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

GET /api/combinations/OLI733/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "1530",
            "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": 0.002,
                    "KGP_genomes_SAS_maf": 0.0,
                    "gnomad_maf": 0.001527,
                    "gnomad_AFR_maf": 0.0006158,
                    "gnomad_AMR_maf": 0.0006938,
                    "gnomad_ASJ_maf": 0.0,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.001617,
                    "gnomad_NFE_maf": 0.002638,
                    "gnomad_OTH_maf": 0.001142,
                    "gnomad_SAS_maf": 0.0002613,
                    "ESP_AA_maf": 0.0004539,
                    "ESP_EA_maf": 0.003023
                },
                "predictions": {
                    "sift_prediction": "Tolerated",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 2.536534,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 27106106,
                "genomic_position_hg38": 26779615,
                "chromosome": "1",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:49.721228",
                "ref_allele": "G",
                "alt_allele": "A",
                "cdna_change": "c.5717G>A",
                "protein_change": "p.Arg1906Gln",
                "transcript_id": "NM_006015.4",
                "dbsnp_id": "rs41303631",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 2
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI702"
                        },
                        {
                            "type": "Combination",
                            "id": "OLI733"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1530/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1530/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1530/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1530/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "ARID1A"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1530/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1620",
            "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": 6.368e-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": 7.057e-05,
                    "gnomad_OTH_maf": 0.0,
                    "gnomad_SAS_maf": 0.0002008,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Possibly Damaging",
                    "cadd_prediction": 3.988367,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 37050297,
                "genomic_position_hg38": 36581092,
                "chromosome": "14",
                "annotation_flag": "manually_attributed",
                "lastmodified": "2023-06-06T16:57:50.286078",
                "ref_allele": "T",
                "alt_allele": "C",
                "cdna_change": "c.530A>G",
                "protein_change": "p.Asp177Gly",
                "transcript_id": "NM_014360.4",
                "dbsnp_id": "rs961687335",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI733"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1620/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1620/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1620/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1620/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "NKX2-8"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1620/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1621",
            "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": 1.194e-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": 2.64e-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": "Damaging",
                    "cadd_prediction": 4.217342,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 195969442,
                "genomic_position_hg38": 196242571,
                "chromosome": "3",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:50.292444",
                "ref_allele": "T",
                "alt_allele": "C",
                "cdna_change": "c.556A>G",
                "protein_change": "p.Lys186Glu",
                "transcript_id": "NM_001312673.1",
                "dbsnp_id": "rs773571578",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI733"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1621/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1621/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1621/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1621/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "PCYT1A"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1621/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "1622",
            "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": 1.992e-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": 3.529e-05,
                    "gnomad_OTH_maf": 0.0001637,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Possibly Damaging",
                    "cadd_prediction": 3.346314,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 47162995,
                "genomic_position_hg38": 47121505,
                "chromosome": "3",
                "annotation_flag": "automatically_attributed",
                "lastmodified": "2023-06-06T16:57:50.298817",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.3131G>A",
                "protein_change": "p.Ser1044Asn",
                "transcript_id": "NM_014159.6",
                "dbsnp_id": "rs587778673",
                "variant_effect": "missense"
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI733"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1622/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1622/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/1622/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/1622/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "SETD2"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/1622/?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
    }
}