{"data":{"id":"us/37-cfr-appendix-b-to-subpart-g-of-part-1","jurisdiction":"us","citation":"37 CFR Appendix B to Subpart G of Part 1","heading":"Appendix B to Subpart G of Part 1—List of Modified 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\nac4c 4-acetylcytidine.\nchm5u 5-(carboxyhydroxymethyl)uridine.\ncm 2′-O-methylcytidine.\ncmnm5s2u 5-carboxymethylaminomethyl-2-thiouridine.\ncmnm5u 5-carboxymethylaminomethyluridine.\nd dihydrouridine.\nfm 2′-O-methylpseudouridine.\ngal q beta, D-galactosylqueuosine.\ngm 2′-O-methylguanosine.\ni inosine.\ni6a N6-isopentenyladenosine.\nm1a 1-methyladenosine.\nm1f 1-methylpseudouridine.\nm1g 1-methylguanosine.\nm1i 1-methylinosine.\nm22g 2,2-dimethylguanosine.\nm2a 2-methyladenosine.\nm2g 2-methylguanosine.\nm3c 3-methylcytidine.\nm5c 5-methylcytidine.\nm6a N6-methyladenosine.\nm7g 7-methylguanosine.\nmam5u 5-methylaminomethyluridine.\nmam5s2u 5-methoxyaminomethyl-2-thiouridine.\nman q beta, D-mannosylqueuosine.\nmcm5s2u 5-methoxycarbonylmethyl-2-thiouridine.\nmcm5u 5-methoxycarbonylmethyluridine.\nmo5u 5-methoxyuridine.\nms2i6a 2-methylthio-N6-isopentenyladenosine.\nms2t6a N-((9-beta-D-ribofuranosyl-2-methylthiopurine-6-yl)carbamoyl)threonine.\nmt6a N-((9-beta-D-ribofuranosylpurine-6-yl)N-methylcarbamoyl)threonine.\nmv uridine-5-oxyacetic acid-methylester.\no5u uridine-5-oxyacetic acid.\nosyw wybutoxosine.\np pseudouridine.\nq queuosine.\ns2c 2-thiocytidine.\ns2t 5-methyl-2-thiouridine.\ns2u 2-thiouridine.\ns4u 4-thiouridine.\nt 5-methyluridine.\nt6a N-((9-beta-D-ribofuranosylpurine-6-yl)-carbamoyl)threonine.\ntm 2′-O-methyl-5-methyluridine.\num 2′-O-methyluridine.\nyw wybutosine.\nx 3-(3-amino-3-carboxy-propyl)uridine, (acp3)u.","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":"016ce498cb2db49b55646446397fce5278e60c8fb3fd22036e95639449ab5e56","source_id":"us-cfr","stale":true,"prev":"us/37-cfr-appendix-a-to-subpart-g-of-part-1","next":"us/37-cfr-appendix-c-to-subpart-g-of-part-1"},"notice":"GroundRules: Original legal text. Not legal advice."}