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. Author manuscript; available in PMC: 2014 Jul 30.
Published in final edited form as: Curr Microbiol. 2014 May 7;69(3):343–348. doi: 10.1007/s00284-014-0593-9

Fig. 1.

Fig. 1

Tyrosine catabolism pathway of Pseudomonas aeruginosa. Inactivation of HmgA results in the secretion of HGA, which auto-oxidizes and self-polymerizes to form pyomelanin. NTBC inhibits HGA production and pyomelanin formation through interactions with Hpd