Humboldt State University ® Department of Chemistry

Richard A. Paselk

Chemistry 438 - Spring 2010

Fat Metabolism Review

Exercise: Calculate the P/O ratio for the aerobic catabolism of stearate (C=16). Show all work in a table such as we have used in class. return to Study Guide

 Reaction Energy Product Factor Multiplier ATP Equiv.

 O's
FACoA Syn. AMP -2 1 -2
Flavin DH FADH2 1.5 8 12 8
NAD+ DH NADH 2.5 8 20  8

8 AcCoA's to Kreb's TCA Cycle
NADH 2.5 x 3 9 67.5  27
GTP 1 9 9  0
FADH2 1.5 9 13.5  9

Total

120  52

P/O = ATP/O = 120/52 = 2.31

 

©R A Paselk

Last modified 2 May 2010