General Information
PTM Description
O-linked (Fuc)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C6;H10;O-4+
Monoisotopic Mass Difference
146.058
Average Mass Difference
146.14
Localization
membrane [Detail]
RESID IDAA0404
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites9
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A000000.250000000
R0000000000000.25
N0000.500000000.250.25
D0.2500.250000000.50.2500
C00.500.250.25000.7500.25000
G00.25000.50.5000.2500.2500.25
E0000000000000
Q000.250.250000000.500.25
H0000000000000
I000000000000.250
L000.25000000000.250
K000000000.50000
M0000000000.2500.250
F0000000000000
P0.500.25000000.250000
S00.25000.25000.2500000
T0000000000000
W0.25000000000000
Y0000000000000
V000000.250000000
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (Fuc...)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C6;H10;O-4+
Monoisotopic Mass Difference
146.058
Average Mass Difference
146.14
Localization
membrane [Detail]
RESID IDAA0404
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites5
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A000000.250000000
R0000000000000
N0000.25000000.25000.25
D00.25000.2500000.250.2500
C00.2500.750000.750.250000
G0.250000.250.25000.250.250.50.250.25
E0000000000000
Q0000000000000.25
H000000000.2500.2500.25
I000000000000.50
L000.2500000.2500.25000
K000000000.250000
M0000000000000
F000.250000000000
P0.2500.25000000000.250
S000.2500.50.250000000
T00.50000.250000000
W0.5000000000000
Y0000000000000
V0000000000000
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (GalNAc...)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C8;H13;N1;O-5+
Monoisotopic Mass Difference
203.079
Average Mass Difference
203.19
Localization
membrane [Detail]
RESID IDAA0154
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites478
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A0.070.140.080.140.180.0600.140.30.170.060.140.05
R0.030.10.020.020.020.0100.040.030.010.010.10.04
N0.030.010.020.010.060.010000.010.020.020
D0.020.030.140.150.01000.020.010.090.020.020.01
C0.0200.010.010.01000.0100.0100.010.01
G0.050.170.040.120.060.1300.060.110.050.050.160.05
E0.040.050.050.040.040.0100.160.030.020.010.020.02
Q0.020.030.020.020.020.0200.030.020.030.020.030.03
H0.020.010.090.010.010.0100.0100.020.010.030.1
I0.030.020.020.020.010.0400.020.020.040.040.020.02
L0.050.040.050.020.020.0300.070.020.030.040.070.07
K0.020.070.040.010.020.0100.020.0100.020.020.02
M0.010.020.020.010.010.01000.010.010.010.010.01
F0.020.010.020.0200.04000.010.0100.010
P0.180.080.160.160.210.1400.10.170.260.20.110.29
S0.210.070.110.070.110.0900.090.120.080.110.080.12
T0.140.090.070.070.060.3100.20.070.10.310.080.09
W0.0200.010.0300000.0100.0100
Y0.010.010.010.010.020.0100.0100.010.010.020.01
V0.040.040.020.070.130.0800.030.050.050.060.060.05
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (Glc...)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C6;H10;O-5+
Monoisotopic Mass Difference
162.053
Average Mass Difference
162.14
Localization
membrane [Detail]
RESID IDAA0397
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites8
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A000000.380000000
R0000000000000
N00000000.250000.630.25
D0.6300.63000.1300.13000.130.130
C00000.7500000.75000
G0.250.7500.130.130000.130.13000.5
E000000.2500.1300000.25
Q0000.50000.250.1300.2500
H000000000000.130
I0.1300000.2500000.1300
L0000.130000000.500
K0000000000000
M0000000000000
F0000000000.13000
P000.130.2500000.750000
S00.130.2500000.250000.130
T0000000000000
W0000000000000
Y0000000000000
V00.13000.1300000000
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (GlcNAc)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C8;H13;N1;O-5+
