DNA单字符表示法的兼并性

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Abbreviation to represent ambiguity

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M = A or C

R = A or G

W = A or T

S = C or G

Y = C or T

K = G or T

V = A or C or G

H = A or C or T

D = A or G or T

B = C or G or T

N = A or C or G or T

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