Clinical Genomics Resource Incubator
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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

ValueSet: Nucleotide DNA 1-letter Ambiguous Symbols ValueSet (Experimental)

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)

Logical Definition (CLD)

Last updated: 2026-03-23 00:00:00+0000

Profile: Shareable ValueSet

 

Expansion

Expansion performed internally based on codesystem Nucleotide DNA Symbols v0.1.0-ci-build (CodeSystem)

This value set contains 15 concepts

SystemCodeDisplay (en)DefinitionJSONXML
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  GGuanineG
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  AAdenineA
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  TThymineT
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  CCytosineC
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  RPurineG or A
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  YPyrimidineT or C
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  MAminoA or C
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  KKetoG or T
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  SStrong interaction (3 H bonds)G or C
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  WWeak interaction (2 H bonds)A or T
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  HNot-G (H follows G in the alphabet)A or C or T
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  BNot-A (B follows A)G or T or C
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  VNot-T/Not-U (V follows U)G or C or A
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  DNot-C (D follows C)G or A or T
http://hl7.org/fhir/uv/cg-incubator/CodeSystem/nucleotide-dna  NAny nucleotideG or A or T or C

Description of the above table(s).