[Telomerase RNA component is the ribonucleic acid subunit of telomerase. Telomerase uses the species-specific RNA sequences as the templates to synthesize GC-rich strand of telomeres, chromosome ends. ( NCI )] (UMLS (NCI) C0935992) hTR; Telomerase RNA Component; TERC =Nucleic Acid, Nucleoside, or Nucleotide; Biologically Active Substance ;