M/Z: 527.3962
                        Hit 2 annotations:  3-Hexaprenyl-4,5-Dihydroxybenzoic acid_[M+H-2H2O]+; N-Eicosapentaenoyl Tryptophan_[M+K]+
                    
- 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 527.3962
| NovoCell ID | m/z | Mass Window | Metabolite | Ranking | Anatomy Context | 
|---|---|---|---|---|---|
| MSI_000053278 Reliable | 527.3956 | 527.3952 ~ 527.3959 MzDiff: 2.8 ppm | 
                                    3-Hexaprenyl-4,5-Dihydroxybenzoic acid (BioDeep_00000005744) Formula: C37H54O4 (562.4022)  | 
                                    7.11 (29%) | DESI [NOVOCELL:BACKGROUND] blank  | 
                                
| MSI_000052808 Reliable | 527.3966 | 527.396 ~ 527.3969 MzDiff: 3.7 ppm | 
                                    N-Eicosapentaenoyl Tryptophan (BioDeep_00000171360) Formula: C31H40N2O3 (488.3039)  | 
                                    4.11 (67%) | DESI [NOVOCELL:BACKGROUND] blank  | 
                                
| MSI_000055855 Unavailable | 527.3969 | 527.3969 ~ 527.3969 MzDiff: none | 
                                    N-Eicosapentaenoyl Tryptophan (BioDeep_00000171360) Formula: C31H40N2O3 (488.3039)  | 
                                    -0.17 (100%) | Homo sapiens [UBERON:0007779] transudate  | 
                                
Found 18 Sample Hits
| Metabolite | Species | Sample | |
|---|---|---|---|
| 3-Hexaprenyl-4,5-Dihydroxybenzoic acid Formula: C37H54O4 (562.4022) Adducts: [M+H-2H2O]+ (Ppm: 14.5)  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO22_1_3Resolution: 75μm, 121x68
                                          | 
                                    
                                        
                                             | 
                                
| N-Eicosapentaenoyl Tryptophan Formula: C31H40N2O3 (488.3039) Adducts: [M+K]+ (Ppm: 14.8)  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO22_1_4Resolution: 17μm, 82x80
                                          | 
                                    
                                        
                                             | 
                                
| m/z_527.3955 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO29_16_2Resolution: 17μm, 95x101
                                          | 
                                    
                                        
                                             | 
                                
| m/z_527.3949 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        TO42TResolution: 17μm, 69x81
                                          | 
                                    
                                        
                                             | 
                                
| N-Eicosapentaenoyl Tryptophan Formula: C31H40N2O3 (488.3039) Adducts: [M+K]+ (Ppm: 9.2)  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO22_1_9Resolution: 75μm, 89x74
                                          | 
                                    
                                        
                                             | 
                                
| m/z_527.3946 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        TO39TResolution: 17μm, 69x81
                                          | 
                                    
                                        
                                             | 
                                
| N-Eicosapentaenoyl Tryptophan Formula: C31H40N2O3 (488.3039) Adducts: [M+K]+ (Ppm: 11.8)  | 
                                    Homo sapiens (colorectal adenocarcinoma) | 
                                        439TopL, 409TopR, 429BottomL, 419BottomR-profileResolution: 17μm, 157x136
                                         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).  | 
                                    
                                        
                                             | 
                                
| m/z_527.3953 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO29_16_3Resolution: 17μm, 108x107
                                          | 
                                    
                                        
                                             | 
                                
| N-Eicosapentaenoyl Tryptophan Formula: C31H40N2O3 (488.3039) Adducts: [M+K]+ (Ppm: 9)  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO26_7_2Resolution: 17μm, 135x101
                                          | 
                                    
                                        
                                             | 
                                
| m/z_527.3961 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO26_7_3Resolution: 75μm, 82x88
                                          | 
                                    
                                        
                                             | 
                                
| m/z_527.3956 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO30_8M_5Resolution: 75μm, 56x54
                                          | 
                                    
                                        
                                             | 
                                
| m/z_527.3965 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO22_1_5Resolution: 75μm, 135x94
                                          | 
                                    
                                        
                                             | 
                                
| N-Eicosapentaenoyl Tryptophan Formula: C31H40N2O3 (488.3039) Adducts: [M+K]+ (Ppm: 10.3)  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO22_1_7Resolution: 75μm, 69x54
                                          | 
                                    
                                        
                                             | 
                                
| 3-Hexaprenyl-4,5-Dihydroxybenzoic acid Formula: C37H54O4 (562.4022) Adducts: [M+H-2H2O]+ (Ppm: 14.3)  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO22_1_8Resolution: 75μm, 69x61
                                          | 
                                    
                                        
                                             | 
                                
| m/z_527.3957 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO22_2_1Resolution: 75μm, 89x88
                                          | 
                                    
                                        
                                             | 
                                
| N-Eicosapentaenoyl Tryptophan Formula: C31H40N2O3 (488.3039) Adducts: [M+K]+ (Ppm: 7.8)  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO22_2_2Resolution: 75μm, 135x94
                                          | 
                                    
                                        
                                             | 
                                
| m/z_527.3962 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO26_16_1Resolution: 75μm, 95x88
                                          | 
                                    
                                        
                                             | 
                                
| m/z_527.3952 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO30_7_2Resolution: 75μm, 82x68
                                          | 
                                    
                                        
                                             | 
                                
