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

GET /api/genes/RAB3GAP2/variants/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/vnd.api+json
Vary: Accept

{
    "data": [
        {
            "type": "SmallVariant",
            "id": "2894",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.0002,
                    "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": 0.0,
                    "gnomad_maf": 1.99e-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": 3.521e-05,
                    "gnomad_OTH_maf": 0.0,
                    "gnomad_SAS_maf": 3.266e-05,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Deleterious",
                    "pp2_hvar_prediction": "Possibly Damaging",
                    "cadd_prediction": 4.212203,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 220383752,
                "genomic_position_hg38": 220210410,
                "chromosome": "1",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:57.873815",
                "ref_allele": "C",
                "alt_allele": "T",
                "cdna_change": "c.590G>A",
                "protein_change": "p.Arg197Gln",
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1381"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2894/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2894/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/2894/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/2894/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "RAB3GAP2"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/2894/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "3002",
            "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": "Tolerated",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 1.865384,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 220383757,
                "genomic_position_hg38": 220210415,
                "chromosome": "1",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:58.532034",
                "ref_allele": "T",
                "alt_allele": "C",
                "cdna_change": "c.585A>G",
                "protein_change": "p.Ile195Met",
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1426"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3002/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3002/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3002/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3002/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "RAB3GAP2"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/3002/?format=api"
            }
        },
        {
            "type": "SmallVariant",
            "id": "3003",
            "attributes": {
                "frequencies": {
                    "KGP_genomes_maf": 0.003,
                    "KGP_genomes_AFR_maf": 0.0083,
                    "KGP_genomes_AMR_maf": 0.0043,
                    "KGP_genomes_EAS_maf": 0.0,
                    "KGP_genomes_EUR_maf": 0.001,
                    "KGP_genomes_SAS_maf": 0.0,
                    "gnomad_maf": 0.0007869,
                    "gnomad_AFR_maf": 0.00486,
                    "gnomad_AMR_maf": 0.00188,
                    "gnomad_ASJ_maf": 0.0004964,
                    "gnomad_EAS_maf": 0.0,
                    "gnomad_FIN_maf": 0.0,
                    "gnomad_NFE_maf": 0.0003591,
                    "gnomad_OTH_maf": 0.001145,
                    "gnomad_SAS_maf": 0.0,
                    "ESP_AA_maf": null,
                    "ESP_EA_maf": null
                },
                "predictions": {
                    "sift_prediction": "Tolerated",
                    "pp2_hvar_prediction": "Benign",
                    "cadd_prediction": 1.410386,
                    "mutationtaster_prediction": "Polymorphism"
                },
                "status": "CU",
                "genomic_position_hg19": 220324715,
                "genomic_position_hg38": 220151373,
                "chromosome": "1",
                "annotation_flag": null,
                "lastmodified": "2023-06-06T16:57:58.538209",
                "ref_allele": "T",
                "alt_allele": "C",
                "cdna_change": "c.4060A>G",
                "protein_change": "p.Ile1354Val",
                "transcript_id": null,
                "dbsnp_id": "NA",
                "variant_effect": null
            },
            "relationships": {
                "in_combination": {
                    "meta": {
                        "count": 1
                    },
                    "data": [
                        {
                            "type": "Combination",
                            "id": "OLI1427"
                        }
                    ],
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3003/relationships/in_combination?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3003/combinations/?format=api"
                    }
                },
                "gene_name": {
                    "links": {
                        "self": "https://olida.ibsquare.be/api/variants/3003/relationships/gene_name?format=api",
                        "related": "https://olida.ibsquare.be/api/variants/3003/gene/?format=api"
                    },
                    "data": {
                        "type": "Gene",
                        "id": "RAB3GAP2"
                    }
                }
            },
            "links": {
                "self": "https://olida.ibsquare.be/api/variants/3003/?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
    }
}