Amino acid replacement: I209A.
Mutations in the nuclear export signal sequence and in both nuclear localisation signal sequences.
Amino acid replacement: F231A.
Amino acid replacement: I216A.
Amino acid replacement: M218A.
Amino acid replacement: ?240A.
Amino acid replacement: ?241A.
Amino acid replacement: ?242A.
Amino acid replacement: ?291A.
Amino acid replacement: ?292A.