Mutation in the native start codon (ATG to AaG). This results in the protein being translated from an ATG codon 7 codons downstream of the wild-type start site, resulting in a mutant protein that lacks the seven most N-terminal amino acid residues of the wild-type protein.
T2216224A
T?A
M1K | daed-PA; M1K | daed-PB
M1K