Methionine; LC-ESI-QTOF; MS2; CE:30 eV; [M+H]+

Computational Annotation of MS Peaks (CAMP)

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Atom-Mass pairs

Submission id: PB000443

Outputs for Methionine; LC-ESI-QTOF; MS2; CE:30 eV; [M+H]+

Database: Institute of Plant Biochemistry, Halle, Germany
Entry ID: PB000443
Synonyms: Methionine , 2-amino-4-methylsulfanylbutanoic acid
Total mass: 149.2109
Formula: H11 C5 S1 O2 N1

Experimental information

MS type: MS2
Instrument: API QSTAR Pulsar i
Instrument type: LC-ESI-QTOF
Ionization: ESI
Ionization mode: POSITIVE

CAMP general report:

Acceptable mass threshold: 2.0158
Out of range queried mass peaks:
Replicated queried mass peaks: 85.027, 104.055,
Processing time: 0:00:01.982586

Results for the quried mass "74.024"

Formula	Mass differences	Num. used protons	Num. required extra protons	Atom names
C2O2N1	0.034	4	0	C4,C5,N6,O7,O8
C3S1	0.120	6	0	C1,S9,C3,C2
C3O2	0.054	6	2	C2,C4,C5,O7,O8
C3O1N1	0.077	8	2	C2,C4,C5,N6,O8