From: Evolutionary gradient of predicted nuclear localization signals (NLS)-bearing proteins in genomes of family Planctomycetaceae
NLS motif
length
diversity
origin
PRRRK
5
3
5.66
RKRKK
5.98
RPRRK
5.38
KRPRP
5.36
RKRRR
2
7.96
P.KKKRK
7
4
5.3
TKRS…M
8
11
5.14
KR.{10}KKKL
16
23
5.12
K[RK]{3,5}.{11,18}[RK]K.{2,3}K
25
38
8.54
[KR]{4}.{20,24}K{1,4}.K
31
58
11.4