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

GET /api/combinations/OLI585/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "1240",
            "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": "Deleterious",
                    "pp2_hvar_prediction": "Damaging",
                    "cadd_prediction": 3.696382,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 81610320,
                "genomic_position_hg38": 81143976,
                "chromosome": "14",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:47.952833",
                "ref_allele": "A",
                "alt_allele": "C",
                "cdna_change": null,
                "protein_change": "p.Ile640Leu",
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI585"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1240/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1240/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1240/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1240/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "TSHR"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1240/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1241",
            "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": 1.592e-05,
                    "gnomad_AFR_maf": 0.0,
                    "gnomad_AMR_maf": 2.892e-05,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 5.442e-05,
                    "gnomad_FIN_maf": 4.656e-05,
                    "gnomad_NFE_maf": 8.796e-06,
                    "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": 4.238553,
                    "mutationtaster_prediction": "Disease causing"
                },
                "status": "CU",
                "genomic_position_hg19": 81609958,
                "genomic_position_hg38": 81143614,
                "chromosome": "14",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:47.958917",
                "ref_allele": "G",
                "alt_allele": "A",
                "cdna_change": null,
                "protein_change": "p.Arg519His",
                "transcript_id": null,
                "dbsnp_id": "rs780018604",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI585"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1241/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1241/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1241/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1241/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "TSHR"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1241/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1242",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0084,
                    "KGP_genomes_AFR_maf": 0.0,
                    "KGP_genomes_AMR_maf": 0.0086,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.0149,
                    "KGP_genomes_SAS_maf": 0.0215,
                    "gnomad_maf": 0.01667,
                    "gnomad_AFR_maf": 0.002399,
                    "gnomad_AMR_maf": 0.003527,
                    "gnomad_ASJ_maf": 0.00774,
                    "gnomad_EAS_maf": 5.437e-05,
                    "gnomad_FIN_maf": 0.03915,
                    "gnomad_NFE_maf": 0.02003,
                    "gnomad_OTH_maf": 0.01353,
                    "gnomad_SAS_maf": 0.02434,
                    "ESP_AA_maf": 0.002724,
                    "ESP_EA_maf": 0.01849
                },
                "predictions": {
                    "sift_prediction": "Tolerated",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 1.886122,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 4117942,
                "genomic_position_hg38": 4117942,
                "chromosome": "9",
                "annotation_flag": "automatically_attributed_and_verified",
                "lastmodified": "2023-06-06T16:57:47.965011",
                "ref_allele": "G",
                "alt_allele": "T",
                "cdna_change": "c.1536C>A",
                "protein_change": "p.Asp512Glu",
                "transcript_id": "NM_001042413.2",
                "dbsnp_id": "rs148199056",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI585"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1242/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1242/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1242/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1242/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "GLIS3"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1242/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1243",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0086,
                    "KGP_genomes_AFR_maf": 0.0008,
                    "KGP_genomes_AMR_maf": 0.0101,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.005,
                    "KGP_genomes_SAS_maf": 0.0307,
                    "gnomad_maf": 0.008331,
                    "gnomad_AFR_maf": 0.0016,
                    "gnomad_AMR_maf": 0.002315,
                    "gnomad_ASJ_maf": 0.02056,
                    "gnomad_EAS_maf": 0.0001088,
                    "gnomad_FIN_maf": 0.0006007,
                    "gnomad_NFE_maf": 0.007561,
                    "gnomad_OTH_maf": 0.007516,
                    "gnomad_SAS_maf": 0.0281,
                    "ESP_AA_maf": 0.0009079,
                    "ESP_EA_maf": 0.00907
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Damaging",
                    "cadd_prediction": 4.068256,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 107341628,
                "genomic_position_hg38": 107701183,
                "chromosome": "7",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:47.971058",
                "ref_allele": "T",
                "alt_allele": "C",
                "cdna_change": null,
                "protein_change": "p.Leu597Ser",
                "transcript_id": null,
                "dbsnp_id": "rs55638457",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 2
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI585"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI590"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1243/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1243/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1243/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1243/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "SLC26A4"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1243/?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) 2026 · 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
    }
}