---
type: "example"
title: "MolecularDefinition Example: moleculardefinition-example-variation-pgx-var-1020"
resource: "MolecularDefinition"
example: "moleculardefinition-example-variation-pgx-var-1020"
---
# MolecularDefinition Example: moleculardefinition-example-variation-pgx-var-1020

## Example XML



```xml
<?xml version="1.0" encoding="UTF-8"?>
<MolecularDefinition xmlns="http://hl7.org/fhir">
    <id value="example-variation-pgx-var-1020"/>
    <moleculeType>
        <coding>
            <system value="http://hl7.org/fhir/sequence-type"/>
            <code value="dna"/>
            <display value="DNA Sequence"/>
        </coding>
    </moleculeType>
    <location>
        <sequenceLocation>
            <sequenceContext>
                <reference value="MolecularDefinition/example-sequence-nc00001010-url"/>
                <type value="MolecularDefinition"/>
                <display value="Starting Sequence Resource: Homo sapiens chromosome 10, GRCh37.p13 Primary Assembly, NC_000010.10"/>
            </sequenceContext>
                <coordinateInterval>
                    <coordinateSystem>
                        <system>
                            <coding>
                                <system value="http://loinc.org"/>
                                <code value="LA30102-0"/>
                                <display value="1-based character counting"/>
                            </coding>
                            <text value="1-based character counting"/>
                        </system>
                    </coordinateSystem>
                    <startQuantity>
                        <value value="96702047"/>
                    </startQuantity>
                    <endQuantity>
                        <value value="96702047"/>
                    </endQuantity>
                </coordinateInterval>
        </sequenceLocation>
    </location>
    <representation>
        <focus>
            <coding>
                <code value="reference-state"/>
                <display value="Reference State"/>
            </coding>
        </focus>
        <literal>
            <value value="C"/>
        </literal>
    </representation>
    <representation>
        <focus>
            <coding>
                <code value="alternative-state"/>
                <display value="Alternative State"/>
            </coding>
        </focus>
        <literal>
            <value value="C"/>
        </literal>
    </representation>
</MolecularDefinition>
```