Gene

Locus

Product

Frequency

Nf2

22q12.2

Merlin

40%~60%

TRAF7

16p13.3

TNF receptor-associated factor-7

15%~26%

KLF4

9p31

Krüppel factor 4

9%~12%

AKT1

14q32.33

AKT1 kinase (serine/threonine protein kinase)

7%~12%

PIK3CA

3q26.32

Catalytic subunit of kinase, PI3K

4%~7%

POLR2A

17p.13.1

RNA polymerase II subunit A

6%