EGFR NM_005228.5:c.2303_2304delinsTT

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A complex substitution where the nucleotide sequence at positions 2303 and 2304 of the coding sequence of the EGFR gene has changed from guanine-cytosine to thymine-thymine.

**Synonyms:** - EGFR c.2303_2304delinsTT - EGFR c.2325_2326GC>TT - EGFR c.2325_2326delGCinsTT - ERBB c.2303_2304delinsTT - ERBB1 c.2303_2304delinsTT - Epidermal Growth Factor Receptor Gene c.2303_2304delinsTT - HER1 c.2303_2304delinsTT - NM_005228.5:c.2303_2304delinsTT