Network Analysis of Transcriptome and LC-MS Reveals a Possible Biosynthesis Pathway of Anthocyanins in Dendrobium officinale

Table 1

The fragmentation regular of the identified anthocyanins in D. officinale.

Peak No.	Rt (time)	MS	MS^2	Anthocyanin identification	Molecular formula
1	10.944	979.01	817.12, 655.05, 449.09, 287.09	Cyanidin 3-[2-(glucosyl)-6-(sinapoyl)glucoside]-5-glucoside	C44H51O25^+
2	16.604	595.05	433.05, 415.05, 397.13, 295.05	Cyanidin 3-O-rutinoside	C27H31O15^+
3	19.285	1202.04	832.96, 671.07, 517.05, 465.04, 303.18	Delphinidin 3-glucoside-7, 3-di-[6-(sinapoyl)glucoside]	C55H61O30^+
4	20.380	817.05	655.11, 449.11, 287.09, 245.16	Cyanidin 3-[6-(sinapoyl)glucoside]-5-glucoside	C38H41O20^+
5	22.483	1185.01	1022.94, 817.09, 654.91, 449.09, 287.06	Cyanidin 3-[6-sinapoyl-2-O-(2-(sinapoyl)glucosyl)-glucoside]-5-glucoside	C55H61O29^+
6	29.950	655.05	449.03, 287.11	Cyanidin 3-[6-(sinapoyl)glucoside]	C32H31O15^+
7	30.945	1022.8	655.14, 449.27, 278.86	Cyanidin 3-[6-sinapoyl-2-O-(2-(sinapoyl)glucosyl)-glucoside]	C49H51O24^+