53082
DNA ligase in " E. coli " , as well as most prokaryotes , uses energy gained by cleaving nicotinamide adenine dinucleotide ( NAD ) to create the phosphodiester bond .
 E. coli
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 E. coli