GlycoMod / GlycanMass tools

Mass values in Dalton, used in GlycoMod and GlycanMass



underivatised permethylated peracetylated


monoisotopic average monoisotopic average monoisotopic average
Hexose (Hex) e.g. galactose, mannose, glucose 162.0528 162.1424 204.0998 204.2230 288.0845 288.2542
HexNAc e.g. N-acetylglucosamine, N-acetylgalactosamine 203.0794 203.1950 245.1263 245.2756 287.1005 287.2695
Deoxyhexose e.g. fucose, rhamnose 146.0579 146.1430 174.0892 174.1968 230.0790 230.2176
Pentose e.g. xylose 132.0423 132.1161 160.0736 160.1699 216.0634 216.1907
NeuAc = N-acetyl neuraminic acid (sialic acid) 291.0954 291.2579 361.1737 361.3923 417.1271 417.3698
NeuGc = N-glycolyl neuraminic acid 307.0903 307.2573 391.1842 391.4186 475.1326 475.4064
KDN = Ketodeoxynonulosonic acid 250.0689 250.2053 320.1472 320.3397 376.1006 376.3171
HexA e.g. hexuronic acid 176.03209 176.1259 218.0790 218.2066 260.0532 260.2005
Acetate
42.0106 42.0373 - - - -
H+
1.00727 1.00739 - - - -
H
1.00783 1.00794 - - - -
H2O
18.01056 18.01524 - - - -
K+
38.963707 39.0983 - - - -
Na+
22.989768 22.998977 - - - -
Phosphate
79.9663 79.9799 93.9820 94.0068 37.9558 37.9426
Sulphate
79.9568 80.0642 65.9412 66.0373 37.9463 38.0269
Trifluoroacetic acid
112.9850391 113.0160096 - - - -