{"gene":"YIPF1","run_date":"2026-04-28T23:00:23","timeline":{"discoveries":[{"year":2017,"finding":"YIPF1 (a mammalian homolog of yeast Yif1p) localizes primarily to the medial-/trans-Golgi and partially to the trans-Golgi network (TGN), as determined by immunofluorescence. Upon brefeldin A (BFA) treatment, YIPF1 co-migrated with medial-/trans-Golgi and TGN markers before redistributing to cytoplasmic puncta distinct from canonical Golgi markers.","method":"Immunofluorescence staining and brefeldin A treatment in mammalian cells","journal":"Experimental cell research","confidence":"Medium","confidence_rationale":"Tier 2 — direct localization experiment with functional context; single lab, single method","pmids":["28286305"],"is_preprint":false},{"year":2017,"finding":"YIPF6 forms stable complexes separately with YIPF1 and with YIPF2; knockdown of YIPF6 reduces YIPF1 and YIPF2 protein levels, indicating that YIPF6 is required for stable expression and Golgi localization of YIPF1. Conversely, YIPF1 knockdown does not affect YIPF6 expression or localization, revealing an asymmetric dependency.","method":"Co-immunoprecipitation, siRNA knockdown with western blot and immunofluorescence","journal":"Experimental cell research","confidence":"Medium","confidence_rationale":"Tier 2 — reciprocal knockdown plus co-IP; single lab, two orthogonal methods","pmids":["28286305"],"is_preprint":false},{"year":2017,"finding":"Knockdown of YIPF1 (but not YIPF6) markedly delayed reassembly of the Golgi apparatus after BFA washout, establishing a specific functional role for YIPF1 in Golgi reassembly. Knockdown of YIPF1 also reduced intracellular glycan levels in HT-29 cells, linking YIPF1 to glycan synthesis.","method":"siRNA knockdown followed by BFA washout assay (Golgi reassembly) and lectin-based glycan detection in HT-29 cells","journal":"Experimental cell research","confidence":"Medium","confidence_rationale":"Tier 2 — loss-of-function with specific cellular phenotype readouts (Golgi reassembly and glycan synthesis); single lab, two orthogonal functional assays","pmids":["28286305"],"is_preprint":false}],"current_model":"YIPF1 is a medial-/trans-Golgi and TGN-resident protein (mammalian homolog of yeast Yif1p) that forms a stable complex with YIPF6, which is required for YIPF1's stable expression and Golgi localization; YIPF1 plays a non-redundant role in Golgi reassembly after disassembly and supports normal intracellular glycan synthesis."},"narrative":{"teleology":[{"year":2017,"claim":"Determining where YIPF1 resides within the Golgi stack established it as a medial-/trans-Golgi and TGN protein whose behavior during brefeldin A-induced disassembly diverges from canonical Golgi markers, suggesting a specialized trafficking role.","evidence":"Immunofluorescence co-localization with compartment markers and BFA redistribution assay in mammalian cells","pmids":["28286305"],"confidence":"Medium","gaps":["Localization relies on immunofluorescence in a single cell type; immuno-EM or proximity labeling has not been performed","The identity of the cytoplasmic puncta YIPF1 redistributes to after BFA treatment is unresolved"]},{"year":2017,"claim":"Identifying the YIPF1–YIPF6 complex and the asymmetric dependency (YIPF6 stabilizes YIPF1 but not vice versa) revealed how YIPF1 protein levels and localization are maintained.","evidence":"Co-immunoprecipitation and reciprocal siRNA knockdown with western blot and immunofluorescence","pmids":["28286305"],"confidence":"Medium","gaps":["Whether the interaction is direct or bridged by other partners has not been tested with recombinant proteins","The stoichiometry and topology of the YIPF1–YIPF6 complex are unknown"]},{"year":2017,"claim":"Demonstrating that YIPF1 knockdown, but not YIPF6 knockdown, delays Golgi reassembly and reduces glycan levels established a specific, non-redundant functional role for YIPF1 in Golgi biogenesis and glycosylation.","evidence":"siRNA knockdown followed by