Porphobilinogen is an intermediate in the heme synthesis pathway produced from d-Amino-levulinic acid in a reaction catalyzed by the enzyme ALA dehydrogenase. Porphobilinogen is converted to Hydroxylmethyl bilane in a reaction catalyzed by the enzyme Porphobilinogen Deaminase.
References
1) Roshal, M., J. Turgeon, et al. (2008). “Rapid Quantitative Method Using Spin Columns to Measure Porphobilinogen in Urine.” Clinical Chemistry 54(2): 429-431.
2) Ford, R. E., M. J. Magera, et al. (2001). “Quantitative Measurement of Porphobilinogen in Urine by Stable-Isotope Dilution Liquid Chromatography-Tandem Mass Spectrometry.” Clinical Chemistry 47(9): 1627-1632.
3) Strand, A., T. Asami, et al. (2003). “Chloroplast to nucleus communication triggered by accumulation of Mg-protoporphyrinIX.” Nature 421(6918): 79.
4) Omata, Y., H. Sakamoto, et al. (2004). “Purification and Characterization of Human Uroporphyrinogen III Synthase Expressed in Escherichia coli.” Journal of Biochemistry 136(2): 211-220.
![Benzo[a]pyrene - Echelon Biosciences](https://www.echelon-inc.com/wp-content/uploads/2019/07/1452-300x240.gif)
