2-pyrrolidone-5-carboxylic acid (Gln)
(2S)-5-oxo-2-pyrrolidinecarboxylic acid
-17.0265
-17.03
112.04
112.11
2-oxopyrrolidine-5-carboxylic acid
2-pyrrolidone-5-carboxylic acid
5-oxoproline
5-oxopyrrolidine-2-carboxylic acid
5-pyrrolidone-2-carboxylic acid
A protein modification that effectively converts an L-glutamine residue to 2-pyrrolidone-5-carboxylic acid.
C 0 H -3 N -1 O 0
C 5 H 6 N 1 O 2
DeltaMass gives a formula C 5 H 5 N 1 O 2 with mass 111.1
Gln->pyro-Glu
MOD:00040
MOD_RES Pyrrolidone carboxylic acid
N-pyrrolidone carboxyl (N terminus)
N-term
PCA
PSI-MOD
PyrGlu(Gln)
Pyro-glu from Q
Pyroglutamic Acid formed from Gln
Pyroglutamyl
Q
Unimod:28
natural
ntermpeppyroq
pyroglutamic acid
uniprot.ptm:PTM-0261
modified L-glutamine residue
2-pyrrolidone-5-carboxylic acid
deaminated residue