Predicted to enable lipid binding activity. Predicted to be involved in several processes, including antimicrobial humoral response; immune response in nasopharyngeal-associated lymphoid tissue; and negative regulation of single-species biofilm formation in or on host organism. Predicted to be located in extracellular region. Predicted to be active in extracellular space. Orthologous to human BPIFA1 (BPI fold containing family A member 1). [provided by Alliance of Genome Resources, Apr 2022]