CLEC4D and Legionnaires' disease: Additionally, the results of the KEGG analysis revealed that the genes were predominantly concentrated in diverse pathways, such as Resistance to Antifolates, the NOD-like Receptor Signaling Pathway, Legionnaires’ Disease, Pertussis, the C-type Lectin Receptor Signaling Pathway, Inflammatory Bowel Disease, and Necroptosis.