Methionine; LC-ESI-IT; MS2; m/z: 148.2; [M-H]-

Computational Annotation of MS Peaks (CAMP)

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Submission id: MT000102

Outputs for Methionine; LC-ESI-IT; MS2; m/z: 148.2; [M-H]-

Database: Metabolon Inc.
Entry ID: MT000102
Synonyms: Methionine
Total mass: 149.2109
Formula: H11 C5 S1 O2 N1

Experimental information

MS type: MS2
Instrument: LTQ XL, Thermo Finnigan
Instrument type: LC-ESI-IT
Ionization: ESI
Ionization mode: NEGATIVE

CAMP general report:

Acceptable mass threshold: 2.0158
Out of range queried mass peaks:
Replicated queried mass peaks: 62.3, 85.1, 86.1, 98.2, 99.1, 101.1, 103.1, 104.2, 107.0, 115.2, 120.1, 121.0, 129.8, 130.2, 134.3, 148.3, 149.2,
Processing time: 0:00:02.366607

Results for the quried mass "61.0"

Formula	Mass differences	Num. used protons	Num. required extra protons	Atom names
C2S1	0.126	5	0	C1,S9,C3
C4N1	0.042	1	0	C2,C3,C4,C5,N6