# Bi Steric Mass Action¶

IS_KINETIC

Selects kinetic or quasi-stationary adsorption mode: 1 = kinetic, 0 = quasi-stationary. If a single value is given, the mode is set for all bound states. Otherwise, the adsorption mode is set for each bound state separately.

 Type: int Range: {0,1} Length: 1/NTOTALBND
BISMA_KA

Adsorption rate constants in state-major ordering

Unit: $$m_{MP}^{3}~m_{SP}^{-3}~s^{-1}$$

 Type: double Range: $$\ge 0$$ Length: NSTATES $$\cdot$$ NCOMP
BISMA_KD

Desorption rate constants in state-major ordering

Unit: $$s^{-1}$$

 Type: double Range: $$\ge 0$$ Length: NSTATES $$\cdot$$ NCOMP
BISMA_NU

Characteristic charges $$\nu_{i,j}$$ of the $$i$$th protein with respect to the $$j$$th binding site type in state-major ordering

Unit: $$s^{-1}$$

 Type: double Range: $$\ge 0$$ Length: NSTATES $$\cdot$$ NCOMP
BISMA_SIGMA

Steric factors $$\sigma_{i,j}$$ of the $$i$$th protein with respect to the $$j$$th binding site type in state-major ordering

Unit: $$s^{-1}$$

 Type: double Range: $$\ge 0$$ Length: NSTATES $$\cdot$$ NCOMP
BISMA_LAMBDA

Stationary phase capacity (monovalent salt counterions) of the different binding site types $$\lambda_j$$

Unit: $$mol~m_{SP}^{-3}$$

 Type: double Range: $$\ge 0$$ Length: NSTATES
BISMA_REFC0

Reference liquid phase concentration for each binding site type or one value for all types (optional, defaults to $$1.0$$)

Unit: $$mol~m_{MP}^{-3}$$

 Type: double Range: $$\gt 0$$ Length: {1,NSTATES}
BISMA_REFQ

Reference solid phase concentration for each binding site type or one value for all types (optional, defaults to $$1.0$$)

Unit: $$mol~m_{SP}^{-3}$$

 Type: double Range: $$\gt 0$$ Length: {1,NSTATES}