passages.id: split_4_test_1635_passage
passages.type: progene_text
passages.text: CaSLN1 , which encodes a histidine kinase , seems to be involved in the regulation of AOX expression in C. albicans on the basis of the observation that the activity of cyanide - resistant respiration and the expression level of AOX in the casln1 / casln1 mutants were found to be significantly low under normal conditions and slightly increased in the presence of respiratory inhibitors compared with the wild - type strain .