. 2022 Aug 9;70(33):10371–10382. doi: 10.1021/acs.jafc.2c04197

Table 2. Identified Peptides and Relative Abundance Measured as % Area Values ± Standard Error (Mean % Area ± SE, n = 6) in the P. ostreatus Samples Grown on WS and LcS Substrates.

identified dipeptide (pept)		% area value		identified dipeptide (pept)		% area value
#	metabolite	WS substrate	LcS substrate	#	metabolite	WS substrate	LcS substrate
Pept-1	His–Trp	0.00 ± 0.00	0.13 ± 0.01	Pept-61	Ala–His	0.61 ± 0.03	0.35 ± 0.01
Pept-2^a	Pro–Ala–Arg	0.01 ± 0.00	0.03 ± 0.01	Pept-62	Gln–Val	0.44 ± 0.02	0.49 ± 0.01
Pept-3	His–Ile	0.04 ± 0.01	0.91 ± 0.06	Pept-63	Thr–Thr	0.31 ± 0.05	0.33 ± 0.04
Pept-4	His–Val	0.09 ± 0.04	1.23 ± 0.07	Pept-64	Gly–Val	0.46 ± 0.03	0.92 ± 0.03
Pept-5	Leu–His	0.04 ± 0.01	0.25 ± 0.04	Pept-65	Tyr–Pro	0.66 ± 0.03	0.24 ± 0.01
Pept-6	Pro–Tyr	0.11 ± 0.03	0.26 ± 0.02	Pept-66	Lys–Ser	0.43 ± 0.04	0.84 ± 0.05
Pept-7	Leu–Ser	0.04 ± 0.00	0.04 ± 0.00	Pept-67	Glu–Val	0.46 ± 0.03	0.60 ± 0.01
Pept-8	His–Lys	0.06 ± 0.01	0.27 ± 0.01	Pept-68	g-Glu–Glu	0.55 ± 0.01	0.52 ± 0.03
Pept-9	Met–Gly	0.05 ± 0.00	0.03 ± 0.00	Pept-69	Gln–Gln	0.80 ± 0.07	0.50 ± 0.01
Pept-10	His–His	0.09 ± 0.01	0.22 ± 0.02	Pept-70	Lys–Asp	0.58 ± 0.02	0.88 ± 0.03
Pept-11	Val–Ser	0.07 ± 0.01	0.14 ± 0.03	Pept-71	Thr–Lys	0.50 ± 0.03	0.84 ± 0.01
Pept-12	Gln–Asp	0.18 ± 0.02	0.23 ± 0.03	Pept-72	Ser–Thr	0.51 ± 0.03	0.51 ± 0.02
Pept-13	Leu–Leu	0.06 ± 0.02	0.12 ± 0.01	Pept-73	Met–Pro	0.64 ± 0.02	0.36 ± 0.03
Pept-14	Met–Glu	0.10 ± 0.01	0.02 ± 0.01	Pept-74	Glu–Ile	0.59 ± 0.04	1.03 ± 0.04
Pept-15	Pro–Asn	0.11 ± 0.01	0.10 ± 0.01	Pept-75	Ser–Leu	0.63 ± 0.06	0.64 ± 0.02
Pept-16	Thr–Trp	0.13 ± 0.00	0.48 ± 0.02	Pept-76	Thr–Glu	0.55 ± 0.04	0.32 ± 0.03
Pept-17	Val–Trp	0.10 ± 0.01	0.27 ± 0.04	Pept-77	Ile–Ser	0.53 ± 0.06	1.08 ± 0.03
Pept-18	Thr–Gly	0.25 ± 0.03	0.28 ± 0.04	Pept-78	Thr–Ala	0.55 ± 0.05	0.46 ± 0.04
Pept-19	Glu–Pro	0.17 ± 0.01	0.12 ± 0.01	Pept-79	Ile–Gln	0.61 ± 0.05	0.32 ± 0.04
Pept-20	Glu–Tyr	0.19 ± 0.01	0.25 ± 0.01	Pept-80	Leu–Arg	0.75 ± 0.11	0.63 ± 0.09
Pept-21	His–Asp	0.23 ± 0.02	0.22 ± 0.01	Pept-81	Val–Glu	0.60 ± 0.05	0.72 ± 0.02
Pept-22	Val–Met	0.15 ± 0.01	0.41 ± 0.04	Pept-82	Val–Phe	0.66 ± 0.05	0.88 ± 0.12
Pept-23	Pro–Asp	0.19 ± 0.01	0.22 ± 0.01	Pept-83	Val–Asn	0.55 ± 0.06	0.86 ± 0.04
Pept-24	Glu–Gln	0.15 ± 0.02	0.13 ± 0.01	Pept-84	Glu–Gly	0.75 ± 0.03	0.79 ± 0.04
Pept-25	His–Gly	0.45 ± 0.05	0.41 ± 0.04	Pept-85	Ile–Thr	0.76 ± 0.05	0.63 ± 0.02
Pept-26	Gln–Gly	0.33 ± 0.02	0.17 ± 0.01	Pept-86	Gly–Arg	0.88 ± 0.04	0.77 ± 0.02
Pept-27	Thr–Ser	0.21 ± 0.01	0.14 ± 0.01	Pept-87	Thr–Leu	0.80 ± 0.04	1.02 ± 0.07
Pept-28	Val–Asp	0.21 ± 0.01	0.30 ± 0.02	Pept-88	Val–Arg	0.86 ± 0.09	1.58 ± 0.10
