Table 3.

Coefficient table and summary of fit of the models obtained for specific amino acid production and consumption rates

	pH		pO2	pCO2	pH2	pCO22	pH × pCO2	pH × pO2	R 2	Q 2	MV	RP
q Asp	−0.58		−0.2	−0.25	–	0.67	–	–	0.96	0.82	0.91	0.91
q Glu	–		–	−0.76	–	0.39	–	–	0.76	0.69	0.90	0.66
q Ser	−0.45		–	−0.47	−0.31	−0.22	0.26	–	0.82	0.58	0.90	0.67
q His	−0.36		−0.37	−0.13	−0.29	–	0.37	–	0.75	0.52	0.75	0.71
q Arg	−0.67		−0.59	−0.2	–	−0.2	–	0.24	0.93	0.72	0.79	0.90
q Gly	−0.20		−0.58	0.37	–	–	–	0.42	0.81	0.63	0.52	0.89
q Cys	−0.31		−0.57	–	–	–	–	0.49	0.78	0.70	0.77	0.78
q Val	−0.58		–	0.12	–	−0.49	0.32	–	0.94	0.61	0.57	0.95
q Ile	−0.44		–	0.20	–	−0.31	0.47	–	0.77	0.51	0.33	0.92

q _Gly and q _Cys refer to specific amino acid production and all other amino acids to consumption rates. The coefficients according to the individual factors of the DoE are normalized. Coefficients that are shown in italic are not considered as significant regarding the applied significance level