Payoff phase 0 Oxidative conversion of Glyceraldehyde 3-phosphate(2) HO-CH -CH-C glyceraldehyde 3-phosphate to 2P pyruvate and the coupled formation of AtP and NADH oxidation and 2NAD phosphorylation 2 NADH+H+ 1, 3-Bisphosphoglycerate (2 CHa-CH- first ATP. 2ADP forming reaction (substrate-level 2 ATP phosphorylation) 3. Phosphoglycerate(2) ①-0CH2-CH-c 2-Phosphoglycerate(2) Ho-CH 2H20 Phosphoenolpyruvate (2) second atp 2ADP forming reaction (substrate-level 2 ATP phosphorylation) Pyruvate (2) CH-C 0Payoff Phase ？