BFA washout Golgi reassembly assay and lectin-based glycan detection in HT-29 cells","pmids":["28286305"],"confidence":"Medium","gaps":["Findings derive from a single laboratory and cell line; independent replication is lacking","The molecular mechanism by which YIPF1 promotes Golgi reassembly is unknown","Whether the glycan reduction is a direct consequence of impaired Golgi structure or a separate YIPF1 function is unresolved"]},{"year":null,"claim":"The molecular mechanism through which YIPF1 drives Golgi membrane reassembly, its full interactome beyond YIPF6, and its relevance to organismal physiology or disease remain undefined.","evidence":"","pmids":[],"confidence":"Low","gaps":["No structural information exists for YIPF1 or the YIPF1–YIPF6 complex","No in vivo (animal model) loss-of-function data are available","Whether YIPF1 functions in vesicle tethering, membrane fusion, or cisternal maturation has not been tested"]}],"mechanism_profile":{"molecular_activity":[],"localization":[{"term_id":"GO:0005794","term_label":"Golgi apparatus","supporting_discovery_ids":[0,1,2]}],"pathway":[{"term_id":"R-HSA-1852241","term_label":"Organelle biogenesis and maintenance","supporting_discovery_ids":[2]}],"complexes":[],"partners":["YIPF6"],"other_free_text":[]},"mechanistic_narrative":"YIPF1 is a medial-/trans-Golgi and trans-Golgi network (TGN)-resident membrane protein that forms a stable complex with YIPF6, which is required for YIPF1 protein stability and correct Golgi localization [PMID:28286305]. YIPF1 plays a non-redundant role in Golgi reassembly after brefeldin A-induced disassembly and supports normal intracellular glycan synthesis, as its knockdown specifically delays Golgi reconstitution and reduces glycan levels [PMID:28286305]."},"prefetch_data":{"uniprot":{"accession":"Q9Y548","full_name":"Protein YIPF1","aliases":["YIP1 family member 1"],"length_aa":306,"mass_kda":34.3,"function":"","subcellular_location":"Golgi apparatus, cis-Golgi network membrane; Golgi apparatus, trans-Golgi network membrane; Late endosome membrane","url":"https://www.uniprot.org/uniprotkb/Q9Y548/entry"},"depmap":{"release":"DepMap","has_data":true,"is_common_essential":false,"resolved_as":"","url":"https://depmap.org/portal/gene/YIPF1","classification":"Not 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all","driving_tissues":[],"url":"https://www.proteinatlas.org/search/YIPF1"},"hgnc":{"alias_symbol":["DJ167A19.1","FinGER1","Yip5a","YIPFbeta3A"],"prev_symbol":[]},"alphafold":{"accession":"Q9Y548","domains":[{"cath_id":"-","chopping":"118-283","consensus_level":"high","plddt":93.4888,"start":118,"end":283}],"viewer_url":"https://alphafold.ebi.ac.uk/entry/Q9Y548","model_url":"https://alphafold.ebi.ac.uk/files/AF-Q9Y548-F1-model_v6.cif","pae_url":"https://alphafold.ebi.ac.uk/files/AF-Q9Y548-F1-predicted_aligned_error_v6.png","plddt_mean":76.81},"mouse_models":{"mgi_url":"https://www.informatics.jax.org/marker/summary?nomen=YIPF1","jax_strain_url":"https://www.jax.org/strain/search?query=YIPF1"},"sequence":{"accession":"Q9Y548","fasta_url":"https://rest.uniprot.org/uniprotkb/Q9Y548.fasta","uniprot_url":"https://www.uniprot.org/uniprotkb/Q9Y548/entry","alphafold_viewer_url":"https://alphafold.ebi.ac.uk/entry/Q9Y548"}},"corpus_meta":[{"pmid":"11927605","id":"PMC_11927605","title":"Muscle-specific 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LIFEdb database in 2006.","date":"2006","source":"Nucleic acids research","url":"https://pubmed.ncbi.nlm.nih.gov/16381901","citation_count":29,"is_preprint":false,"source_track":"gene2pubmed"},{"pmid":"36949045","id":"PMC_36949045","title":"Assessment of community efforts to advance network-based prediction of protein-protein interactions.","date":"2023","source":"Nature communications","url":"https://pubmed.ncbi.nlm.nih.gov/36949045","citation_count":22,"is_preprint":false,"source_track":"gene2pubmed"},{"pmid":"40437099","id":"PMC_40437099","title":"EndoMAP.v1 charts the structural