Table II.

Model-generated metabolic fluxes through the Cho synthesis pathway for ³³P-EA, ³³P-MME, and [¹⁴C]formate labeling experiments

Flux	33P-MME		33P-EA	[14C]Formate		Meana (se)
	Expt. 1	Expt. 2	Expt. 1	Expt. 1	Expt. 2
	pmol min−1 g−1 fresh wt
K1	–	–	90	104	104	99  (4)
K2	240	200	75	92	92	140  (33)
K3	220	150	67	80	80	119  (29)
K4	820	820	800	780	780	800  (8)
K5	400	400	490	380	380	410  (18)
K6	350	350	220	320	320	312  (21)
K7	350	350	220	–	–	307  (35)
K8	370	370	240	340	340	332  (21)
K9	20	20	20	20	20	20  (0)
K10	260	240	240	150	150	208  (24)
K11	20	30	8	12	12	16  (3)
K12	20	30	8	12	12	16  (3)
K13	20	30	8	12	12	16  (3)
K14	40	60	16	24	24	33  (7)
K15	–	–	50	110	110	90  (13)
K16	–	–	0	80	80	53  (21)

Each numbered K value represents a metabolic flux from Figure 2. Fluxes in and out of storage pools are given in the text.

^aMean of model output values from all the labeling experiments.