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

GET /api/combinations/OLI1522/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "3192",
            "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": 5.367e-05,
                    "gnomad_AFR_maf": 0.0,
                    "gnomad_AMR_maf": 0.0002119,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0,
                    "gnomad_NFE_maf": 2.664e-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": "Possibly Damaging",
                    "cadd_prediction": 2.129275,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 149680919,
                "genomic_position_hg38": 150512649,
                "chromosome": "X",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:59.631953",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.2573C>T",
                "protein_change": "p.Pro858Leu",
                "transcript_id": "NM_001177465",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 2
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1522"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1578"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3192/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3192/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3192/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3192/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "MAMLD1"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/3192/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "3193",
            "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": "Benign",
                    "cadd_prediction": 3.114207,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 32371455,
                "genomic_position_hg38": 31797318,
                "chromosome": "13",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:59.638170",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.1904C>T",
                "protein_change": "p.Ala635Val",
                "transcript_id": "NM_130806",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1522"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3193/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3193/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3193/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3193/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "RXFP2"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/3193/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "3194",
            "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": 0.0001117,
                    "gnomad_AFR_maf": 0.0006774,
                    "gnomad_AMR_maf": 0.0003766,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0,
                    "gnomad_NFE_maf": 2.648e-05,
                    "gnomad_OTH_maf": 0.0001638,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Damaging",
                    "cadd_prediction": 2.576699,
                    "mutationtaster_prediction": null
                },
                "status": "CU",
                "genomic_position_hg19": 14307828,
                "genomic_position_hg38": 14327182,
                "chromosome": "20",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:59.644447",
                "ref_allele": "A",
                "alt_allele": "C",
                "cdna_change": "c.325T>G",
                "protein_change": "p.Leu109Val",
                "transcript_id": "NM_013281",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1522"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3194/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3194/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3194/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3194/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "FLRT3"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/3194/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "3195",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0026,
                    "KGP_genomes_AFR_maf": 0.0076,
                    "KGP_genomes_AMR_maf": 0.0014,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.002,
                    "KGP_genomes_SAS_maf": 0.0,
                    "gnomad_maf": 0.002476,
                    "gnomad_AFR_maf": 0.01002,
                    "gnomad_AMR_maf": 0.00165,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0007867,
                    "gnomad_NFE_maf": 0.002983,
                    "gnomad_OTH_maf": 0.002626,
                    "gnomad_SAS_maf": 0.001046,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Tolerated",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 1.502159,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 88780820,
                "genomic_position_hg38": 88714412,
                "chromosome": "16",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:59.650646",
                "ref_allele": "G",
                "alt_allele": "A",
                "cdna_change": "c.1127G>A",
                "protein_change": "p.Arg376Gln",
                "transcript_id": "NM_001012759",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1522"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3195/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3195/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3195/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3195/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "CTU2"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/3195/?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
    }
}