Clinical Genomics Resource Incubator, published by HL7 International / Clinical Genomics. This guide is not an authorized publication; it is the continuous build for version 0.1.0-ci-build built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/cg-incubator/ and changes regularly. See the Directory of published versions
| Official URL: http://hl7.org/fhir/uv/cg-incubator/ValueSet/nucleotide-dna-1letter-ambiguous | Version: 0.1.0-ci-build | ||||
| Standards status: Informative Draft as of 2026-03-23 | Maturity Level: 0 | Computable Name: NucleotideDNA1LetterAmbiguous | |||
Single-letter ambiguous symbols for DNA residues including all IUPAC codes (G, A, T, C, R, Y, M, K, S, W, H, B, V, D, N).
References
This value set is not used here; it may be used elsewhere (e.g. specifications and/or implementations that use this content)
Last updated: 2026-03-23 00:00:00+0000
Profile: Shareable ValueSet
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna version 📦0.1.0-ci-build
Expansion performed internally based on codesystem Nucleotide DNA Symbols v0.1.0-ci-build (CodeSystem)
This value set contains 15 concepts
| System | Code | Display (en) | Definition | JSON | XML |
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | G | Guanine | G | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | A | Adenine | A | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | T | Thymine | T | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | C | Cytosine | C | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | R | Purine | G or A | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | Y | Pyrimidine | T or C | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | M | Amino | A or C | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | K | Keto | G or T | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | S | Strong interaction (3 H bonds) | G or C | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | W | Weak interaction (2 H bonds) | A or T | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | H | Not-G (H follows G in the alphabet) | A or C or T | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | B | Not-A (B follows A) | G or T or C | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | V | Not-T/Not-U (V follows U) | G or C or A | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | D | Not-C (D follows C) | G or A or T | ||
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna | N | Any nucleotide | G or A or T or C |