This API endpoint handles listing (/variants) and retrieval (/variants/<ID>/) of genetic variants from the database

GET /api/combinations/OLI1424/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "2993",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": null,
                    "KGP_genomes_AFR_maf": null,
                    "KGP_genomes_AMR_maf": null,
                    "KGP_genomes_EAS_maf": null,
                    "KGP_genomes_EUR_maf": null,
                    "KGP_genomes_SAS_maf": null,
                    "gnomad_maf": null,
                    "gnomad_AFR_maf": null,
                    "gnomad_AMR_maf": null,
                    "gnomad_ASJ_maf": null,
                    "gnomad_EAS_maf": null,
                    "gnomad_FIN_maf": null,
                    "gnomad_NFE_maf": null,
                    "gnomad_OTH_maf": null,
                    "gnomad_SAS_maf": null,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": null,
                    "pp2_hvar_prediction": null,
                    "cadd_prediction": 3.846257,
                    "mutationtaster_prediction": null
                },
                "status": "CU",
                "genomic_position_hg19": 8507772,
                "genomic_position_hg38": 8539731,
                "chromosome": "X",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:58.477766",
                "ref_allele": "CG",
                "alt_allele": "C",
                "cdna_change": "c.1381delC",
                "protein_change": "p.Arg461GlyfsTer21",
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1424"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2993/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2993/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2993/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2993/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "ANOS1"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2993/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2994",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": null,
                    "KGP_genomes_AFR_maf": null,
                    "KGP_genomes_AMR_maf": null,
                    "KGP_genomes_EAS_maf": null,
                    "KGP_genomes_EUR_maf": null,
                    "KGP_genomes_SAS_maf": null,
                    "gnomad_maf": null,
                    "gnomad_AFR_maf": null,
                    "gnomad_AMR_maf": null,
                    "gnomad_ASJ_maf": null,
                    "gnomad_EAS_maf": null,
                    "gnomad_FIN_maf": null,
                    "gnomad_NFE_maf": null,
                    "gnomad_OTH_maf": null,
                    "gnomad_SAS_maf": null,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": null,
                    "pp2_hvar_prediction": null,
                    "cadd_prediction": null,
                    "mutationtaster_prediction": null
                },
                "status": "CU",
                "genomic_position_hg19": 103534669,
                "genomic_position_hg38": 101774912,
                "chromosome": "10",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:58.483663",
                "ref_allele": "ACAGTTAC",
                "alt_allele": "AC",
                "cdna_change": "c.159_164del",
                "protein_change": "p.Thr54_Val55del",
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1424"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2994/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2994/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2994/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2994/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "FGF8"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2994/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2995",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": null,
                    "KGP_genomes_AFR_maf": null,
                    "KGP_genomes_AMR_maf": null,
                    "KGP_genomes_EAS_maf": null,
                    "KGP_genomes_EUR_maf": null,
                    "KGP_genomes_SAS_maf": null,
                    "gnomad_maf": 6.771e-05,
                    "gnomad_AFR_maf": 0.0,
                    "gnomad_AMR_maf": 2.894e-05,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 5.437e-05,
                    "gnomad_FIN_maf": 0.0,
                    "gnomad_NFE_maf": 0.0001322,
                    "gnomad_OTH_maf": 0.0,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 1.240495,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 41765694,
                "genomic_position_hg38": 41259789,
                "chromosome": "19",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:58.489744",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.2570C>T",
                "protein_change": "p.Ala857Val",
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1424"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2995/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2995/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2995/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2995/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "AXL"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2995/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2996",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": null,
                    "KGP_genomes_AFR_maf": null,
                    "KGP_genomes_AMR_maf": null,
                    "KGP_genomes_EAS_maf": null,
                    "KGP_genomes_EUR_maf": null,
                    "KGP_genomes_SAS_maf": null,
                    "gnomad_maf": 1.348e-05,
                    "gnomad_AFR_maf": 0.0,
                    "gnomad_AMR_maf": 0.0,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0,
                    "gnomad_NFE_maf": 3.317e-05,
                    "gnomad_OTH_maf": 0.0,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Damaging",
                    "cadd_prediction": 3.946194,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 2251939,
                "genomic_position_hg38": 2251940,
                "chromosome": "19",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:58.495798",
                "ref_allele": "G",
                "alt_allele": "A",
                "cdna_change": "c.1666G>A",
                "protein_change": "p.Glu556Lys",
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1424"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2996/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2996/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2996/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2996/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "AMH"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2996/?format=api"
            }
        }
    ],
    "meta": {
        "database_name": "OLIgogenic diseases DAtabase (OLIDA)",
        "resource_url": "olida.ibsquare.be",
        "api_release_year": "2021",
        "api_developer": [
            [
                "Arnau Dillen",
                "arnau.dillen@ulb.ac.be"
            ],
            [
                "Charlotte Nachtegael",
                "charlotte.nachtegael@ulb.be"
            ]
        ],
        "api_version": "0.3",
        "api_maintainers": [
            [
                "Charlotte Nachtegael",
                "charlotte.nachtegael@ulb.be"
            ]
        ],
        "api_documentation": [
            "olida.ibsquare.be/api/swagger",
            "olida.ibsquare.be/api/redoc"
        ],
        "copyright": "Copyright (c) 2025 · OLIDA All Rights Reserved.",
        "license": "CC Attribution-NonCommercial 4.0 International License",
        "ontologies": {
            "ORDO": "http://bioportal.bioontology.org/ontologies/ORDO",
            "GENO": "http://purl.obolibrary.org/obo/geno.owl",
            "MI": "http://purl.obolibrary.org/obo/mi.owl",
            "NCIT": "http://purl.obolibrary.org/obo/ncit.owl",
            "OGI": "http://purl.obolibrary.org/obo/ogi.owl",
            "OGG": "http://purl.obolibrary.org/obo/ogg.owl"
        },
        "relevant_publications_doi": [
            "10.1093/nar/gkv1068",
            "10.1093/database/baac023"
        ],
        "Variant serializers": [
            "SmallVariantSerializer",
            "CopyNumberVariantSerializer"
        ],
        "size": 4
    }
}