landscape of human early endosome complexes.","date":"2025","source":"Nature","url":"https://pubmed.ncbi.nlm.nih.gov/40437099","citation_count":6,"is_preprint":false,"source_track":"gene2pubmed"}],"cost":{"stage1":{"model":"claude-sonnet-4-6","input_tokens":17783,"output_tokens":1033,"usd":0.034422},"stage2":{"model":"claude-opus-4-6","input_tokens":4143,"output_tokens":1154,"usd":0.074347},"total_usd":0.235406,"stage1_batch_id":"msgbatch_01BparvgRZ9S2LMidvaoo86K","stage2_batch_id":"msgbatch_01NkBfv9SVZWthhS7j6mU6G3","note":"batch pricing = 50% of standard","round2_stage1":{"model":"claude-sonnet-4-6","input_tokens":29115,"output_tokens":1264,"usd":0.053152},"round2_rules_fired":"R3","round2_stage2":{"model":"claude-opus-4-6","input_tokens":4268,"output_tokens":1106,"usd":0.073485}},"stage1_raw":"Looking at the corpus, I need to identify papers about YIPF1 specifically. The vast majority of papers are about MuRF1 (TRIM63), MGRN1, MZF1, VOZ proteins, or other genes - these are symbol collisions or unrelated genes. Only paper [24] (PMID:28286305) is directly about YIPF1.\n\n```json\n{\n  \"discoveries\": [\n    {\n      \"year\": 2017,\n      \"finding\": \"YIPF1 localizes primarily to the medial-/trans-Golgi and partially to the trans-Golgi network (TGN), as determined by immunofluorescence staining. Upon brefeldin A treatment, YIPF1 co-migrated with medial-/trans-Golgi and TGN markers before redistributing to cytoplasmic punctate structures distinct from these compartments.\",\n      \"method\": \"Immunofluorescence staining, brefeldin A treatment assay\",\n      \"journal\": \"Experimental cell research\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 — direct localization experiment with functional context, single lab, single method\",\n      \"pmids\": [\"28286305\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"YIPF1 forms a stable complex with YIPF6 (a homolog of yeast Yip1p); knockdown of YIPF6 reduces YIPF1 protein levels, indicating YIPF6 is required for stable expression and Golgi localization of YIPF1. Conversely, knockdown of YIPF1 does not affect YIPF6 expression or localization.\",\n      \"method\": \"Co-immunoprecipitation, siRNA knockdown, immunofluorescence\",\n      \"journal\": \"Experimental cell research\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2-3 — reciprocal knockdown experiments with protein level and localization readouts, single lab\",\n      \"pmids\": [\"28286305\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"Knockdown of YIPF1 markedly delays reassembly of the Golgi apparatus after brefeldin A washout, establishing a role for YIPF1 in Golgi reassembly. Knockdown of YIPF6 alone does not delay reassembly, and the authors propose that free YIPF6 (after dissociating from YIPF1) interferes with Golgi reassembly.\",\n      \"method\": \"siRNA knockdown, brefeldin A washout assay, immunofluorescence\",\n      \"journal\": \"Experimental cell research\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 — clean KD with defined cellular phenotype, single lab with multiple conditions tested\",\n      \"pmids\": [\"28286305\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"Knockdown of YIPF1 reduces intracellular glycan levels in HT-29 cells, demonstrating that YIPF1 is required for normal glycan synthesis, likely through its role in maintaining Golgi function.\",\n      \"method\": \"siRNA knockdown, intracellular glycan staining/measurement\",\n      \"journal\": \"Experimental cell research\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 — loss-of-function with specific biochemical readout, single lab\",\n      \"pmids\": [\"28286305\"],\n      \"is_preprint\": false\n    }\n  ],\n  \"current_model\": \"YIPF1 is a mammalian homolog of yeast Yif1p that localizes to the medial-/trans-Golgi and TGN, where it forms a stable complex with YIPF6 (Yip1p homolog) required for its stable expression and Golgi localization; YIPF1 is functionally required for Golgi reassembly after stress and for normal intracellular glycan synthesis.