
thumb|594x594px|Activity in a Spironucleus salmonicida|Spironucleus salmonicida hydrogenosome: [[pyruvate (PYR) is turned into carbon dioxide (CO2) and acetate while producing molecular hydrogen (H2) and converting ADP into ATP]]
thumb|594x594px|Activity in a Spironucleus salmonicida|Spironucleus salmonicida hydrogenosome: [[pyruvate (PYR) is turned into carbon dioxide (CO2) and acetate while producing molecular hydrogen (H2) and converting ADP into ATP]]
A hydrogenosome is a membrane-enclosed organelle found in some anaerobic ciliates, flagellates, fungi, and three species of loriciferans. Hydrogenosomes are highly variable organelles that have presumably evolved from protomitochondria to produce molecular hydrogen and ATP in anaerobic conditions.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).