RefMet Compound Details

Created with Raphaƫl 2.1.0NHNH2NHOHO
RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0128522
RefMet name4-Guanidinobutanoic acid
Systematic name4-[(diaminomethylidene)amino]butanoic acid
SynonymsPubChem Synonyms
Exact mass145.085127 (neutral)
Calculate m/z:   
View other RefMet entries with this exact (neutral) mass:   +/- 0.05 amu   +/- 0.1 amu   +/- 0.2 amu   +/- 0.5 amu
FormulaC5H11N3O2View other entries in RefMet with this formula
Molecular descriptors
Molfile38341 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C5H11N3O2/c6-5(7)8-3-1-2-4(9)10/h1-3H2,(H,9,10)(H4,6,7,8)
InChIKeyTUHVEAJXIMEOSA-UHFFFAOYSA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESC(CC(=O)O)CNC(=N)N
Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super ClassOrganic nitrogen compounds
Main ClassGuanidines
Sub ClassGuanidines
Distribution of 4-Guanidinobutanoic acid in NMDR studies
SpeciesPlot Species distribution
Sample sourcePlot Sample source(tissue) distribution
PlatformPlatform (MS/NMR) used for detection
ChromatographyChromatography methods used for detection
StudiesNMDR Studies reporting 4-Guanidinobutanoic acid
External Links
Pubchem CID500
ChEBI ID86564
KEGG IDC01035
HMDB IDHMDB0003464
Chemspider ID486
MetaCyc IDCPD-592
Spectral data for 4-Guanidinobutanoic acid standards
BMRB ID(NMR)View NMR spectra
NP-MRD ID(NMR)View NMR spectra
MassBank(EU)View MS spectra
Structural annotation level
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving 4-Guanidinobutanoic acid

Rxn IDKEGG ReactionEnzyme
R01989 L-Arginine + 4-Aminobutanoate <=> L-Ornithine + 4-GuanidinobutanoateL-Arginine:4-aminobutanoate amidinotransferase
R01990 4-Guanidinobutanoate + H2O <=> 4-Aminobutanoate + Urea4-Guanidinobutanoate amidinohydrolase

Table of KEGG human pathways containing 4-Guanidinobutanoic acid

Pathway IDHuman Pathway# of reactions
hsa00330 Arginine and proline metabolism 1
hsa01100 Metabolic pathways 1
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