• My NEB
  • Print
  • PDF
  • The Genetic Code


    Second Position
    First
    Position
    (5' end)
    U C A G
    Third
    Position
    (3' end)
    U UUU
    UUC
    Phe UCU
    UCC
    Ser UAU
    UAC
    Tyr UGU
    UGC
    Cys
    U
    C

    A
    G
    UUA
    UUG
    Leu UCA
    UCG
    UAA
    UAG
    Stop
    Stop
    UGA
    UGG
    Stop
    Trp
    C CUU
    CUC
    Leu CCU
    CCC
    Pro CAU
    CAC
    His CGU
    CGC
    Arg
    U
    C

    A
    G
    CUA
    CUG
    CCA
    CCG
    CAA
    CAG
    Gln CGA
    CGG
    A AUU
    AUC
    AUA
    Ile ACU
    ACC
    Thr AAU
    AAC
    Asn AGU
    AGC
    Ser
    U
    C

    A
    G
    AUG Met ACA
    ACG
    AAA
    AAG
    Lys AGA
    AGG
    Arg
    G GUU
    GUC
    Val GCU
    GCC
    Ala GAU
    GAC
    Asp GGU
    GGC
    Gly
    U
    C

    A
    G
    GUA
    GUG
    GCA
    GCG
    GAA
    GAG
    Glu GGA
    GGG
    Termination Signals Single Letter Code
    UAA (Ochre)
    UAG (Amber)
    UGA (Opal
    A = adenosine
    C = cytidine
    G = guanosine
    T = thymidine
    B = C or G or T
    D = A or G or T
    H = A or C or T
    K = G or T
    M = A or C
    N = A or C or G or T
    R = A or G
    S = C or G
    V = A or C or G
    W = A or T
    Y = C or T