Table 6.

Amino acid (AA) profiles and protein concentration in yeast autolysates by high-pressure liquid chromatography, adapted from [32].

	Yeast Species
		S. cerevisiae	S. stipitis
Concentration of dry mass (% w/w)		5.62 ± 0.05	6.40 ± 0.06
Protein Content (g per 100 g of dry mass lysate)		0.54 ± 0.05	0.59 ± 0.01
Concentration of free amino acids (g per 100 g of dry mass lysate)
Essential AA	Threonine	1.09 ± 0.07	2.44 ± 0.23
	Valine	1.76 ± 0.14	1.91 ± 0.18
	Leucine	2.76 ± 0.15	2.50 ± 0.23
	Isoleucine	1.91 ± 0.15	1.81 ± 0.17
	Methionine	0.78 ± 0.05	0.74 ± 0.06
	Lysine	2.38 ± 0.17	2.35 ± 0.23
	Phenylalanine	1.64 ± 0.12	1.55 ± 0.14
	Histidine	0.86 ± 0.08	0.84 ± 0.07
	Sum	13.18	14.14
Conditionally essential AA	Arginine	5.03 ± 0.35	1.29 ± 0.11
	Cystine	1.39 ± 0.01	1.33 ± 0.08
	Glycine	1.69 ± 0.11	1.18 ± 0.11
	Proline	2.06 ± 0.11	1.20 ± 0.10
	Tyrosine	1.58 ± 0.14	1.55 ± 0.15
	Sum	11.75	6.55
Non-essential AA	Glutamine	2.46 ± 0.20	3.25 ± 0.32
	Serine	11.28 ± 0.72	9.87 ± 0.96
	Asparagine	3.59 ± 0.27	3.69 ± 0.33
	Alanine	2.71 ± 0.25	2.72 ± 0.25 f
	Sum	20.04	19.53
Total sum		44.97	40.22