RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet ID	RM0136379
RefMet name	Leucine
Systematic name	(2S)-2-amino-4-methylpentanoic acid
Synonyms	PubChem Synonyms
Exact mass	131.094629 (neutral)	Calculate m/z: (Choose adduct) [M+H]+ [M+H-H2O]+ [M.]+ [M+2H]2+ [M+3H]3+ [M+4H]4+ [M+K]+ [M+2K]2+ [M+2K-H]+ [M+Na]+ [M+2Na]2+ [M+2Na-H]+ [M+Li]+ [M+2Li]2+ [M+NH4]+ [M.CH3]+ [M+Ag]+ [M+H+CH3OH]+ [M+H+CH3CN]+ [M+H+2CH3CN]+ [M+Na+CH3CN]+ [M.NaFormate+H]+ [M.NH4Formate+H]+ [M.TMSi]+ [M.tBuDMSi]+ [M+H-Hexose]+ [M+H-EtnP]+ [M+H-SerP]+ [M-H]- [M-H-H2O]- [M-CH3]- [M-2H]2- [M-3H]3- [M-4H]4- [M+Cl]- [M+OAc]- [M+Na-2H]- [M+K-2H]- [M.Formate]- [M.NaFormate-H]- [M.NH4Formate-H]- [M.F]- [M-H-Ser]- [M.HF2]- M(neutral)    View other RefMet entries with this exact (neutral) mass:   +/- 0.05 amu   +/- 0.1 amu   +/- 0.2 amu   +/- 0.5 amu
Formula	C6H13NO2	View other entries in RefMet with this formula
Molecular descriptors
Molfile	42493 (Download molfile/View MW Metabolite Database details)
InChI	InChI=1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m0/s1
InChIKey	ROHFNLRQFUQHCH-YFKPBYRVSA-N	View other enantiomers/diastereomers of this metabolite in RefMet
SMILES	CC(C)C[C@@H](C(=O)O)N Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super Class	Organic acids
Main Class	Amino acids and peptides
Sub Class	Amino acids
Distribution of Leucine in NMDR studies
Species	Plot Species distribution
Sample source	Plot Sample source(tissue) distribution
Platform	Platform (MS/NMR) used for detection
Chromatography	Chromatography methods used for detection
Studies	NMDR Studies reporting Leucine
External Links
Pubchem CID	6106
ChEBI ID	15603
KEGG ID	C00123
HMDB ID	HMDB0000687
Chemspider ID	5880
MetaCyc ID	LEU
EPA CompTox	DTXCID60206122
Spectral data for Leucine standards
BMRB ID(NMR)	View NMR spectra
NP-MRD ID(NMR)	View NMR spectra
MassBank(EU)	View MS spectra
Structural annotation level
Annotation level	1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving Leucine

Rxn ID	KEGG Reaction	Enzyme
R01088	L-Leucine + H2O + NAD+ <=> 4-Methyl-2-oxopentanoate + Ammonia + NADH + H+	L-leucine:NAD+ oxidoreductase (deaminating)
R01090	L-Leucine + 2-Oxoglutarate <=> 4-Methyl-2-oxopentanoate + L-Glutamate	L-Leucine:2-oxoglutarate aminotransferase
R03657	ATP + L-Leucine + tRNA(Leu) <=> AMP + Diphosphate + L-Leucyl-tRNA	L-Leucine:tRNA(Leu) ligase (AMP-forming)

Table of KEGG human pathways containing Leucine

Pathway ID	Human Pathway	# of reactions
hsa00280	Valine, leucine and isoleucine degradation	1
hsa00290	Valine, leucine and isoleucine biosynthesis	1
hsa00970	Aminoacyl-tRNA biosynthesis	1
hsa01100	Metabolic pathways	1
hsa01210	2-Oxocarboxylic acid metabolism	1
hsa01230	Biosynthesis of amino acids	1