Predicted to enable rRNA binding activity and translation regulator activity. Predicted to be a structural constituent of ribosome. Predicted to be involved in positive regulation of cell population proliferation; positive regulation of translational fidelity; and translation. Is active in synapse. Is expressed in several structures, including cerebral cortex; diaphragm; eye; genitourinary system; and soleus. Orthologous to human RPS9 (ribosomal protein S9). [provided by Alliance of Genome Resources, Apr 2022]