Table 2 Comparison of amino acid compositions of two varieties of Genoderma lucidum

Amino acids (mg/g)	Type of fruiting body
	Round	Nokgak
	Non-essential amino acids
Aspartic acid	3.47±0.441)^b2)	5.54±0.60^a
Serine	2.30±0.36^b	3.15±0.42^a
Glutamic acid	3.64±0.40^b	5.63±0.65^a
Proline	1.85±0.11^b	2.56±0.19^a
Glycine	2.21±0.38^b	3.11±0.26^a
Alanine	2.60±0.32^b	3.89±0.39^a
Cystine	ND³⁾	ND
Tyrosine	ND	ND
Arginine	1.63±0.19^b	2.65±0.46^a
Total	17.70±0.89^b	26.53±1.33^a
Essential amino acids
Threonine	2.45±0.35^b	3.61±0.45^a
Valine	11.90±0.38^b	17.18±1.36^a
Isoleucine	2.77±0.31^b	4.62±0.92^a
Leucine	2.84±0.16^b	4.14±0.44^a
Phenylalanine	2.32±0.37^b	3.16±0.23^a
Lysine	2.51±0.27^b	3.28±0.33^a
Histidine	0.91±0.10^b	1.32±0.21^a
Methionine	ND	ND
Total	25.70±1.29^b	37.31±1.87^a

All values are presented as the mean±SD of triplicate determination.
All values within a column with different superscript letters are significantly different from each other at p<0.05 by Duncan’s multiple range test.
ND, not detected.