Monoisotopic Mass Difference
203.079
Average Mass Difference
203.19
Localization
membrane [Detail]
RESID IDAA0398
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites380
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A0.070.120.090.090.080.0700.070.130.080.070.080.08
R0.070.110.10.070.070.0300.050.040.070.060.060.05
N0.040.010.010.010.020.0100.010.010.040.020.010.02
D0.030.040.030.030.040.0400.030.040.030.020.040.05
C0.010.0100.020000.010.01000.010.01
G0.060.060.050.110.060.0500.10.110.070.090.060.09
E0.060.040.040.030.030.0100.080.060.040.040.040.05
Q0.040.020.040.030.050.0300.060.030.080.040.030.04
H0.030.010.030.020.030.0100.040.030.020.010.030.05
I0.040.030.040.050.030.0500.030.040.070.030.040.02
L0.080.080.070.060.070.0700.060.050.080.060.080.08
K0.050.060.060.030.090.0200.050.010.030.070.060.04
M0.030.010.030.010.020.01000.0100.010.030.01
F0.020.030.020.030.020.0300.030.010.020.010.020.02
P0.080.070.10.140.170.0600.050.070.070.080.080.09
S0.10.150.150.080.110.1200.140.180.130.190.120.14
T0.10.060.070.080.060.1600.120.060.10.120.090.09
W0.0100.010000000000
Y0.030.030.040.010.030.0500.030.010.020.010.040.04
V0.060.070.030.10.050.1700.040.090.050.080.090.06
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (GlcNAc...)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C8;H13;N1;O-5+
Monoisotopic Mass Difference
203.079
Average Mass Difference
203.19
Localization
membrane [Detail]
RESID IDAA0398
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites21
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A00.27000.09000.090.090.0900.180
R00.09000000.0900.090.0900.09
N000.09000.0900.090.09000.090.09
D00000.09000.090.090000
C00000.0900000.09000
G0.0900.090.0900.0900.180.0900.090.090
E00000000.1800.090.0900.18
Q000.0900.09000.090000.090.09
H00.0900.09000000000
I00000.090000.090000
L0.0900000.09000000.090
K00.090.27000.09000.0900.1800
M000000000000.090
F0.0900.09000.090000000
P0.180.270.090.360.180.18000.090.0900.180
S0.180.180.270.180.090.09000.180.360.360.090.09
T0.27000.180.180.09000.180.180.180.090.36
W0000000000000
Y0.090000000.1800000
V0000.090.090.180000000.09
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (HexNAc...)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C8;H13;N1;O-5+
Monoisotopic Mass Difference
203.079
Average Mass Difference
203.19
Localization
membrane [Detail]
RESID IDAA0398
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
A0.0900.18000.0900.090.090.090.090.090.09
R0.090.09000.09000.270.0900.090.180.18
N000.0900.090.090000000
D00000.090000000.090
C0000000000000
G000.090.180.180.09000.09000.090
E00.0900.0900.09000.180.09000.18
Q0.090.090.090.180.1800000.090.090.180
H0000000000000
I000000000.0900.090.090
L0.180.0900.090.09000.09000.0900
K000000.1800.0900000
M0000000000000
F0000000000000
P0.270.360.180.180.180.1800.270.180.550.180.090.36
S0.0900.27000000.1800.270.090
T0.090.1800.0900.2700.180.0900.090.090.09
W00000.0900000000
Y0.090.0900000000000
V000.090.18000000.18000.09
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (Man)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C6;H10;O-5+
Monoisotopic Mass Difference
162.053
Average Mass Difference
162.14
Localization
membrane [Detail]
RESID IDAA0402
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites102
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A0.130.090.080.110.110.1100.110.040.080.120.080.1
R0.020.030.010.010.010.0200.0200.02000.02
N0.010.040.060.030.040.0200.010.040.010.010.040.04
D0.040.010.020.050.020.04000.010.030.010.020.02
C0.040.010.030.010.010.0200.030.020.020.030.040.05
G0.10.040.060.090.010.0600.070.030.090.040.060.03
