{"data":{"id":"us/37-cfr-appendix-a-to-subpart-g-of-part-1","jurisdiction":"us","citation":"37 CFR Appendix A to Subpart G of Part 1","heading":"Appendix A to Subpart G of Part 1—List of Nucleotides","body":"Source: World Intellectual Property Organization (WIPO) Handbook on Industrial Property Information and Documentation, Standard ST.25: Standard for the Presentation of Nucleotide and Amino Acid Sequence Listings in Patent Applications (2009).\nSymbol Meaning Origin of designation\na a adenine.\ng g guanine.\nc c cytosine.\nt t thymine.\nu u uracil.\nr g or a purine.\ny t/u or c pyrimidine.\nm a or c amino.\nk g or t/u keto.\ns g or c strong interactions 3H-bonds.\nw a or t/u weak interactions 2H-bonds.\nb g or c or t/u not a.\nd a or g or t/u not c.\nh a or c or t/u not g.\nv a or g or c not t, not u.\nn a or g or c or t/u, unknown, or other any.","path":["Title 37—Patents, Trademarks, and Copyrights","CHAPTER I—UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE","SUBCHAPTER A—GENERAL","PART 1—RULES OF PRACTICE IN PATENT CASES","Subpart G—Biotechnology Invention Disclosures"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-37.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:45Z","sha256":"6968c001032999caaa08ad78c1bacd763bf6d75d4343885df448434756f15409","source_id":"us-cfr","stale":true,"prev":"us/37-cfr-1.839","next":"us/37-cfr-appendix-b-to-subpart-g-of-part-1"},"notice":"GroundRules: Original legal text. Not legal advice."}