Table 2 Mass of extracted ions for each nucleosome and analysis type

From: Structural basis of SIRT7 nucleosome engagement and substrate specificity

Nucleosome

Type of analysis

Ion identity

m/z

H3K18ac

Substrate

[M + 21H]21+

729.52

H3K18ac

Product

[M + 21H]21+

727.52

H3K18dec

Substrate

[M + 21H]21+

734.86

H3K18dec

Product

[M + 21H]21+

727.52

H3K36ac

Substrate

[M + 21H]21+

731.05

H3K36ac

Product

[M + 21H]21+

729.04

H3K36dec

Substrate

[M + 21H]21+

736.39

H3K36dec

Product

[M + 21H]21+

729.04