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

GET /api/combinations/OLI499/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "1058",
            "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": 5.546574,
                    "mutationtaster_prediction": "Disease causing"
                },
                "status": "CU",
                "genomic_position_hg19": 48756191,
                "genomic_position_hg38": 48463994,
                "chromosome": "15",
                "annotation_flag": "manually_attributed",
                "lastmodified": "2023-06-06T16:57:46.868305",
                "ref_allele": "A",
                "alt_allele": "AT",
                "cdna_change": "c.4969dup",
                "protein_change": "p.Ile1657AsnfsTer30",
                "transcript_id": "NM_000138.5",
                "dbsnp_id": "NA",
                "variant_effect": "frameshift"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI499"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1058/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1058/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1058/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1058/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "FBN1"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1058/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1059",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.02,
                    "KGP_genomes_AFR_maf": 0.0151,
                    "KGP_genomes_AMR_maf": 0.0159,
                    "KGP_genomes_EAS_maf": 0.0238,
                    "KGP_genomes_EUR_maf": 0.008,
                    "KGP_genomes_SAS_maf": 0.0378,
                    "gnomad_maf": 0.01909,
                    "gnomad_AFR_maf": 0.0108,
                    "gnomad_AMR_maf": 0.04246,
                    "gnomad_ASJ_maf": 0.002019,
                    "gnomad_EAS_maf": 0.01811,
                    "gnomad_FIN_maf": 0.0009142,
                    "gnomad_NFE_maf": 0.009807,
                    "gnomad_OTH_maf": 0.01775,
                    "gnomad_SAS_maf": 0.04917,
                    "ESP_AA_maf": 0.01025,
                    "ESP_EA_maf": 0.009711
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Possibly Damaging",
                    "cadd_prediction": 3.584292,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 14842658,
                "genomic_position_hg38": 14842660,
                "chromosome": "9",
                "annotation_flag": "manually_attributed",
                "lastmodified": "2023-06-06T16:57:46.874545",
                "ref_allele": "C",
                "alt_allele": "G",
                "cdna_change": "c.1394G>C",
                "protein_change": "p.Gly465Ala",
                "transcript_id": "NM_144966.7",
                "dbsnp_id": "rs41298151",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI499"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1059/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1059/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1059/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1059/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "FREM1"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1059/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1060",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0056,
                    "KGP_genomes_AFR_maf": 0.0,
                    "KGP_genomes_AMR_maf": 0.0086,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.0189,
                    "KGP_genomes_SAS_maf": 0.0031,
                    "gnomad_maf": 0.009206,
                    "gnomad_AFR_maf": 0.003322,
                    "gnomad_AMR_maf": 0.005753,
                    "gnomad_ASJ_maf": 0.00129,
                    "gnomad_EAS_maf": 5.437e-05,
                    "gnomad_FIN_maf": 0.007345,
                    "gnomad_NFE_maf": 0.01521,
                    "gnomad_OTH_maf": 0.008958,
                    "gnomad_SAS_maf": 0.003397,
                    "ESP_AA_maf": 0.004312,
                    "ESP_EA_maf": 0.01372
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 3.409679,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 220284876,
                "genomic_position_hg38": 219420154,
                "chromosome": "2",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:46.880878",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.638C>T",
                "protein_change": "p.Ala213Val",
                "transcript_id": "NM_001927.3",
                "dbsnp_id": "rs41272699",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI499"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1060/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1060/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1060/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1060/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "DES"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1060/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1061",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0132,
                    "KGP_genomes_AFR_maf": 0.0023,
                    "KGP_genomes_AMR_maf": 0.0187,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.0368,
                    "KGP_genomes_SAS_maf": 0.0133,
                    "gnomad_maf": 0.02677,
                    "gnomad_AFR_maf": 0.005475,
                    "gnomad_AMR_maf": 0.01347,
                    "gnomad_ASJ_maf": 0.02225,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.03811,
                    "gnomad_NFE_maf": 0.0384,
                    "gnomad_OTH_maf": 0.0274,
                    "gnomad_SAS_maf": 0.0194,
                    "ESP_AA_maf": 0.008171,
                    "ESP_EA_maf": 0.03791
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 3.580286,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 223085955,
                "genomic_position_hg38": 222221236,
                "chromosome": "2",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:46.887093",
                "ref_allele": "G",
                "alt_allele": "T",
                "cdna_change": "c.944C>A",
                "protein_change": "p.Thr315Lys",
                "transcript_id": "NM_181457.3",
                "dbsnp_id": "rs2234675",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI499"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1061/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1061/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1061/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1061/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "PAX3"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1061/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1062",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0034,
                    "KGP_genomes_AFR_maf": 0.0,
                    "KGP_genomes_AMR_maf": 0.0058,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.0119,
                    "KGP_genomes_SAS_maf": 0.001,
                    "gnomad_maf": 0.007891,
                    "gnomad_AFR_maf": 0.001873,
                    "gnomad_AMR_maf": 0.001537,
                    "gnomad_ASJ_maf": 0.007959,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.01954,
                    "gnomad_NFE_maf": 0.01132,
                    "gnomad_OTH_maf": 0.009453,
                    "gnomad_SAS_maf": 0.001602,
                    "ESP_AA_maf": 0.001073,
                    "ESP_EA_maf": 0.01246
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Damaging",
                    "cadd_prediction": 3.76189,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 116411990,
                "genomic_position_hg38": 116771936,
                "chromosome": "7",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:46.893364",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.2975C>T",
                "protein_change": "p.Thr992Ile",
                "transcript_id": "NM_000245.3",
                "dbsnp_id": "rs56391007",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI499"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1062/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1062/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1062/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1062/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "MET"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1062/?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": 5
    }
}