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Table 1 Frequencies and types of BRAF and NRAS mutations

From: Prognostic significance of BRAF and NRAS mutations in melanoma: a German study from routine care

Mutation

Number of patients (n, %)

% of subpopulation

BRAF

87 (40.1)

BRAF (n = 87)

 V600E

63 (29.0)

72.4

 V600K

15 (6.9)

17.2

 V600R

4 (1.8)

4.6

 K601E

2 (0.9)

2.3

 L597S

1 (0.5)

1.1

 V600E, K601E

1 (0.5)

1.1

 A598A, R603*

1 (0.5)

1.1

NRAS

53 (24.4)

NRAS (n = 53)

 Q61K

22 (10.1)

41.5

 Q61R

19 (8.8)

35.8

 Q61L

3 (1.4)

5.7

 Q61V

1 (0.5)

1.9

 Q61H

1 (0.5)

1.9

 A59D

2 (0.9)

3.8

 G12D

1 (0.5)

1.9

 G13R

2 (0.9)

3.8

BRAF + NRAS

5 (2.3)

BRAF + NRAS (n = 5)

 V600E, Q61K

1 (0.5)

20.0

 V600E, Q61L

1 (0.5)

20.0

 V600E, G12S

1 (0.5)

20.0

 K601E, Q61L

1 (0.5)

20.0

 L584F, Q61K

1 (0.5)

20.0

  1. Mutation frequencies of BRAF (exon 15) and NRAS (exon 2 and 3) are indicated in total numbers (n) and percentages (%). The codons which are affected by the genetic alterations (left column) are indicated by Arabic numbers. The amino acids are indicated by single letter codes with terminator/end codes indicated by an asterisk (*)