Pept-29	Gln–Asn	0.24 ± 0.01	0.17 ± 0.01	Pept-89	Gln–Pro	0.83 ± 0.04	0.09 ± 0.05
Pept-30	Ala–Thr	0.18 ± 0.02	0.08 ± 0.00	Pept-90	Val–Val	1.09 ± 0.04	3.70 ± 0.16
Pept-31	Gln–Tyr	0.24 ± 0.01	0.04 ± 0.01	Pept-91	His–Pro	1.13 ± 0.03	0.13 ± 0.01
Pept-32	Glu–Trp	0.29 ± 0.04	0.64 ± 0.04	Pept-92	Val–Thr	0.76 ± 0.08	0.83 ± 0.07
Pept-33	Pro–Gly	0.28 ± 0.01	0.36 ± 0.01	Pept-93	Thr–Arg	0.80 ± 0.14	0.91 ± 0.07
Pept-34	Glu–His	0.31 ± 0.01	0.49 ± 0.02	Pept-94	Arg–Glu	1.06 ± 0.04	0.69 ± 0.07
Pept-35	Gln–Met	0.19 ± 0.03	0.05 ± 0.01	Pept-95	Gln–Ser	0.87 ± 0.08	0.52 ± 0.05
Pept-36	Pro–Ala	0.45 ± 0.08	0.63 ± 0.06	Pept-96	Ser–Pro	0.97 ± 0.05	0.11 ± 0.02
Pept-37	Asn–Phe	0.31 ± 0.01	0.06 ± 0.01	Pept-97	Phe–Pro	1.55 ± 0.08	0.82 ± 0.03
Pept-38	Pro–Gln	0.29 ± 0.01	0.40 ± 0.01	Pept-98	Gln–Leu	1.03 ± 0.09	0.15 ± 0.03
Pept-39	Gln–Thr	0.20 ± 0.02	0.21 ± 0.04	Pept-99	Ile–Gly	1.42 ± 0.04	2.18 ± 0.09
Pept-40	Pro–Phe	0.59 ± 0.11	1.38 ± 0.06	Pept-100	Ile–Val	1.30 ± 0.02	5.35 ± 0.15
Pept-41	Ser–Ile	0.28 ± 0.01	0.35 ± 0.02	Pept-101	Val–Gln	1.05 ± 0.10	1.11 ± 0.09
Pept-42	Tyr–Glu	0.31 ± 0.02	0.02 ± 0.00	Pept-102	Ala–Pro	1.44 ± 0.02	0.15 ± 0.01
Pept-43	Glu–Thr	0.22 ± 0.03	0.24 ± 0.03	Pept-103	Val–Ile	1.46 ± 0.08	3.29 ± 0.11
Pept-44	Pro–Val	0.47 ± 0.06	2.35 ± 0.15	Pept-104	Ile–Glu	1.39 ± 0.07	1.61 ± 0.03
Pept-45	His–Asn	0.28 ± 0.03	0.33 ± 0.00	Pept-105	Lys–Pro	1.73 ± 0.03	0.25 ± 0.03
Pept-46	Pro–Thr	0.34 ± 0.02	0.53 ± 0.03	Pept-106	Ala–NorLeu	1.77 ± 0.07	1.31 ± 0.07
Pept-47	Phe–Gly	0.41 ± 0.03	0.39 ± 0.03	Pept-107	Val–Ala	1.06 ± 0.17	1.91 ± 0.12
Pept-48	Asp–Pro	0.33 ± 0.01	0.22 ± 0.02	Pept-108	Val–Lys	1.87 ± 0.05	3.26 ± 0.09
Pept-49	Ser–Lys	0.31 ± 0.02	0.24 ± 0.01	Pept-109	Ile–Lys	2.02 ± 0.09	2.43 ± 0.08
Pept-50	Gln–Ile	0.35 ± 0.02	0.30 ± 0.04	Pept-110	Arg–Pro	2.29 ± 0.02	0.12 ± 0.01
Pept-51	Asn–Lys	0.22 ± 0.05	0.97 ± 0.04	Pept-111	Ile–Ala	2.07 ± 0.12	2.47 ± 0.04
Pept-52	Ile–His	0.44 ± 0.03	0.82 ± 0.01	Pept-112	Thr–Pro	2.14 ± 0.06	0.46 ± 0.05
Pept-53	His–Ala	0.59 ± 0.11	0.67 ± 0.04	Pept-113	Ala–Lys	5.29 ± 0.88	3.16 ± 0.35
Pept-54	Pro–Glu	0.40 ± 0.03	0.45 ± 0.04	Pept-114	Pro–Pro	3.51 ± 0.30	4.72 ± 0.26
Pept-55	Leu–Gly	0.61 ± 0.06	0.60 ± 0.04	Pept-115	Val–Pro	4.24 ± 0.11	0.99 ± 0.07
Pept-56	His–Glu	0.44 ± 0.03	0.23 ± 0.03	Pept-116	Ile–Leu	3.52 ± 0.21	3.71 ± 0.19
Pept-57	Ala–Glu	0.40 ± 0.02	0.42 ± 0.04	Pept-117	Leu–Val	3.94 ± 0.33	3.26 ± 0.37
Pept-58	Gln–Ala	0.39 ± 0.02	0.22 ± 0.02	Pept-118	Ile–Pro	6.51 ± 0.15	5.58 ± 0.16
Pept-59	Val–His	0.44 ± 0.02	0.88 ± 0.04	Pept-119	Leu–Pro	7.97 ± 0.32	3.31 ± 0.17
Pept-60	Ser–Glu	0.34 ± 0.04	0.27 ± 0.03

Unique identified tripeptide.