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

GET /api/genes/PCDH15/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "504",
            "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": 5.745621,
                    "mutationtaster_prediction": "Disease causing"
                },
                "status": "CU",
                "genomic_position_hg19": 56138703,
                "genomic_position_hg38": 54378943,
                "chromosome": "10",
                "annotation_flag": "automatically_attributed_and_verified",
                "lastmodified": "2023-06-06T16:57:43.501957",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.158-1G>A",
                "protein_change": null,
                "transcript_id": "NM_033056.3",
                "dbsnp_id": "rs876657418",
                "variant_effect": "splicing"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI259"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/504/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/504/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/504/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/504/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "PCDH15"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/504/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "505",
            "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": 8.186837,
                    "mutationtaster_prediction": "Disease causing"
                },
                "status": "CU",
                "genomic_position_hg19": 55698611,
                "genomic_position_hg38": 53938851,
                "chromosome": "10",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:43.508498",
                "ref_allele": "C",
                "alt_allele": "A",
                "cdna_change": null,
                "protein_change": "p.Glu1113Ter",
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": "nonsense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI260"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/505/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/505/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/505/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/505/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "PCDH15"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/505/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "517",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": null,
                    "KGP_genomes_AFR_maf": 0.1097,
                    "KGP_genomes_AMR_maf": 0.0144,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.001,
                    "KGP_genomes_SAS_maf": 0.001,
                    "gnomad_maf": 0.007204,
                    "gnomad_AFR_maf": 0.08786,
                    "gnomad_AMR_maf": 0.006013,
                    "gnomad_ASJ_maf": 0.001191,
                    "gnomad_EAS_maf": 0.0001631,
                    "gnomad_FIN_maf": 0.000693,
                    "gnomad_NFE_maf": 0.0009148,
                    "gnomad_OTH_maf": 0.004397,
                    "gnomad_SAS_maf": 0.0004573,
                    "ESP_AA_maf": 0.09456,
                    "ESP_EA_maf": 0.004483
                },
                "predictions": {
                    "sift_prediction": null,
                    "pp2_hvar_prediction": null,
                    "cadd_prediction": 0.664726,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 55581882,
                "genomic_position_hg38": 53822122,
                "chromosome": "10",
                "annotation_flag": "manually_attributed",
                "lastmodified": "2023-06-06T16:57:43.573520",
                "ref_allele": "CGTT",
                "alt_allele": "C",
                "cdna_change": "c.5601_5603delAAC",
                "protein_change": null,
                "transcript_id": "NM_001142763.2",
                "dbsnp_id": "rs113363047",
                "variant_effect": "deletion"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 2
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI265"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI267"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/517/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/517/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/517/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/517/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "PCDH15"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/517/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "519",
            "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": 3.481587,
                    "mutationtaster_prediction": "Disease causing"
                },
                "status": "CU",
                "genomic_position_hg19": 56424006,
                "genomic_position_hg38": 54664246,
                "chromosome": "10",
                "annotation_flag": "manually_attributed",
                "lastmodified": "2023-06-06T16:57:43.584975",
                "ref_allele": "TA",
                "alt_allele": "T",
                "cdna_change": "c.16delT",
                "protein_change": "p.Tyr6IlefsTer6",
                "transcript_id": "NM_001142763.3",
                "dbsnp_id": "rs397517451",
                "variant_effect": "frameshift"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI266"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/519/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/519/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/519/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/519/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "PCDH15"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/519/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "968",
            "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": 7.957e-06,
                    "gnomad_AFR_maf": 0.0,
                    "gnomad_AMR_maf": 0.0,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 5.438e-05,
                    "gnomad_FIN_maf": 0.0,
                    "gnomad_NFE_maf": 0.0,
                    "gnomad_OTH_maf": 0.0,
                    "gnomad_SAS_maf": 3.267e-05,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Tolerated",
                    "pp2_hvar_prediction": "Damaging",
                    "cadd_prediction": 3.553037,
                    "mutationtaster_prediction": "Disease causing"
                },
                "status": "CU",
                "genomic_position_hg19": 55719513,
                "genomic_position_hg38": 53959753,
                "chromosome": "10",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:46.319595",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.3101G>A",
                "protein_change": "p.Arg1034His",
                "transcript_id": "NM_033056.3",
                "dbsnp_id": "rs907693214",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI454"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/968/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/968/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/968/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/968/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "PCDH15"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/968/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2244",
            "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": 1.642e-05,
                    "gnomad_AFR_maf": 0.0,
                    "gnomad_AMR_maf": 2.916e-05,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0,
                    "gnomad_NFE_maf": 2.774e-05,
                    "gnomad_OTH_maf": 0.0,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Tolerated",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 0.509217,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 55582250,
                "genomic_position_hg38": 53822490,
                "chromosome": "10",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:54.091379",
                "ref_allele": "G",
                "alt_allele": "T",
                "cdna_change": "c.5257C>A",
                "protein_change": "p.Pro1706Thr",
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1038"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2244/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2244/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2244/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2244/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "PCDH15"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2244/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2871",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0004,
                    "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": 0.001,
                    "gnomad_maf": 0.0006206,
                    "gnomad_AFR_maf": 0.000123,
                    "gnomad_AMR_maf": 0.0005205,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0002772,
                    "gnomad_NFE_maf": 0.0009325,
                    "gnomad_OTH_maf": 0.0006517,
                    "gnomad_SAS_maf": 0.0006533,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Possibly Damaging",
                    "cadd_prediction": 4.060509,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 55600246,
                "genomic_position_hg38": 53840486,
                "chromosome": "10",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:57.746960",
                "ref_allele": "G",
                "alt_allele": "T",
                "cdna_change": "c.3832C>A",
                "protein_change": null,
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1370"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2871/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2871/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2871/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2871/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "PCDH15"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2871/?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": 7
    }
}