\"\n}\n```\n\n--- ROUND 2 (R2/R3, augmented corpus) ---\n\nI'll systematically classify each paper before extracting discoveries.\n\n**Classification:**\n\n**Retrieved Papers (30):**\n- Papers [1]-[3], [5]-[8], [10]-[15], [17], [21]-[23], [25]-[27], [29]-[30]: All about MuRF1, MGRN1, MZF1, MIF1, VOZ1/VOZ2, or other genes — EXCLUDE (alias collisions)\n- Paper [4], [9], [16]-[20], [28]: VOZ, MZF1 plant/cancer genes — EXCLUDE\n- **Paper [24]**: YIPF1, YIPF2, YIPF6 — This is directly about YIPF1. **KEEP**\n\n**Gene2pubmed-Curated Papers (27):**\n- Papers [1]-[27]: These are mostly large-scale genomics/interactome studies. I need to check if any directly describe YIPF1 mechanistically.\n- Paper [12] (PMID:11256614): Systematic subcellular localization — mentions novel proteins, could include YIPF1 if it was characterized. This is a screen paper; may include YIPF1 localization data but doesn't focus on it mechanistically.\n- Paper [21] (PMID:15466293): High-content screening microscopy for secretory membrane traffic — screen paper that may have identified YIPF1 but doesn't specifically describe its mechanism.\n- All others are broad interactome/genomics resources with no specific YIPF1 mechanistic findings extractable from abstracts.\n\nOnly **Paper [24] from retrieved papers (PMID:28286305)** is clearly KEEP with extractable mechanistic findings about YIPF1.\n\n```json\n{\n  \"discoveries\": [\n    {\n      \"year\": 2017,\n      \"finding\": \"YIPF1 (a mammalian homolog of yeast Yif1p) localizes primarily to the medial-/trans-Golgi and partially to the trans-Golgi network (TGN), as determined by immunofluorescence. Upon brefeldin A (BFA) treatment, YIPF1 co-migrated with medial-/trans-Golgi and TGN markers before redistributing to cytoplasmic puncta distinct from canonical Golgi markers.\",\n      \"method\": \"Immunofluorescence staining and brefeldin A treatment in mammalian cells\",\n      \"journal\": \"Experimental cell research\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 — direct localization experiment with functional context; single lab, single method\",\n      \"pmids\": [\"28286305\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"YIPF6 forms stable complexes separately with YIPF1 and with YIPF2; knockdown of YIPF6 reduces YIPF1 and YIPF2 protein levels, indicating that YIPF6 is required for stable expression and Golgi localization of YIPF1. Conversely, YIPF1 knockdown does not affect YIPF6 expression or localization, revealing an asymmetric dependency.\",\n      \"method\": \"Co-immunoprecipitation, siRNA knockdown with western blot and immunofluorescence\",\n      \"journal\": \"Experimental cell research\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 — reciprocal knockdown plus co-IP; single lab, two orthogonal methods\",\n      \"pmids\": [\"28286305\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"Knockdown of YIPF1 (but not YIPF6) markedly delayed reassembly of the Golgi apparatus after BFA washout, establishing a specific functional role for YIPF1 in Golgi reassembly. Knockdown of YIPF1 also reduced intracellular glycan levels in HT-29 cells, linking YIPF1 to glycan synthesis.\",\n      \"method\": \"siRNA knockdown followed by BFA washout assay (Golgi reassembly) and lectin-based glycan detection in HT-29 cells\",\n      \"journal\": \"Experimental cell research\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 — loss-of-function with specific cellular phenotype readouts (Golgi reassembly and glycan synthesis); single lab, two orthogonal functional assays\",\n      \"pmids\": [\"28286305\"],\n      \"is_preprint\": false\n    }\n  ],\n  \"current_model\": \"YIPF1 is a medial-/trans-Golgi and TGN-resident protein (mammalian homolog of yeast Yif1p) that forms a stable complex with YIPF6, which is required for YIPF1's stable expression and Golgi localization; YIPF1 plays a non-redundant role in Golgi reassembly after disassembly and supports normal intracellular glycan synthesis.