Table 3.

(A) Types of EGFR mutations in Turkish NSCLC patients.

Mutation	Exon	Nucleotide Number	Amino Acid Changes	Mutation
Point mutation	18	2155 (G>T)	G719C	1 (0.8%)
Point mutation	18	2134 (G>A)	G719S	3 (2.5%)
Point mutation	18	2155 (G>A)	G719A	9 (7.6%)
Deletion	19	235-2249del (GGA ATT AAG AGA AGC)	delE746-A750	39 (33.4%)
Del/Ins	19	2235-2252del (GGA ATT AAG AGA AGC insCA)	L747-6751insP	10 (8.5%)
Del/Ins	19	2235-2252del (GGA ATT AAG AGA AGC insAAT)	delE746-T751insI	5 (4.2%)
Del/Ins	19	2235-2258del (GGA ATT AAG AGA AGC insAAT CCA)	delE746-A750insIP	1 (0.8%)
Del/Ins	19	2235-2249del (GGA ATT AAG AGA AGC insAGA)	delL747-P753insS	3 (2.5%)
Del/Ins	19	2235-2258del (GGA ATT AAG AGA AGC insAAT)	delE746-A750insI	3 (2.5%)
Del/Ins	19	2235-2258del (GGA ATT AAG AGA AGC insCCA)	delA746-A750insP	1 (0.8%)
Del/Ins	19	2235-2258del (GGA AAT AAG AGA AGC insCAA)	delL747-T751insQ	1 (0.8%)
Point mutation	20	2369 (C>T)	T790M	3 (2.5%)
Point mutation	21	2573 (T>G)	L858R	10 (8.5%)
Point mutation	21	2582 (T>A)	L861Q	29 (24.6%)

Del/Ins: deletions and insertions.