ID 2.7.1.189 DE autoinducer-2 kinase. CA (S)-4,5-dihydroxypentane-2,3-dione + ATP = (2S)-2-hydroxy-3,4-dioxopentyl CA phosphate + ADP + H(+). CC -!- The enzyme participates in a degradation pathway of the bacterial CC quorum-sensing autoinducer molecule AI-2. DR A7ZLW9, LSRK_ECO24 ; Q8XAY5, LSRK_ECO57 ; B1XE99, LSRK_ECODH ; DR A8A064, LSRK_ECOHS ; B1IRU9, LSRK_ECOLC ; P77432, LSRK_ECOLI ; DR B1LFA4, LSRK_ECOSM ; A4WER6, LSRK_ENT38 ; A6TEC0, LSRK_KLEP7 ; DR Q7N2E1, LSRK_PHOLL ; Q57HE4, LSRK_SALCH ; Q5PJE9, LSRK_SALPA ; DR A9MZF8, LSRK_SALPB ; Q8Z2X3, LSRK_SALTI ; Q8ZKQ6, LSRK_SALTY ; DR A1JJ57, LSRK_YERE8 ; A7FMJ5, LSRK_YERP3 ; Q1C142, LSRK_YERPA ; DR B2K3G3, LSRK_YERPB ; Q0WJP7, LSRK_YERPE ; A9R072, LSRK_YERPG ; DR Q1CN11, LSRK_YERPN ; A4TQL2, LSRK_YERPP ; Q66EY7, LSRK_YERPS ; DR B1JLP8, LSRK_YERPY ; //