\"\n}\n```","stage2_raw":"```json\n{\n  \"mechanistic_narrative\": \"YIPF1 is a mammalian homolog of yeast Yif1p that localizes to the medial-/trans-Golgi and trans-Golgi network, where it forms a stable complex with YIPF6; YIPF6 is required for YIPF1 protein stability and Golgi localization, whereas YIPF1 depletion does not affect YIPF6 [PMID:28286305]. YIPF1 is functionally required for Golgi reassembly after brefeldin A-induced disruption, and its loss reduces intracellular glycan levels, indicating a role in maintaining Golgi integrity and glycosylation capacity [PMID:28286305].\",\n  \"teleology\": [\n    {\n      \"year\": 2017,\n      \"claim\": \"Establishing where YIPF1 resides within the secretory pathway resolved a prerequisite for understanding its function: YIPF1 occupies the medial-/trans-Golgi and partially the TGN, and upon brefeldin A treatment it redistributes to cytoplasmic puncta distinct from Golgi markers.\",\n      \"evidence\": \"Immunofluorescence co-staining with Golgi compartment markers and brefeldin A treatment in cultured cells\",\n      \"pmids\": [\"28286305\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\n        \"Localization determined by immunofluorescence only; immuno-EM or proximity-labeling confirmation is lacking\",\n        \"Whether YIPF1 cycles through earlier Golgi compartments is untested\"\n      ]\n    },\n    {\n      \"year\": 2017,\n      \"claim\": \"Demonstrating that YIPF1 and YIPF6 form a stable complex with asymmetric dependence — YIPF6 stabilizes YIPF1 but not vice versa — defined the organizational hierarchy of this Yip1-family module at the Golgi.\",\n      \"evidence\": \"Co-immunoprecipitation and reciprocal siRNA knockdowns with protein-level and localization readouts\",\n      \"pmids\": [\"28286305\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\n        \"Direct binding (e.g., recombinant pull-down) has not been shown\",\n        \"Stoichiometry and whether additional subunits participate in the complex are unknown\",\n        \"Single-lab study; independent replication is absent\"\n      ]\n    },\n    {\n      \"year\": 2017,\n      \"claim\": \"Showing that YIPF1 knockdown delays post-brefeldin A Golgi reassembly and reduces intracellular glycan levels linked the YIPF1–YIPF6 complex to Golgi structural maintenance and glycosylation.\",\n      \"evidence\": \"siRNA knockdown followed by brefeldin A washout assay and intracellular glycan staining in HT-29 cells\",\n      \"pmids\": [\"28286305\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\n        \"Mechanism by which YIPF1 promotes Golgi reassembly (vesicle tethering, membrane fusion, or structural scaffolding) is unresolved\",\n        \"Glycan reduction could be an indirect consequence of Golgi disorganization; specific glycosyltransferase pathways affected are not identified\",\n        \"No rescue experiment with exogenous YIPF1 was reported\"\n      ]\n    },\n    {\n      \"year\": null,\n      \"claim\": \"The molecular mechanism through which YIPF1 promotes Golgi reassembly — whether through direct roles in vesicle fusion, membrane curvature, or cisternal organization — remains undefined, as do its functional contributions to secretory trafficking beyond glycosylation.\",\n      \"evidence\": \"\",\n      \"pmids\": [],\n      \"confidence\": \"Low\",\n      \"gaps\": [\n        \"No reconstituted biochemical activity has been demonstrated for YIPF1\",\n        \"In vivo loss-of-function models (knockout organisms) have not been reported\",\n        \"Structural basis of the YIPF1–YIPF6 interaction is unknown\"\n      ]\n    }\n  ],\n  \"mechanism_profile\": {\n    \"molecular_activity\": [],\n    \"localization\": [\n      {\"term_id\": \"GO:0005794\", \"supporting_discovery_ids\": [0, 1, 2]}\n    ],\n    \"pathway\": [\n      {\"term_id\": \"R-HSA-5653656\", \"supporting_discovery_ids\": [0, 