Known targets — ChEMBL curated mechanism
The experimentally established mechanism targets of Flucytosine. The predicted profile below is derived independently by chemical similarity — agreement is a validation signal, a miss is honest.
⚠ Novel chemotype — no close known analogue (best Tanimoto < 0.3). Unexplored chemical space relative to ChEMBL.
Similar compounds — the chemically nearest patent molecules
Nearest neighbours by Morgan-fingerprint cosine across the patent-compound collection, with each neighbour's top predicted target and the predicted targets it shares with this molecule.
| Compound | similarity | top predicted | shared targets | |
|---|---|---|---|---|
| Flucytosine SCHEMBL8160959 | 1.00 | ALDH1A1 (0.37) | — | |
| Flucytosine SCHEMBL3868918 | 0.98 | ALDH1A1 (0.35) | — | |
| Flucytosine SCHEMBL28748160 | 0.98 | — | — | |
| Flucytosine SCHEMBL29100530 | 0.98 | ALDH1A1 (0.35) | — | |
| Flucytosine SCHEMBL3871370 | 0.98 | ALDH1A1 (0.35) | — | |
| Flucytosine SCHEMBL3869716 | 0.98 | ALDH1A1 (0.35) | — | |
| Flucytosine SCHEMBL3870974 | 0.98 | ALDH1A1 (0.35) | — | |
| Flucytosine SCHEMBL1050449 | 0.96 | ALDH1A1 (0.34) | — | |
| Flucytosine SCHEMBL3867430 | 0.94 | ALDH1A1 (0.33) | — | |
| Flucytosine SCHEMBL27696081 | 0.94 | ALDH1A1 (0.33) | — |
Similarity is cosine over the 2,048-bit Morgan fingerprint (≈ Tanimoto). Identical fingerprints score 1.00.
Patent provenance — the patents this molecule appears in, and who filed them
Appears in 46575 patents — a generic fragment claimed broadly, so it's down-weighted as IP noise. Top by claim status then date:
| Patent | Title | Assignee | Published | Priority | Filing | Country | Status |
|---|---|---|---|---|---|---|---|
| US-20260144879-A1 | ANTI-VIRAL AND HEPATIC-TARGETED DRUGS | AI-BIOPHARMA (FR) | 2026-05-28 | — | — | US | claimed |
| WO-2026107113-A1 | MODIFIED CELLS FOR PROGRAMMING EXTRA ENVELOPED VIRUSES (EEVs) AND THEIR USE FOR PRODUCING THE EEVs, THE PROGRAMMED EEVs AND USES THEREOF | CALIDI BIOTHERAPEUTICS (NEVADA), INC. (US) | 2026-05-21 | — | — | WO | claimed |
| US-20260124224-A1 | USE OF COMBINED COMPOSITION IN PREPARING DRUG FOR RESISTING FUNGAL AND BACTERIAL INFECTIONS | NATIONAL CENTER FOR NANOSCIENCE AND TECHNOLOGY (CN) | 2026-05-07 | — | — | US | claimed |
| EP-4255391-B1 | LUMINOL FOR USE IN THE TREATMENT OF SEQUELAE OF A SARS-COV-2 INFECTION | METRIOPHARM AG (CH) | 2026-05-06 | — | — | EP | claimed |
| US-12618050-B2 | Engineered polypeptides that exhibit increased catalytic efficiency for unnatural cofactors and uses thereof | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA (US) | 2026-05-05 | — | — | US | claimed |
| EP-4726042-A2 | ANTISENSE OLIGOMERS TARGETING SETD5 FOR UPREGULATION AND USE THEREOF | Korea Advanced Institute of Science and Technology (KR) | 2026-04-15 | — | — | EP | claimed |
| EP-4719384-A2 | COMPOUNDS WITH ANTIFUNGAL PROPERTIES | Trustees of Dartmouth College (US) | 2026-04-08 | — | — | EP | claimed |
| US-12582696-B2 | Debaryomyces species as an indicator of non-healing ulcers in Crohn's disease | WASHINGTON UNIVERSITY (US) | 2026-03-24 | — | — | US | claimed |
| EP-4710766-A1 | MIXTURES OF AMBRUTICIN WITH AT LEAST ONE FURTHER PESTICIDE | BASF SE (DE) | 2026-03-18 | — | — | EP | claimed |
| EP-4704904-A1 | TETRAZINE-BASED TARGETING AGENTS FOR IN VIVO DELIVERY OF A PAYLOAD | Tambo, Inc. (US) | 2026-03-11 | — | — | EP | claimed |
| US-4703121-A | Process for the preparation of 5-fluorocytosine | BAYER AKTIENGESELLSCHAFT (DE) | 1987-10-27 | — | — | US | claimed |
| EP-0214265-A1 | ANTIGENS, ANTIBODIES AND THEIR USES | CORAL SOCIEDADE BRASILIERA DE PESQUISAS E DESENVOLVIMENTO LTDA. (BR) | 1987-03-18 | — | — | EP | claimed |
| WO-1986005400-A1 | ANTIGENS, ANTIBODIES AND THEIR USES | AXON HEALTHCARE LTD. (GB) | 1986-09-25 | — | — | WO | claimed |
| EP-0063352-B1 | PROCESS FOR PREPARING 5-FLUOROCYTOSINE SALT | Daikin Kogyo Co., Ltd. (JP) | 1986-07-23 | — | — | EP | claimed |
| EP-0094329-B1 | TANNING PROCESS FOR RENDERING LEATHERS MYCOSTATIC, ANTIMYCOSIC AND ANTIFUNGICIDAL, AND ARTICLES PRODUCED THEREBY | Roux, Joel (FR) | 1986-01-22 | — | — | EP | claimed |
| US-4521406-A | COMBINATION OF 5-FLUOROCYTOSINE AND CYTOSINEDEAMINASE | CHISSO CORPORATION (JP) | 1985-06-04 | — | — | US | claimed |
| EP-0126684-A2 | Drug delivery system utilizing thermosetting gels | MERCK & CO. INC. (US) | 1984-11-28 | — | — | EP | claimed |
| US-4484925-A | USING BIOCIDAL AGENTS ON METAL COMPLEXES | ROUX JOEL (FR) | 1984-11-27 | — | — | US | claimed |
| US-4474751-A | SUSTAINED RELEASE USING AN ALKYLENEDIAMINE-MODIFIED ETHYLENE OXIDE-PROPYLENE OXIDE COPOLYMER | MERCK & CO., INC. (US) | 1984-10-02 | — | — | US | claimed |
| US-4168206-A | Impregnated disk method for testing antifungal susceptibility | PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE (US) | 1979-09-18 | — | — | US | claimed |