Example of another single varaint on a reference MolecularSequence related to a haplotype observation in PGx example, which will form with the other haplotype data to be a diplotype observation.

{
  "resourceType": "MolecularSequence",
  "id": "example-pgx-2",
  "text": {
    "status": "generated",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative</b></p><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">Resource &quot;example-pgx-2&quot; </p></div><p><b>type</b>: dna</p><p><b>coordinateSystem</b>: 0</p><p><b>patient</b>: <a href=\"patient-example.html\">Patient/example</a> &quot;Peter CHALMERS&quot;</p><h3>ReferenceSeqs</h3><table class=\"grid\"><tr><td>-</td><td><b>Orientation</b></td><td><b>ReferenceSeqId</b></td><td><b>Strand</b></td><td><b>WindowStart</b></td><td><b>WindowEnd</b></td></tr><tr><td>*</td><td>sense</td><td>NG_007726.3 <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (nuccore#NG_007726.3)</span></td><td>watson</td><td>55227970</td><td>55227980</td></tr></table><h3>Variants</h3><table class=\"grid\"><tr><td>-</td><td><b>Start</b></td><td><b>End</b></td><td><b>ObservedAllele</b></td><td><b>ReferenceAllele</b></td><td><b>VariantPointer</b></td></tr><tr><td>*</td><td>55227978</td><td>55227979</td><td>G</td><td>T</td><td><a href=\"observation-example-haplotype2.html\">Observation/example-haplotype2: Target Haplotype Observation</a></td></tr></table></div>"

  "resourceType" : "MolecularSequence",
  "id" : "example-pgx-2",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative: MolecularSequence</b><a name=\"example-pgx-2\"> </a></p><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">Resource MolecularSequence &quot;example-pgx-2&quot; </p></div><p><b>type</b>: dna</p><p><b>subject</b>: <a href=\"patient-example.html\">Patient/example</a> &quot;Peter CHALMERS&quot;</p><blockquote><p><b>relative</b></p><p><b>coordinateSystem</b>: 0-based interval counting <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"https://loinc.org/\">LOINC</a>#LA30100-4)</span></p><h3>StartingSequences</h3><table class=\"grid\"><tr><td>-</td><td><b>Sequence[x]</b></td><td><b>WindowStart</b></td><td><b>WindowEnd</b></td><td><b>Orientation</b></td><td><b>Strand</b></td></tr><tr><td>*</td><td>NG_007726.3 <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (nuccore#NG_007726.3)</span></td><td>55227970</td><td>55227980</td><td>sense</td><td>watson</td></tr></table><h3>Edits</h3><table class=\"grid\"><tr><td>-</td><td><b>Start</b></td><td><b>End</b></td><td><b>ReplacementSequence</b></td><td><b>ReplacedSequence</b></td></tr><tr><td>*</td><td>55227978</td><td>55227979</td><td>G</td><td>T</td></tr></table></blockquote></div>"

  },
  "type": "dna",
  "coordinateSystem": 0,
  "patient": {
    "reference": "Patient/example"

  "type" : "dna",
  "subject" : {
    "reference" : "Patient/example"

  },
  "referenceSeq": {
    "orientation": "sense",
    "referenceSeqId": {
      "coding": [
        {
          "system": "http://www.ncbi.nlm.nih.gov/nuccore",
          "code": "NG_007726.3"
        }
      ]

  "relative" : [{
    "coordinateSystem" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "LA30100-4",
        "display" : "0-based interval counting"
      }]

    },
    "strand": "watson",
    "windowStart": 55227970,
    "windowEnd": 55227980
  },
  "variant": [
    {
      "start": 55227978,
      "end": 55227979,
      "observedAllele": "G",
      "referenceAllele": "T",
      "variantPointer": {
        "reference": "Observation/example-haplotype2",
        "display": "Target Haplotype Observation"
      }
    }
  ]

    "startingSequence" : {
      "sequenceCodeableConcept" : {
        "coding" : [{
          "system" : "http://www.ncbi.nlm.nih.gov/nuccore",
          "code" : "NG_007726.3"
        }]
      },
      "windowStart" : 55227970,
      "windowEnd" : 55227980,
      "orientation" : "sense",
      "strand" : "watson"
    },
    "edit" : [{
      "start" : 55227978,
      "end" : 55227979,
      "replacementSequence" : "G",
      "replacedSequence" : "T"
    }]
  }]

}