description: Allele information. package_name: hl7.fhir.core derivation: constraint name: Allele type: Extension elements: extension: short: Name of allele type: Extension index: 0 slicing: slices: Name: match: {} schema: short: Name of allele type: Extension index: 0 extensions: {} elements: extension: {index: 1} url: type: uri pattern: {type: Uri, value: Name} index: 2 valueCodeableConcept: {type: CodeableConcept, index: 3} State: match: {} schema: type: Extension short: 'The level of occurrence of a single DNA sequence variant within a set of chromosomes: Heteroplasmic / Homoplasmic / Homozygous / Heterozygous / Hemizygous' index: 4 extensions: {} elements: extension: {index: 5} url: type: uri pattern: {type: Uri, value: State} index: 6 valueCodeableConcept: {type: CodeableConcept, index: 7} Frequency: match: {} schema: type: Extension short: Allele frequency index: 8 extensions: {} elements: extension: {index: 9} url: type: uri pattern: {type: Uri, value: Frequency} index: 10 valueDecimal: {type: decimal, index: 11} url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/observation-geneticsAllele'} index: 12 value: choices: [] index: 14 package_version: 3.2.0 extensions: Name: url: null short: Name of allele type: Extension index: 0 extensions: {} elements: extension: {index: 1} url: type: uri pattern: {type: Uri, value: Name} index: 2 valueCodeableConcept: {type: CodeableConcept, index: 3} State: url: null type: Extension short: 'The level of occurrence of a single DNA sequence variant within a set of chromosomes: Heteroplasmic / Homoplasmic / Homozygous / Heterozygous / Hemizygous' index: 4 extensions: {} elements: extension: {index: 5} url: type: uri pattern: {type: Uri, value: State} index: 6 valueCodeableConcept: {type: CodeableConcept, index: 7} Frequency: url: null type: Extension short: Allele frequency index: 8 extensions: {} elements: extension: {index: 9} url: type: uri pattern: {type: Uri, value: Frequency} index: 10 valueDecimal: {type: decimal, index: 11} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/observation-geneticsAllele base: http://hl7.org/fhir/StructureDefinition/Extension version: null