What is considered a “specifically defined” nucleotide or amino acid?
According to MPEP 2412.03(a), “specifically defined” refers to: For nucleotides: any nucleotide other than those represented by the symbol “n” For amino acids: any amino acid other than those represented by the symbol “X” The MPEP cites WIPO Standard ST.26, which provides tables of symbols for nucleotides and amino acids. For example, ‘a’ represents adenine,…
Read MoreHow should coding regions be depicted in patent applications?
According to 37 CFR 1.822(c)(3), if an applicant chooses to depict coding regions, the amino acids corresponding to the codons in the coding parts of a nucleotide sequence must be listed immediately below the corresponding codons. The MPEP states: “If applicant chooses to depict coding regions, 37 CFR 1.822(c)(3) requires the amino acids corresponding to…
Read MoreWhat is considered an “amino acid” in a Sequence Listing XML?
According to MPEP 2412.03(b), an “amino acid” in a Sequence Listing XML includes: Any D- or L-amino acid Modified amino acids as defined in WIPO Standard ST.26 Amino acids with modified or synthetic side chains The MPEP states: Amino acids will be construed as unmodified L-amino acids unless further described in a feature table. It’s…
Read MoreWhat symbols are used for amino acids in a sequence listing?
What symbols are used for amino acids in a sequence listing? In a sequence listing, amino acids are represented using specific symbols as defined by WIPO Standard ST.25. According to MPEP 2423.01: “The amino acids in a protein or peptide sequence must be represented using the three-letter abbreviation with the first letter as a capital.”…
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