADP to ATP, to be described in Chapter 18 . B) One FADH2 and two NADH are produced for each acetyl-CoA. 1). 12 ATP from 12 FADH2. 1,200 ATP molecules A) About 1,200 ATP molecules are ultimately produced per 20-carbon fatty acid oxidized. These enter the Kreps cycle resulting in 2 ATPs per 2 AcetylCoAs. Various steps of this process are as follows: (i) The first step involves the activation of fatty acid in the presence of ATP and enzyme thiokinase. The given triglyceride molecule has 18 carbon fatty acid, 14 carbon fatty acid, and 12 carbon fatty acid. SCoA) molecules from the caboxyl end of fatty acid. 1 B) 2 C) 4 D) 8 5. How many ATP are produced from a 17 carbon fatty acid? Inorganic pyrophosphate (PPi) is produced. -Multiply the number of Acetyl CoA x 12 ATP/Acetyl CoA. 8 acetylcoa => 8 rounds of TCA and each round = 10 ATP so => 80 ATP. each acetyl coA yields 12 atps and hence 7 will yield 84 atps. From studying $\beta$-oxidation of free fatty acids, I've learned how to compute for the ATP equivalence of even-chain and odd-chain free fatty acids.. What really bothers me now is how to compute for the ATP equivalence of an unsaturated fatty acid. Figure 1. The glycerol can be converted to DHAP through two steps: 1. So, 9x17 ATP = 153 ATP molecules. Fatty acids with an odd number of carbons in their chains require a means of handling the three-carbon propionyl CoA that is the final fragment produced by beta-oxidation of such a chain: The first step is carboxylation by the biotin-dependent propionyl CoA carboxylase in an ATP-requiring reaction. D) 1 acetyl-CoA (x 12 ATP) = 12 ATP; Total = 2 + 3 + 12 = 17 ATP; However, the theoretical ATP yield is higher than the real ATP yield. 3. How many ATP are produced from a 17 carbon fatty acid? b. Fatty acid with odd number of carbons can produce propionyl-CoA. 2 ATP has been consumed in the activation of fatty acid. Coupled to this flow of electrons is the phosphorylation of ADP to ATP, to be described in Chapter 18 . the propionyl coA gets converted into succinyl coA which is an intermediate in the TCA cycle. 1 Acetyl CoA gives 10 molecules of ATP then 7 acetyl CoA gives 70 molecules of ATP. minus 2 ATP to start beta-oxidation. a) All three statements are true. 3 B. B) One FADH2 and two NADH are produced for each acetyl-CoA. The NADH and FADH 2 produced by both beta oxidation and the TCA cycle are used by the mitochondrial electron transport chain to produce ATP. Catabolism of fatty acids proceed through formation of pyruvate. 2021-12-11. ATP from fatty acid spiral = 7 turns and 5 per turn = 35 ATP. . 1. cis-9-heptadecenoic acid is a 17-carbon, monounsaturated fatty acid with an unsaturated double bond at the 9th carbon.It is thought to be a minor component of milk fats. For each fatty acid, 92 ATP are produced. How many molecules of ATP will be produced, from beta oxidation of this fatty acid? Answer: B Topic: Concept 9.2 . Oxidation of a fatty acid with 17 atoms of carbon. Copy. Oxidation of a fatty acid with 17 atoms of carbon. Short-chain fatty acids (SCFA) are fatty acids with aliphatic tails of five or fewer carbons (e.g. = 1.5 ATP, = 9 ATP. For the 18-carbon fatty acid stearic acid, eight spirals of the b-oxidation pathway, resulting in nine acetyl-CoA, eight NADH, and eight FADH2, follow the activation step. A) About 1,200 ATP molecules are ultimately produced per 20-carbon fatty acid oxidized. A 16-carbon fatty acid will yield 8 molecules of acetyl-CoA after complete beta oxidation (16/2 = 8). Calculate how many ATP can be generated from the b-oxidation of cis-9-heptadecenoic acid.Show all of the details of your calculation/rationale in your response. -Multiply the number of rounds x 5 ATP/round. d. Most of fatty acids is stored in the form of triacylglycerides. 20 ATP from 8 NADH. 7 FADH 2molecules 3. Cycles for Acetyl-CoA are (n/2). C) The free fatty acid must be carboxylated in the β position by a biotin-dependent reaction before the process of β oxidation commences. Copy. 8 two-carbon acetyl CoA units àto citric acid cycle 2. Compare that to the 36-38 ATPs that are generated by the oxidation of 1 molecule of glucose. However, an extra enzyme enoyl coA isomerase is needed. 