E0.040.050.090.030.030.0200.030.030.010.060.010.01
Q0.040.030.020.010.040.0400.0300.030.030.020.01
H0000.010.04000.0200.030.010.030
I0.040.050.020.040.030.0500.070.060.060.0500.09
L0.060.040.020.030.040.0100.080.030.040.040.040.07
K0.050.030.030.010.060.0300.050.030.030.020.030.04
M0.010.0200.010.010000.010.020.010.010.01
F0.010.050.020.020.020.0100.030.030.020.020.040.01
P0.020.030.040.030.070.0600.030.110.060.060.030.07
S0.110.240.140.230.160.1800.160.170.190.140.190.12
T0.190.150.230.210.160.2300.140.230.150.240.280.22
W0.0400.030.020.010.0100.0200000.04
Y0.010.020.020.020.030.0400.030.050.020.010.030.02
V0.030.060.070.020.090.0400.060.10.080.090.040.02
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (Man...)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C6;H10;O-5+
Monoisotopic Mass Difference
162.053
Average Mass Difference
162.14
Localization
membrane [Detail]
RESID IDAA0402
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites35
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A0.160.040.120.20.160.1600.240.040.1600.120.04
R0.040.080.0400.0400000.04000
N0.040.120.080.040.04000.080.040.040.0400.12
D0000.0400.2000.04000.080
C00.0800.0400.04000.0400.0400.04
G0.080.080.040.120.040.0400.080.080.040.040.080
E00.040.0400000000.1200
Q0000.080.080.040000.04000
H000000000000.040
I0.08000.080.040.0400.080.080.04000.16
L0.080.040.040.040.12000.1200.040.1200.08
K0.080.080.0400.040.0800.080.120.080.080.040.04
M0.04000000000.0400.040
F0000.040.080.0800.040.04000.080
P00000.080.0800.040.040000.08
S0.080.160.280.120.160.0800.080.160.20.320.280.08
T0.20.20.160.160.080.0800.160.240.160.20.160.2
W0.0400.040.04000000000.04
Y0.040.040000.04000.040.04000.04
V0.040.040.1200.040.04000.040.080.040.080.08
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (Hex)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C6;H10;O-5+
Monoisotopic Mass Difference
162.053
Average Mass Difference
162.14
Localization
membrane [Detail]
RESID IDAA0402
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites5
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A0000000000.2000
R00000000.20.200.200.2
N00.2000.40000000.20
D000.20.2000000.200.20
C0000000000000
G0.20.20.40.20.20000.40.20.200.2
E0000000000000
Q0.40.400.200.400.40.20000
H0000000000000
I00000000000.200
L0000000000000
K0000.200.20000000.2
M0000000000000
F000.20000000000
P0.400.2000.400.400.20.40.40.2
S00.200.20.20000.20.200.20.2
T0000000000000
W0000000000000
Y0000000000000
V00000.200000000
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (Hex...)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
C6;H10;O-5+
Monoisotopic Mass Difference
162.053
Average Mass Difference
162.14
Localization
membrane [Detail]
RESID IDAA0402
Formula Structure
Formula 3D Structure
Substrate Site Specificity
Number of Experimentally Validated Sites3



General Information
PTM Description
O-linked (Xyl...) (chondroitin sulfate)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
H1
Monoisotopic Mass Difference
-1.00783
Average Mass Difference
-1.01
Localization
membrane [Detail]
RESID IDAA0208
Formula Structure
Substrate Site Specificity
Number of Experimentally Validated Sites112
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A000.310.060.10.13000.120.040.040.270.01
R00.060.030.06000000.03000.01
N00.0100.07000000.070.0900
D0.180.030.090.120.040.01000.150.010.190.060.06
C000.0300.0600000000
G0.030.130.030.240.030.31010.010.420.030.130
E0.060.10.090.160.360.03000.310.040.150.010.06
Q0.010.060.040.010.060.04000.030.090.100.01
H000.01000.07000.010.01000
I0.040.010000000.0100.010.040.01
L0.150.030.010.060.030.03000.0700.030.040.21
K0.01000000000.01000.03
M00.01000.0300000.04000.01
