Monosaccharide composition

m/z

Ion

Proposed structure

Type

H3N2

1241.58

1263.33

1279.08

[M+H]+

[M+Na]+

[M+K]+

core

H3N2X1

1373.42

1395.42

[M+H]+

[M+Na]+

complex

H4N2

1425.42

[M+Na]+

high-mannose

H3N2F1X1

1541.33

[M+Na]+

complex

H4N2X1

1557.42

[M+Na]+

hybrid

H5N2

1587.42

[M+Na]+

high-mannose

H6N2

1749.50

[M+Na]+

high-mannose

H7N2

1911.42

[M+Na]+

high-mannose

H8N2

1045.37

[M+H+K]2+

high-mannose

H9N2

1126.08

[M+H+K]2+

high-mannose