2,3, and 5. Answer (1 of 3): lets do the math… 18C fatty acid = 9 Acetyl CoA + 9 NADH + 9 FADH2 1 Acetyl CoA = 3 NADH + 1 FADH2 + 1 GTP 9 Acetyl CoA = 27 NADH + 9 FADH2 + 9 GTP in total complete breakdown of 18C fatty acid = 36 NADH + 18 FADH2 + 9GTP 1 NADH in electron transport chain = 2.5 ATP, aproxim. 2. The following fatty acid, in which the indicated carbon is labeled with 14C is fed to an animal: A) About 1200 ATP molecules are ultimately produced per 20-carbon fatty acid oxidized. A fatty acid is derived from fat. How many ATP are produced from 1 triglyceride? The NADH and FADH 2 produced by both beta oxidation and the TCA cycle are used by the mitochondrial electron transport chain to produce ATP . NADH serves as an electron carrier. How many rounds of beta oxidation are needed to break down the pictured fatty acid? During starvation Assuming Lauric acid (12:0), then 78 ATP First, it costs 2 ATP to add CoA to the fatty acid, giving lauroyl-CoA. Fatty Acid Fatty Acid CharacteristicsCharacteristics)Monounsaturated fatty acids: Examples • PalmitoleicPalmitoleic acid acid(16:116:1 n n−7) which has 16 carbon atoms with the first double bond occurring 7 carbon atoms away from the methyl group (and 9 carbons from the carboxyl end). Heptadecanoic acid is a C17 saturated fatty acid and trace component of fats in ruminants. Furthermore, how many ATP are produced from a 17 carbon fatty acid? B) One FADH2 and two NADH are produced for each acetyl-CoA. View the full answer. 9 acetyl co-A --> 9 GTP, 67,5 ATP from 27 NADH, 13,5 ATP from 9 FADH2. Mar 11, 2017. 7 NADH molecules CHAPTER 13:Lipids: Structure and Function ENERGY YIELD IN b-OXIDATION The number of b-oxidation cycles is half the total number of carbon atoms minus one, because the So, in terms of production and consumption of ATP of ATPs, the oxidation of a 17-carbons fatty acid will show the following energetic balance: Activation of a fatty acid to Acyl CoA = -2 ATP. Even chained saturated fatty acids are oxidized to acetyl-CoA in the beta-oxidation pathway. A). Beta oxidation of a 12 carbon fatty acid produces 6 molecules of Acetyl-CoA, 5 NADH, and 5 FADH2. 20 ATP from 8 NADH. FADH2 serves as an electron carrier. Which 3. Option 4. (3) Fatty acids produced through lipogenesis cannot contain more than fourteen carbon atoms. Each round of oxidation yields 1 NADH and 1FADH2 (4ATP/round) => 4*7 rounds = 28ATP. CoASH is consumed and COA derivative of fatty acid is produced. Thus, the ratio of the yield of ATP per gram of palmitic Fatty acids are the primary source of energy for the heart (i.e., the cardiac muscle) and skeletal muscle during rest or moderate physical activity. How many ATP are produced from fatty acid oxidation? Donate here: http://www.aklectures.com/donate.phpWebsite video: http://www.aklectures.com/lecture/atp-yield-in-fatty-acid-oxidationFacebook link: https://www. 6 molecules of ATP are used and 6 molecules of ATP are produced. 16-7). b. -Multiply the number of rounds x 5 ATP/round. C) The free fatty acid must be carboxylated in the position by a biotin-dependent reaction before the process of -oxidation commences. Therefore, total yield of ATP from the C15 fatty acid is: -2+34+15+51-1+21 = 118 ATP. What molecule initiates the citric acid cycle by reacting with oxaloacetate? Secondly, how many ATP are produced from a 17 carbon fatty acid? 4 C. 5 D. 6 Answer: A QUESTION: 38 How many ATP are required to transform pyruvate into glucose? So, in total, for 2 carbons, 2+3+(3x3)+2+1 = 17 ATP molecules. See Answer. The net result of the oxidation of one mole of oleic acid (an 18-carbon fatty acid) will be 146 moles of ATP (2 mole equivalents are used during the activation of the fatty acid), as compared with 114 moles from an equivalent number of glucose carbon atoms. If we had a 17 carbon fatty acid we would get 8 acetyl coa that would follow 7 rounds of beta oxidation + 1 propionyl coa.

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