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

GET /api/combinations/OLI712/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "1557",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0002,
                    "KGP_genomes_AFR_maf": 0.0008,
                    "KGP_genomes_AMR_maf": 0.0,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.0,
                    "KGP_genomes_SAS_maf": 0.0,
                    "gnomad_maf": 0.0007003,
                    "gnomad_AFR_maf": 0.0003081,
                    "gnomad_AMR_maf": 2.891e-05,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0001386,
                    "gnomad_NFE_maf": 0.001417,
                    "gnomad_OTH_maf": 0.0009788,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": 0.0004545,
                    "ESP_EA_maf": 0.001863
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Damaging",
                    "cadd_prediction": 3.313561,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 71850766,
                "genomic_position_hg38": 72139722,
                "chromosome": "11",
                "annotation_flag": "manually_attributed",
                "lastmodified": "2023-06-06T16:57:49.891111",
                "ref_allele": "T",
                "alt_allele": "A",
                "cdna_change": "c.755T>A",
                "protein_change": "p.Ile252Asn",
                "transcript_id": "ENST00000456237.1",
                "dbsnp_id": "rs184446689",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI712"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1557/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1557/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1557/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1557/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "FOLR3"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1557/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1558",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0004,
                    "KGP_genomes_AFR_maf": 0.0,
                    "KGP_genomes_AMR_maf": 0.0014,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.001,
                    "KGP_genomes_SAS_maf": 0.0,
                    "gnomad_maf": 0.0004566,
                    "gnomad_AFR_maf": 0.0,
                    "gnomad_AMR_maf": 0.0002608,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0,
                    "gnomad_NFE_maf": 0.0009173,
                    "gnomad_OTH_maf": 0.0003285,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": 0.000227,
                    "ESP_EA_maf": 0.001047
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Damaging",
                    "cadd_prediction": 3.925547,
                    "mutationtaster_prediction": "Disease causing"
                },
                "status": "CU",
                "genomic_position_hg19": 126329821,
                "genomic_position_hg38": 125408666,
                "chromosome": "4",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:49.897306",
                "ref_allele": "A",
                "alt_allele": "G",
                "cdna_change": "c.5792A>G",
                "protein_change": "p.Tyr1931Cys",
                "transcript_id": "NM_001291285.1",
                "dbsnp_id": "rs139716832",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI712"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1558/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1558/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1558/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1558/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "FAT4"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1558/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1559",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.001,
                    "KGP_genomes_AFR_maf": 0.0,
                    "KGP_genomes_AMR_maf": 0.0014,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.004,
                    "KGP_genomes_SAS_maf": 0.0,
                    "gnomad_maf": 0.002005,
                    "gnomad_AFR_maf": 0.0004317,
                    "gnomad_AMR_maf": 0.00107,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0008315,
                    "gnomad_NFE_maf": 0.003646,
                    "gnomad_OTH_maf": 0.001144,
                    "gnomad_SAS_maf": 0.0006859,
                    "ESP_AA_maf": 0.0006809,
                    "ESP_EA_maf": 0.004884
                },
                "predictions": {
                    "sift_prediction": "Tolerated",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 1.400856,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 126372555,
                "genomic_position_hg38": 125451400,
                "chromosome": "4",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:49.903719",
                "ref_allele": "A",
                "alt_allele": "G",
                "cdna_change": "c.10384A>G",
                "protein_change": "p.Ile3462Val",
                "transcript_id": "NM_024582.4",
                "dbsnp_id": "rs147872710",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI712"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1559/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1559/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1559/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1559/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "FAT4"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1559/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1560",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0002,
                    "KGP_genomes_AFR_maf": 0.0,
                    "KGP_genomes_AMR_maf": 0.0,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.001,
                    "KGP_genomes_SAS_maf": 0.0,
                    "gnomad_maf": 0.0004138,
                    "gnomad_AFR_maf": 0.0001234,
                    "gnomad_AMR_maf": 0.0001157,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0,
                    "gnomad_NFE_maf": 0.0008092,
                    "gnomad_OTH_maf": 0.0009791,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": 0.0,
                    "ESP_EA_maf": 0.001628
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Possibly Damaging",
                    "cadd_prediction": 3.698368,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 104336878,
                "genomic_position_hg38": 103324650,
                "chromosome": "8",
                "annotation_flag": "manually_corrected",
                "lastmodified": "2023-06-06T16:57:49.910067",
                "ref_allele": "G",
                "alt_allele": "A",
                "cdna_change": "c.544G>A",
                "protein_change": "p.Ala182Thr",
                "transcript_id": "NM_003506.4",
                "dbsnp_id": "rs147788385",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI712"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1560/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1560/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1560/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1560/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "FZD6"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1560/?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
    }
}