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m/z (Da) Charge
Parent Tol Masses are
Output Hits to file Name
Instrument
Ion Types
Constant
Mods
Maximum Reported Compositions
Combination Type
Note: If the mass tolerance is large and few ions below are
checked then the program will take a long time to run.
[-] User Specified AA Elem Comp
AA Composition (based on immonium and related ions)
60
S
70
R,P
72
V
74
T
86
L,I
87
N,R
88
D
84,101,129
K,Q
102
E
104
M
110
H
120
F
126
P
136
Y
117,130,159,170
W
70,73,87,100,112,185
R
AA Composition (based on loss from parent ion)
-SRH,-R
C
(select modified Cys)
-80
PO4 - S,T,Y
(homology)
-98
PO4 - S,T
(homology)
-64
Mso
(homology)
-17
R
 
Note: For ions with multiple residues (i.e. 86: means I or L).
Note: Requires presence of at least one AA for each composition ion selected.
Extra Known Amino Acids (Check box for each additional amino acid known to be present)

A

C

D

E

F

G

H

I

K

L

M

N

P

Q

R

S

T

V

U

W

Y

d

e

f

g

h

i

j

k

l

m

s

t

y

z

A

C

D

E

F

G

H

I

K

L

M

N

P

Q

R

S

T

V

U

W

Y

d

e

f

g

h

i

j

k

l

m

s

t

y

z

A

C

D

E

F

G

H

I

K

L

M

N

P

Q

R

S

T

V

U

W

Y

d

e

f

g

h

i

j

k

l

m

s

t

y

z
Absent Amino Acids (Check to Prevent Possible Inclusion)

A

C

D

E

F

G

H

I

K

L

M

N

P

Q

R

S

T

U

V

W

Y
Modified Amino Acids Possibly Present (Check to Allow Inclusion)

d

e

f

g

h

i

j

k

l

m

s

t

y

z
User Specified AAs
(Provide Elemental Composition Above)
Met-ox Phosphorylated
S,T,Y
Homoserine
lactone