M/Z: 506.3347

Hit 3 annotations: LysoPE(0:0/20:2(11Z,14Z))_[M+H]+; N-Eicosapentaenoyl Tryptophan_[M+NH4]+; Galactocerebroside_[M+H]+

在BioDeep NovoCell知识数据库中，参考离子总共被划分为4个级别。

Confirmed: 这个参考离子已经通过手动审计得到确认和验证。
Reliable: 这个参考离子可能在特定的解剖组织环境中高度保守。
Unreliable: 这个参考离子具有较高的排名价值，但缺乏可重复性。
Unavailable: 由于排名价值低且缺乏可重复性，这个参考离子不应用于注释。

Found 3 Reference Ions Near m/z 506.3347

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000043895 Unreliable	506.326	506.326 ~ 506.326 MzDiff: `none`	LysoPE(0:0/20:2(11Z,14Z)) (BioDeep_00000019394) Formula: C25H48NO7P (505.3168)	1.21 (100%)	Homo sapiens [UBERON:0001043] esophagus
MSI_000065610 Unreliable	506.3253	506.3251 ~ 506.3254 MzDiff: `0.9 ppm`	LysoPE(0:0/20:2(11Z,14Z)) (BioDeep_00000019394) Formula: C25H48NO7P (505.3168)	1.55 (100%)	Homo sapiens [UBERON:0001155] colon
MSI_000057062 Unreliable	506.3331	506.3331 ~ 506.3331 MzDiff: `none`	LysoPE(0:0/20:2(11Z,14Z)) (BioDeep_00000019394) Formula: C25H48NO7P (505.3168)	1.42 (100%)	Homo sapiens [UBERON:0007779] transudate

Found 4 Sample Hits

Metabolite	Species	Sample
LysoPE(0:0/20:2(11Z,14Z)) Formula: C25H48NO7P (505.3168) Adducts: [M+H]+ (Ppm: 17.8)	Homo sapiens (esophagus)	LNTO22_1_4 Resolution: 17μm, 82x80 Description
N-Eicosapentaenoyl Tryptophan Formula: C31H40N2O3 (488.3039) Adducts: [M+NH4]+ (Ppm: 5.9)	Homo sapiens (colorectal adenocarcinoma)	80TopL, 50TopR, 70BottomL, 60BottomR-profile Resolution: 17μm, 137x136 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).
Galactocerebroside Formula: C25H47NO9 (505.3251) Adducts: [M+H]+ (Ppm: 9)	Homo sapiens (colorectal adenocarcinoma)	520TopL, 490TopR, 510BottomL, 500BottomR-profile Resolution: 17μm, 147x131 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).
N-Eicosapentaenoyl Tryptophan Formula: C31H40N2O3 (488.3039) Adducts: [M+NH4]+ (Ppm: 3.8)	Homo sapiens (colorectal adenocarcinoma)	439TopL, 409TopR, 429BottomL, 419BottomR-profile Resolution: 17μm, 157x136 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).