2]}\n    ],\n    \"complexes\": [],\n    \"partners\": [\"YIPF6\"],\n    \"other_free_text\": []\n  }\n}\n```\n\n--- ROUND 2 (R2/R3, augmented corpus) ---\n\n```json\n{\n  \"mechanistic_narrative\": \"YIPF1 is a medial-/trans-Golgi and trans-Golgi network (TGN)-resident membrane protein that forms a stable complex with YIPF6, which is required for YIPF1 protein stability and correct Golgi localization [PMID:28286305]. YIPF1 plays a non-redundant role in Golgi reassembly after brefeldin A-induced disassembly and supports normal intracellular glycan synthesis, as its knockdown specifically delays Golgi reconstitution and reduces glycan levels [PMID:28286305].\",\n  \"teleology\": [\n    {\n      \"year\": 2017,\n      \"claim\": \"Determining where YIPF1 resides within the Golgi stack established it as a medial-/trans-Golgi and TGN protein whose behavior during brefeldin A-induced disassembly diverges from canonical Golgi markers, suggesting a specialized trafficking role.\",\n      \"evidence\": \"Immunofluorescence co-localization with compartment markers and BFA redistribution assay in mammalian cells\",\n      \"pmids\": [\"28286305\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\n        \"Localization relies on immunofluorescence in a single cell type; immuno-EM or proximity labeling has not been performed\",\n        \"The identity of the cytoplasmic puncta YIPF1 redistributes to after BFA treatment is unresolved\"\n      ]\n    },\n    {\n      \"year\": 2017,\n      \"claim\": \"Identifying the YIPF1–YIPF6 complex and the asymmetric dependency (YIPF6 stabilizes YIPF1 but not vice versa) revealed how YIPF1 protein levels and localization are maintained.\",\n      \"evidence\": \"Co-immunoprecipitation and reciprocal siRNA knockdown with western blot and immunofluorescence\",\n      \"pmids\": [\"28286305\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\n        \"Whether the interaction is direct or bridged by other partners has not been tested with recombinant proteins\",\n        \"The stoichiometry and topology of the YIPF1–YIPF6 complex are unknown\"\n      ]\n    },\n    {\n      \"year\": 2017,\n      \"claim\": \"Demonstrating that YIPF1 knockdown, but not YIPF6 knockdown, delays Golgi reassembly and reduces glycan levels established a specific, non-redundant functional role for YIPF1 in Golgi biogenesis and glycosylation.\",\n      \"evidence\": \"siRNA knockdown followed by BFA washout Golgi reassembly assay and lectin-based glycan detection in HT-29 cells\",\n      \"pmids\": [\"28286305\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\n        \"Findings derive from a single laboratory and cell line; independent replication is lacking\",\n        \"The molecular mechanism by which YIPF1 promotes Golgi reassembly is unknown\",\n        \"Whether the glycan reduction is a direct consequence of impaired Golgi structure or a separate YIPF1 function is unresolved\"\n      ]\n    },\n    {\n      \"year\": null,\n      \"claim\": \"The molecular mechanism through which YIPF1 drives Golgi membrane reassembly, its full interactome beyond YIPF6, and its relevance to organismal physiology or disease remain undefined.\",\n      \"evidence\": \"\",\n      \"pmids\": [],\n      \"confidence\": \"Low\",\n      \"gaps\": [\n        \"No structural information exists for YIPF1 or the YIPF1–YIPF6 complex\",\n        \"No in vivo (animal model) loss-of-function data are available\",\n        \"Whether YIPF1 functions in vesicle tethering, membrane fusion, or cisternal maturation has not been tested\"\n      ]\n    }\n  ],\n  \"mechanism_profile\": {\n    \"molecular_activity\": [],\n    \"localization\": [\n      {\"term_id\": \"GO:0005794\", \"supporting_discovery_ids\": [0, 1, 2]}\n    ],\n    \"pathway\": [\n      {\"term_id\": \"R-HSA-1852241\", \"supporting_discovery_ids\": [2]}\n    ],\n    \"complexes\": [],\n    \"partners\": [\"YIPF6\"],\n    \"other_free_text\": []\n  }\n}\n```"}