M/Z: 991.6521


Hit 2 annotations:  PC(24:1(15Z)/LTE4)_[M+H-2H2O]+; PI(18:0/6 keto-PGF1alpha)_[M+K]+


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 2 Reference Ions Near m/z 991.6521
NovoCell ID m/z Mass Window Metabolite Ranking Anatomy Context
MSI_000006966 Reliable 991.6525 991.6521 ~ 991.6528
MzDiff: 3.0 ppm		 PI(18:0/6 keto-PGF1alpha) (BioDeep_00000201364)
Formula: C47H85O17P (952.5524)		 6.2 (53%) Rattus norvegicus
[UBERON:0004358] caput epididymis
MSI_000007499 991.6533 991.6533 ~ 991.6533
MzDiff: 0.1 ppm		 PC(24:1(15Z)/LTE4) (BioDeep_00000213728)
Formula: C55H99N2O11PS (1026.6707)		 2.23 (100%) Rattus norvegicus
[UBERON:0004359] corpus epididymis

Found 11 Sample Hits
Metabolite Species Sample
PC(24:1(15Z)/LTE4)

Formula: C55H99N2O11PS (1026.6707)
Adducts: [M+H-2H2O]+ (Ppm: 3.6) 		Rattus norvegicus (Epididymis)
epik_dhb_head_ito03_18
Resolution: 17μm, 208x104

Description

PC(24:1(15Z)/LTE4)

Formula: C55H99N2O11PS (1026.6707)
Adducts: [M+H-2H2O]+ (Ppm: 4.4) 		Rattus norvegicus (Epididymis)
epik_dhb_head_ito08_43
Resolution: 17μm, 298x106

Description

PC(24:1(15Z)/LTE4)

Formula: C55H99N2O11PS (1026.6707)
Adducts: [M+H-2H2O]+ (Ppm: 3.6) 		Rattus norvegicus (Epididymis)
epik_dhb_head_ito08_44
Resolution: 17μm, 299x111

Description

PI(18:0/6 keto-PGF1alpha)

Formula: C47H85O17P (952.5524)
Adducts: [M+K]+ (Ppm: 2) 		Rattus norvegicus (Epididymis)
epik_dhb_head_ito08_46
Resolution: 17μm, 298x106

Description

PI(18:0/6 keto-PGF1alpha)

Formula: C47H85O17P (952.5524)
Adducts: [M+K]+ (Ppm: 2.3) 		Rattus norvegicus (Epididymis)
epik_dhb_head_ito08_47
Resolution: 17μm, 301x111

Description

PC(24:1(15Z)/LTE4)

Formula: C55H99N2O11PS (1026.6707)
Adducts: [M+H-2H2O]+ (Ppm: 4.1) 		Rattus norvegicus (Epididymis)
epik_dhb_head_ito08_48
Resolution: 17μm, 294x107

Description

PC(24:1(15Z)/LTE4)

Formula: C55H99N2O11PS (1026.6707)
Adducts: [M+H-2H2O]+ (Ppm: 4.3) 		Rattus norvegicus (Epididymis)
epik_dhb_head_ito01_04
Resolution: 17μm, 178x91

Description

PI(18:0/6 keto-PGF1alpha)

Formula: C47H85O17P (952.5524)
Adducts: [M+K]+ (Ppm: 2) 		Rattus norvegicus (Epididymis)
epik_dhb_head_ito01_03
Resolution: 17μm, 159x110

Description

PC(24:1(15Z)/LTE4)

Formula: C55H99N2O11PS (1026.6707)
Adducts: [M+H-2H2O]+ (Ppm: 3.8) 		Rattus norvegicus (normal)
epik_dhb_head_ito01_05
Resolution: 17μm, 183x105

Description

PC(24:1(15Z)/LTE4)

Formula: C55H99N2O11PS (1026.6707)
Adducts: [M+H-2H2O]+ (Ppm: 4.3) 		Rattus norvegicus (Epididymis)
epik_dhb_head_ito01_06
Resolution: 17μm, 183x103

Description

PC(24:1(15Z)/LTE4)

Formula: C55H99N2O11PS (1026.6707)
Adducts: [M+H-2H2O]+ (Ppm: 4.2) 		Rattus norvegicus (Epididymis)
epik_dhb_head_ito03_14
Resolution: 17μm, 205x103

Description