(2-hydroxy-6-phenylhexa-2,4-dienoic acid hydrolase) recommended name 4,5-9,10-diseco-3-hydroxy-5,9,17-trioxoandrosta-1(10),2-diene-4-oate hydrolase. There are more than 1000 strains. Other Uniprot entries and list of strains can be found with the link: Other strains. Cholesterol metabolism contributes to the survival of M.tuberculosis in the host by helping the bacterial multiplication during earlier stages of infection and to the dissemination of the pathogen in the host.