Definition of porphobilinogen in English:

porphobilinogen

Pronunciation /ˌpɔːfəʊbʌɪˈlɪnədʒ(ə)n/

noun

Biochemistry
  • A colourless, soluble, solid compound which is a metabolic precursor of porphyrins, is excreted in the commoner forms of porphyria, and is a substituted pyrrole; 5-aminomethyl-4-carboxymethyl-1 H -pyrrole-3-propanoic acid, C₁₀ H₁₄ N₂ O₄.

Origin

1930s; earliest use found in Chemical Abstracts. From German Porphobilinogen from Porphobilin + -ogen.