Predicted to be a structural constituent of ribosome. Predicted to be involved in cytoplasmic translation. Predicted to be located in ribosome. Predicted to be part of cytosolic large ribosomal subunit. Is expressed in adult fat body and organism. Orthologous to human RPL39 (ribosomal protein L39); RPL39L (ribosomal protein L39 like); and RPL39P5 (ribosomal protein L39 pseudogene 5).