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

GET /api/combinations/OLI1768/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "3714",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0517,
                    "KGP_genomes_AFR_maf": 0.0121,
                    "KGP_genomes_AMR_maf": 0.0937,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.159,
                    "KGP_genomes_SAS_maf": 0.0184,
                    "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": 0.076201,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 50756774,
                "genomic_position_hg38": 50722863,
                "chromosome": "16",
                "annotation_flag": null,
                "lastmodified": "2024-02-29T15:02:34.438244",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.2798+158C>T",
                "protein_change": null,
                "transcript_id": "NM_022162.1",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 25
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1750"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1751"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1754"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1755"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1756"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1757"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1762"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1763"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1764"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1765"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1767"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1768"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1769"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1770"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1773"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1774"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1776"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1778"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1780"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1781"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1782"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1785"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1786"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1787"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1789"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3714/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3714/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3714/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3714/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "NOD2"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/3714/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "3725",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0144,
                    "KGP_genomes_AFR_maf": 0.0023,
                    "KGP_genomes_AMR_maf": 0.0245,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.0507,
                    "KGP_genomes_SAS_maf": 0.001,
                    "gnomad_maf": 0.02605,
                    "gnomad_AFR_maf": 0.006992,
                    "gnomad_AMR_maf": 0.02024,
                    "gnomad_ASJ_maf": 0.0223,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.01873,
                    "gnomad_NFE_maf": 0.04329,
                    "gnomad_OTH_maf": 0.03045,
                    "gnomad_SAS_maf": 0.0003925,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Possibly Damaging",
                    "cadd_prediction": 3.325543,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 50745926,
                "genomic_position_hg38": 50712015,
                "chromosome": "16",
                "annotation_flag": null,
                "lastmodified": "2024-02-29T15:02:34.934151",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.2104C>T",
                "protein_change": "p.Arg702Trp",
                "transcript_id": "NM_022162.3",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 10
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1757"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1762"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1765"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1768"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1770"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1774"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1776"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1779"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1780"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1786"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3725/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3725/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3725/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3725/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "NOD2"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/3725/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "3736",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.004,
                    "KGP_genomes_AFR_maf": 0.0,
                    "KGP_genomes_AMR_maf": 0.0086,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.0119,
                    "KGP_genomes_SAS_maf": 0.002,
                    "gnomad_maf": 0.008316,
                    "gnomad_AFR_maf": 0.001232,
                    "gnomad_AMR_maf": 0.00408,
                    "gnomad_ASJ_maf": 0.01301,
                    "gnomad_EAS_maf": 5.437e-05,
                    "gnomad_FIN_maf": 0.02317,
                    "gnomad_NFE_maf": 0.00928,
                    "gnomad_OTH_maf": 0.008649,
                    "gnomad_SAS_maf": 0.006142,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Tolerated",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": -0.769166,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 247587343,
                "genomic_position_hg38": 247424041,
                "chromosome": "1",
                "annotation_flag": null,
                "lastmodified": "2024-02-29T15:02:35.682258",
                "ref_allele": "G",
                "alt_allele": "A",
                "cdna_change": "c.592G>A",
                "protein_change": "p.Val200Met",
                "transcript_id": "NM_001079821.3",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 3
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1768"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1771"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1788"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3736/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3736/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3736/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3736/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "NLRP3"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/3736/?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": 3
    }
}