General Information
PTM Description
2-methylglutamine
Modified Amino Acid
Q
Position of Modification on Amino Acid
protein backbone
Position in the Polypeptide
not N-terminal amino group and C-terminal carboxyl group
Correction Formula
C1;H2
Monoisotopic Mass Difference
14.0156
Average Mass Difference
14.03
Localization
cytoplasm, nucleus, mitochondrial matrix, etc. [Detail]
RESID IDAA0273
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites1
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A0000000011001
R0000000100000
N0000000000000
D1000000000000
C0000000000000
G0001100000000
E0000000000000
Q0100001000000
H0000000000000
I0000000000000
L0000000000000
K0000000000000
M0000000000000
F0010000000000
P0000000000000
S0000010000000
T0000000000000
W0000000000000
Y0000000000000
V0000000000110
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
Glutamate methyl ester (Gln)
Modified Amino Acid
Q
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C1;H1;N-1;O1
Monoisotopic Mass Difference
14.9997
Average Mass Difference
15.01
Localization
cytoplasm, nucleus, mitochondrial matrix, etc. [Detail]
RESID IDAA0072
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites16
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A00.50.630.2500.13000.380.690.310.130.06
R0000.25000000000
N0.06000000000000
D0000000000000
C0000000000000
G0.0600000000000.060.13
E000000.6900.1300000.38
Q0.1300000.0610.3100000
H0000000000000
I00.13000.0600000000
L0.250000.06000.440.13000.250
K0000000000000.25
M0.060.06000.310000000.130
F0000000000000
P0000000000000
S0.060.310.380.440.190000.060.250.380.130.19
T0.31000.060.31000.130.440.060.3100
W0000000000000
Y0000000000000
V0.060000.060.13000000.310
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
N5-methylglutamine
Modified Amino Acid
Q
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C1;H2
Monoisotopic Mass Difference
14.0156
Average Mass Difference
14.03
Localization
cytoplasm, nucleus, mitochondrial matrix, etc. [Detail]
RESID IDAA0071
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites6
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A0.2000.400000.20000.2
R0000.20000000.400
N000000.20000.6000
D0000000000000.4
C0000000000000
G0.200.80.20.80.80000.2000
E0000000000000.2
Q00000.201000000
H00.2000000.600000
I000.20000000000
L0000000000.2000
K0.2000.20000000.200
M0000000000000
F000000000000.20.2
P000000000.20000
S0.20.8000000.200000
T0.20000000.2000.40.60
W0000000000000
Y0000000000000
V000000000.6000.20
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo