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

GET /api/combinations/OLI085/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "170",
            "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": 0.000579,
                    "gnomad_AFR_maf": 0.0003092,
                    "gnomad_AMR_maf": 5.817e-05,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 4.968e-05,
                    "gnomad_NFE_maf": 0.001052,
                    "gnomad_OTH_maf": 0.0008232,
                    "gnomad_SAS_maf": 0.0003931,
                    "ESP_AA_maf": 0.0007036,
                    "ESP_EA_maf": 0.001212
                },
                "predictions": {
                    "sift_prediction": null,
                    "pp2_hvar_prediction": null,
                    "cadd_prediction": 4.432269,
                    "mutationtaster_prediction": "Disease causing"
                },
                "status": "CU",
                "genomic_position_hg19": 76741493,
                "genomic_position_hg38": 76347713,
                "chromosome": "12",
                "annotation_flag": "manually_attributed",
                "lastmodified": "2023-06-06T16:57:41.518831",
                "ref_allele": "C",
                "alt_allele": "CA",
                "cdna_change": "c.271dup",
                "protein_change": "p.Cys91LeufsTer5",
                "transcript_id": "NM_024685.4",
                "dbsnp_id": "rs549625604",
                "variant_effect": "frameshift"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 2
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI084"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI085"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/170/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/170/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/170/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/170/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "BBS10"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/170/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "172",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0018,
                    "KGP_genomes_AFR_maf": 0.0,
                    "KGP_genomes_AMR_maf": 0.0029,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.007,
                    "KGP_genomes_SAS_maf": 0.0,
                    "gnomad_maf": 0.00521,
                    "gnomad_AFR_maf": 0.001358,
                    "gnomad_AMR_maf": 0.00185,
                    "gnomad_ASJ_maf": 0.001093,
                    "gnomad_EAS_maf": 5.437e-05,
                    "gnomad_FIN_maf": 0.004157,
                    "gnomad_NFE_maf": 0.00969,
                    "gnomad_OTH_maf": 0.003436,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": 0.001816,
                    "ESP_EA_maf": 0.005814
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Possibly Damaging",
                    "cadd_prediction": 3.840462,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 10393439,
                "genomic_position_hg38": 10412791,
                "chromosome": "20",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:41.531136",
                "ref_allele": "C",
                "alt_allele": "A",
                "cdna_change": "c.724G>T",
                "protein_change": "p.Ala242Ser",
                "transcript_id": "NM_018848.3",
                "dbsnp_id": "rs74315394",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 10
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI085"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI170"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI171"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI177"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI225"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI614"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1436"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1437"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI084"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI1435"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/172/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/172/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/172/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/172/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "MKKS"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/172/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "173",
            "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": 3.979e-06,
                    "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": 0.0,
                    "gnomad_OTH_maf": 0.0001631,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Damaging",
                    "cadd_prediction": 1.330937,
                    "mutationtaster_prediction": "Disease causing"
                },
                "status": "CU",
                "genomic_position_hg19": 76740535,
                "genomic_position_hg38": 76346755,
                "chromosome": "12",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:41.537507",
                "ref_allele": "A",
                "alt_allele": "C",
                "cdna_change": null,
                "protein_change": "p.His410Gln",
                "transcript_id": null,
                "dbsnp_id": "rs1447555059",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI085"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/173/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/173/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/173/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/173/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "BBS10"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/173/?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": 3
    }
}