Table 3

IUPAC alphabet (ΣIUPAC).

Symbol
A
C
G
T
Bases
A
C
G
T

Symbol
U
R
Y
K
Bases
U
A,G
C,T
G,T

Symbol
M
S
W
B
Bases
A,C
G,C
A,T
C,G,T

Symbol
D
H
V
N
Bases
A,G,T
A,C,T
A,C,G
A,C,G,T

Zhang and Zaki Algorithms for Molecular Biology 2006 1:21   doi:10.1186/1748-7188-1-21