Table S2. Stoichiometry of cell metabolism used in our simulation models. Solutes. Particulates. Reaction. G. E. Xred. Xblue. Rate Expression. Xred Growth. 1. Y.
Table S2. Stoichiometry of cell metabolism used in our simulation models.
A. Neutral Simulations
Solutes Reaction
G
Xred Growth
1 " Y
Xblue Growth !
1 " Y
E
Particulates
Xred
Xblue
1
1
! B. Competition Simulations
G
XE– Growth
1 " Y
XE+ Growth !
1 " Y
Extracellular Enzyme Production!
µmax
[G ] X [G ] + KG red
µmax
[G ] X [G ] + KG blue
! Solutes
Reaction
!
Rate Expression
E
Particulates
XE–
XE+
µmax
[G ] X [G ] + KG E –
1 + B f ([E]) !
µmax
[G ] X [G ] + KG E +
–C !
RE µmax
1 + B f ([E])
1
Rate Expression
[G ] X [G ] + KG E +
# 0, [E] < " f([E]) is a function of local extracellular enzyme concentration, f ([E]) = $ % 1, [E] > " !
