{"symbol":"TTC21A","synonyms":["IFT139A","STI2"],"name":"tetratricopeptide repeat domain 21A","description":"Involved in flagellated sperm motility and spermatid development. Predicted to be located in cilium. Predicted to be part of intraciliary transport particle A. Implicated in spermatogenic failure 37. [provided by Alliance of Genome Resources, Mar 2025]","ncbiEntrezGeneId":199223,"ncbiEntrezGeneUrl":"http://www.ncbi.nlm.nih.gov/gene/199223","proteins":[{"symbol":"TT21A_HUMAN","href":"/api/1.0/protein/TT21A_HUMAN"}],"hgncRootFamilies":[{"name":"Tetratricopeptide repeat domain containing (TTC)","href":"/api/1.0/gene_family/Tetratricopeptide+repeat+domain+containing+%28TTC%29"}]}