PMID-sentid Pub_year Sent_text compound_name comp_offset prot_official_name organism prot_offset 18065542-0 2008 A point mutation in the two-component regulator PhoP-PhoR accounts for the absence of polyketide-derived acyltrehaloses but not that of phthiocerol dimycocerosates in Mycobacterium tuberculosis H37Ra. acyltrehaloses 105-119 two component system response transcriptional positive regulator PhoP Mycobacterium tuberculosis H37Rv 48-52