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

GET /api/combinations/OLI1333/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "2808",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.005,
                    "KGP_genomes_AFR_maf": 0.0008,
                    "KGP_genomes_AMR_maf": 0.0115,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.0129,
                    "KGP_genomes_SAS_maf": 0.0031,
                    "gnomad_maf": 0.008931,
                    "gnomad_AFR_maf": 0.002614,
                    "gnomad_AMR_maf": 0.00777,
                    "gnomad_ASJ_maf": 0.009513,
                    "gnomad_EAS_maf": 5.485e-05,
                    "gnomad_FIN_maf": 0.002886,
                    "gnomad_NFE_maf": 0.01415,
                    "gnomad_OTH_maf": 0.01102,
                    "gnomad_SAS_maf": 0.003326,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": null,
                    "pp2_hvar_prediction": null,
                    "cadd_prediction": -0.283031,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 191864302,
                "genomic_position_hg38": 190999576,
                "chromosome": "2",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:57.367970",
                "ref_allele": "A",
                "alt_allele": "G",
                "cdna_change": "c.541+50T>C",
                "protein_change": null,
                "transcript_id": "NM_007315.4",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1333"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2808/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2808/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2808/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2808/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "STAT1"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2808/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2809",
            "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": 0.001642,
                    "gnomad_AFR_maf": 0.0003232,
                    "gnomad_AMR_maf": 2.904e-05,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.003346,
                    "gnomad_NFE_maf": 0.002869,
                    "gnomad_OTH_maf": 0.00116,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": null,
                    "pp2_hvar_prediction": "Damaging",
                    "cadd_prediction": 2.996934,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 179396568,
                "genomic_position_hg38": 178531841,
                "chromosome": "2",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:57.373906",
                "ref_allele": "T",
                "alt_allele": "G",
                "cdna_change": "c.97070A>C",
                "protein_change": null,
                "transcript_id": "NM_133378.4",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1333"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2809/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2809/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2809/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2809/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "TTN"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2809/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2810",
            "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": 1.611e-05,
                    "gnomad_AFR_maf": 0.0,
                    "gnomad_AMR_maf": 0.0,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0,
                    "gnomad_NFE_maf": 3.566e-05,
                    "gnomad_OTH_maf": 0.0,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": null,
                    "pp2_hvar_prediction": "Possibly Damaging",
                    "cadd_prediction": 2.926447,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 179427970,
                "genomic_position_hg38": 178563243,
                "chromosome": "2",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:57.379953",
                "ref_allele": "T",
                "alt_allele": "G",
                "cdna_change": "c.75185A>C",
                "protein_change": null,
                "transcript_id": "NM_133378.4",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1333"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2810/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2810/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2810/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2810/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "TTN"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2810/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2811",
            "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": null,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 242716400,
                "genomic_position_hg38": 241776985,
                "chromosome": "2",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:57.385881",
                "ref_allele": "T",
                "alt_allele": "G",
                "cdna_change": "c.29+1G>A",
                "protein_change": null,
                "transcript_id": "NM_022134.3",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1333"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2811/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2811/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2811/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2811/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "GAL3ST2"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2811/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2812",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0012,
                    "KGP_genomes_AFR_maf": 0.0,
                    "KGP_genomes_AMR_maf": 0.0029,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.003,
                    "KGP_genomes_SAS_maf": 0.001,
                    "gnomad_maf": 0.004393,
                    "gnomad_AFR_maf": 0.00101,
                    "gnomad_AMR_maf": 0.001664,
                    "gnomad_ASJ_maf": 0.01205,
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                    "gnomad_OTH_maf": 0.005124,
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                    "ESP_AA_maf": null,
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                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Damaging",
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                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 242742842,
                "genomic_position_hg38": 241803427,
                "chromosome": "2",
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                "lastmodified": "2023-06-06T16:57:57.391931",
                "ref_allele": "A",
                "alt_allele": "G",
                "cdna_change": "c.458A>G",
                "protein_change": null,
                "transcript_id": "NM_022134.3",
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1333"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2812/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2812/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2812/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2812/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "GAL3ST2"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2812/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2813",
            "attributes": {
                "frequencies": {
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                    "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": 0.0001352,
                    "gnomad_AFR_maf": 0.0,
                    "gnomad_AMR_maf": 2.891e-05,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 9.239e-05,
                    "gnomad_NFE_maf": 0.0002637,
                    "gnomad_OTH_maf": 0.0001629,
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                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Tolerated",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 3.120711,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 185704020,
                "genomic_position_hg38": 185734888,
                "chromosome": "1",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:57.398002",
                "ref_allele": "G",
                "alt_allele": "A",
                "cdna_change": "c.109G>A",
                "protein_change": null,
                "transcript_id": "NM_031935.3",
                "dbsnp_id": "NA",
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            "relationships": {
                "in_combination": {
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                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1333"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2813/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2813/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2813/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2813/gene/?format=api"
                    },
                    "data": {
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                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2813/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "2814",
            "attributes": {
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                "transcript_id": "NM_031935.3",
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                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2814/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2814/combinations/?format=api"
                    }
                },
                "gene_name": {
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                        "self": "https://olida.ibsquare.be/api/variants/2814/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2814/gene/?format=api"
                    },
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                }
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            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2814/?format=api"
            }
        },
        {
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                "ref_allele": "C",
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                "transcript_id": "NM_001245.7",
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                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2815/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2815/combinations/?format=api"
                    }
                },
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                        "related": "https://olida.ibsquare.be/api/variants/2815/gene/?format=api"
                    },
                    "data": {
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                        "id": "SIGLEC6"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2815/?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": 8
    }
}