The function of Ensembl gene identifier ENSG00000104941 (RSPH6A, radial spoke head 6 homolog A) is as follows. Functions as part of radial spoke complexes in the axoneme of sperm flagella that play an important part in motility. The triple radial spokes (RS1, RS2 and RS3) are required to modulate beating of the sperm flagellum. .