F00.120.030.0700.01000000.10.03
P0.040.070.030.030.030.04000.040.090.060.090.01
S0.150.040.10.030.070.13000.120.060.120.090.15
T0.10.180.160.040.010.09000.070.030.130.060.15
W00000.010.03000000.040
Y0.030.03000.1500000.010.010.040.01
V0.180.090.010.0300.04000.030.010.0100.21
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (Xyl...) (glycosaminoglycan)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
H1
Monoisotopic Mass Difference
-1.00783
Average Mass Difference
-1.01
Localization
membrane [Detail]
RESID IDAA0208
Formula Structure
Substrate Site Specificity
Number of Experimentally Validated Sites237
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A0.040.050.060.070.030.1300.030.080.020.070.090.1
R0.040.050.020.040.030.0200.020.030.050.030.060.03
N0.010.050.0200.010.0100.010.010.030.030.020.02
D0.090.110.120.160.050.0300.020.110.040.090.060.11
C00.0100.010.0200000.0300.020.01
G0.110.090.10.110.050.200.550.060.160.080.070.05
E0.060.030.10.10.170.0500.010.050.060.060.070.1
Q0.010.020.020.050.040.0200.030.010.030.020.020.05
H0.030.030.010.010.020.0200.010.010.020.010.010.02
I0.060.030.010.010.050.03000.110.040.020.020.01
L0.10.090.080.070.050.0300.030.050.040.040.090.03
K0.010.020.020.010.01000.010.010.010.020.020.03
M0.060.010.010.010000000.010.020.02
F0.0200.020.030.030.03000.030.0900.060.02
P0.110.050.070.090.080.0800.040.070.150.160.060.11
S0.120.170.210.070.180.1300.090.20.090.140.120.13
T0.060.060.060.080.10.1100.070.060.080.110.080.06
W000000000.0200.0100.02
Y0.020.070.020.030.030.0400.010.030.010.030.030.04
V0.040.040.030.040.040.0500.030.060.030.040.070.04
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (Xyl...) (dermatan sulfate)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
H1
Monoisotopic Mass Difference
-1.00783
Average Mass Difference
-1.01
Localization
membrane [Detail]
RESID IDAA0209
Formula Structure
Substrate Site Specificity
Number of Experimentally Validated Sites5
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A00.400.4000000000
R00000.200000.6000
N000000000.60000
D0000000000000
C0000000000000
G0.20.20000.200.800000
E0000.20000000.800
Q00000.200000.2000.2
H0000000000000
I0.60000.2000.20.20000
L000000.20000.200.60.6
K0.2000000000000
M00000.400000000
F0000000000000
P000000.6000000.20
S00.20.4000000000.20
T000.60000000000
W0000000000000
Y0000000000000.2
V00.200.400000.200.200
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo



General Information
PTM Description
O-linked (Xyl...) (heparan sulfate)
Modified Amino Acid
S
Position of Modification on Amino Acid
amino-acid side chain
Position in the Polypeptide
any position
Correction Formula
H1
Monoisotopic Mass Difference
-1.00783
Average Mass Difference
-1.01
Localization
membrane [Detail]
RESID IDAA0210
Formula Structure
Substrate Site Specificity
Number of Experimentally Validated Sites82
The Matrix of Positional Amino Acid Frequency Surrounding Modified Site
Pos.-6-5-4-3-2-10+1+2+3+4+5+6
A0.020.030.140.1100.2000.1100.1700.09
R000000000000.020
N0.020.060.080.110.080000.020000
D0.470.330.230.210.080000.270.120.230.320.26
C000.0500.0900000.05000
G0.030.060.060.080.050.360100.50.090.170.08
E0.020.120.140.150.210.05000.020.020.080.020.09
Q00.08000000000.0300.02
H000000.090000000
I0.0300.080.0500.02000.0500.020.080.03
L0.030.1100.050.080.05000.020.090.030.140.02
K00000000000.0200.08
M0.090000000000.050.050
F0.020.0500.120.020.080000.0600.030.06
P0000000000.050.140.050.06
S0.20.170.170.050.350.09000.300.030.050.09
T0000.030.020.05000.1700.140.050.05
W0.02000000000000
Y0.0800.080.060.020.030000.1100.030.03
V00000.030000.060.0200.030.06
Sequence Logo

Average Solvent Accessibility Surrounding Modified Site
Secondary Structure Logo