L-asparagine 5-imidazolinone glycine -18.010564804077148438 -18.020000457763671875 153.0538330078125 153.1399993896484375 CROSSLNK 5-imidazolinone (Asn-Gly) H -2 O -1 Zoanthus sp. fluorescent protein FP506 chromophore [2-(1,3-diamino-3-oxopropyl)-5-oxo-4,5-dihydro-imidazol-1-yl]-acetic acid L-asparagine 5-imidazolinone glycine para-hydroxybenzylidene-imidazolidinone chromophore 2-[(S)-1,3-diamino-3-oxopropyl]-1-carboxymethyl-1-imidazolin-5-one A protein modification that effectively crosslinks an L-asparagine residue and a glycine residue to form L-asparagine 5-imidazolinone glycine. none G, N hypothetical (2-[(1S)-1,3-diamino-3-oxopropyl]-5-oxo-4,5-dihydro-1H-imidazol-1-yl)acetic acid PSI-MOD MOD:00385 asparaginyl-5-imidazolinone glycine C 6 H 7 N 3 O 2 Cross-link 2; carboxamidine; incidental to RESID:AA0183; incidental to RESID:AA0365. crosslinked residues with loss of water 5-imidazolinone ring crosslinked residues (Gly) crosslinked L-asparagine residue crosslinked glycine residue