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Example CodeSystem/gene-element-type (XML)

Responsible Owner: Biomedical Research and Regulation Work GroupStandards Status: Informative

Raw XML (canonical form + also see XML Format Specification)

Definition for Code SystemGeneElementTypeExample

<?xml version="1.0" encoding="UTF-8"?>

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="gene-element-type"/> 
  <meta> 
    <lastUpdated value="2026-06-23T16:20:19.822+00:00"/> 
  </meta> 
  <text> 
    <status value="generated"/> 
    <div xmlns="http://www.w3.org/1999/xhtml">
      <p class="res-header-id">
        <b> Generated Narrative: CodeSystem gene-element-type</b> 
      </p> 
      <a name="gene-element-type"> </a> 
      <a name="hcgene-element-type"> </a> 
      <p> This case-sensitive code system 
        <code> http://hl7.org/fhir/gene-element-type</code>  defines the following codes:
      </p> 
      <table class="codes">
        <tr> 
          <td style="white-space:nowrap">
            <b> Code</b> 
          </td> 
          <td> 
            <b> Display</b> 
          </td> 
          <td> 
            <b> Definition</b> 
          </td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">promoter
            <a name="gene-element-type-promoter"> </a> 
          </td> 
          <td> Promoter</td> 
          <td> A DNA sequence that initiates and regulates transcription of a gene.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">enhancer
            <a name="gene-element-type-enhancer"> </a> 
          </td> 
          <td> Enhancer</td> 
          <td> A DNA sequence that increases the rate of transcription.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">silencer
            <a name="gene-element-type-silencer"> </a> 
          </td> 
          <td> Silencer</td> 
          <td> A DNA sequence that reduces or prevents transcription.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">terminator
            <a name="gene-element-type-terminator"> </a> 
          </td> 
          <td> Terminator</td> 
          <td> A DNA sequence that signals the end of transcription.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">repressor
            <a name="gene-element-type-repressor"> </a> 
          </td> 
          <td> Repressor binding site</td> 
          <td> A DNA sequence to which a repressor protein binds to inhibit transcription.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">coding-sequence
            <a name="gene-element-type-coding-sequence"> </a> 
          </td> 
          <td> Coding sequence (CDS)</td> 
          <td> The portion of a gene that encodes a protein.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">intron
            <a name="gene-element-type-intron"> </a> 
          </td> 
          <td> Intron</td> 
          <td> A non-coding sequence within a gene that is spliced out during mRNA processing.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">ribozyme
            <a name="gene-element-type-ribozyme"> </a> 
          </td> 
          <td> Ribozyme</td> 
          <td> A catalytic RNA element.</td> 
        </tr> 
      </table> 
    </div> 
  </text> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="brr"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="informative"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="1"/> 
  </extension> 
  <url value="http://hl7.org/fhir/gene-element-type"/> 
  <version value="6.0.0-ballot4"/> 
  <name value="GeneElementTypeExample"/> 
  <title value="Gene Element Type"/> 
  <status value="active"/> 
  <experimental value="true"/> 
  <date value="2026-06-23"/> 
  <publisher value="HL7 (FHIR Project)"/> 
  <contact> 
    <telecom> 
      <system value="url"/> 
      <value value="http://hl7.org/fhir"/> 
    </telecom> 
    <telecom> 
      <system value="email"/> 
      <value value="fhir@lists.hl7.org"/> 
    </telecom> 
  </contact> 
  <description value="The functional role of a DNA element within a gene therapy construct."/> 
  <jurisdiction> 
    <coding> 
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/> 
      <code value="001"/> 
      <display value="World"/> 
    </coding> 
  </jurisdiction> 
  <caseSensitive value="true"/> 
  <valueSet value="http://hl7.org/fhir/ValueSet/gene-element-type"/> 
  <content value="complete"/> 
  <concept> 
    <code value="promoter"/> 
    <display value="Promoter"/> 
    <definition value="A DNA sequence that initiates and regulates transcription of a gene."/> 
  </concept> 
  <concept> 
    <code value="enhancer"/> 
    <display value="Enhancer"/> 
    <definition value="A DNA sequence that increases the rate of transcription."/> 
  </concept> 
  <concept> 
    <code value="silencer"/> 
    <display value="Silencer"/> 
    <definition value="A DNA sequence that reduces or prevents transcription."/> 
  </concept> 
  <concept> 
    <code value="terminator"/> 
    <display value="Terminator"/> 
    <definition value="A DNA sequence that signals the end of transcription."/> 
  </concept> 
  <concept> 
    <code value="repressor"/> 
    <display value="Repressor binding site"/> 
    <definition value="A DNA sequence to which a repressor protein binds to inhibit transcription."/> 
  </concept> 
  <concept> 
    <code value="coding-sequence"/> 
    <display value="Coding sequence (CDS)"/> 
    <definition value="The portion of a gene that encodes a protein."/> 
  </concept> 
  <concept> 
    <code value="intron"/> 
    <display value="Intron"/> 
    <definition value="A non-coding sequence within a gene that is spliced out during mRNA processing."/> 
  </concept> 
  <concept> 
    <code value="ribozyme"/> 
    <display value="Ribozyme"/> 
    <definition value="A catalytic RNA element."/> 
  </concept> 
</CodeSystem> 

Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.