Oxidation of Trp to kynurenine From DeltaMass: Average Mass: 4 Monoisotopic Mass Change:3.995 Average Mass Change:3.989 References:Ruoppolo M, Amoresano A, Pucci P, Pascarella S, Polticelli F, Trovato M,Menegatti E, Ascenzi P.Characterization of five new low-molecular-mass trypsin inhibitors fromwhite mustard (Sinapis alba L.) seed.Eur J Biochem. 2000 267:6486-92. Notes: See structure at http://www.abrf.org/images/misc/dmass32.jpg. MOD:00462 MOD:00963 Modification from DeltaMass. OBSOLETE because redundant and identical to MOD:00462. Remap to MOD:00462. PSI-MOD W artifact true