modifications with monoisotopic mass differences that are nominally equal at 304.199039 Da
Modifications that have monoisotopic mass differences from their respective origins of 304.199039 Da.
MOD:01515
modifications with monoisotopic mass differences that are nominally equal at a resolution below 0.000001 Da
is_a
MOD:01592
modifications with monoisotopic mass differences that are nominally equal at 304.199-304.206 Da
is_a