Cytosine

Cytosine

SCHEMBL4059

Nc1cc[nH]c(=O)n1

nearest known ligand 0.00

Full drug profile on Sugi Atlas →

⚠ 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.

Compoundsimilaritytop predictedshared targets
Cytosine SCHEMBL4657334 1.00 DYRK1A (0.44)
Cytosine SCHEMBL1330400 1.00
Cytosine SCHEMBL1330710 1.00
Cytosine SCHEMBL19692377 0.98
Cytosine SCHEMBL2406920 0.98
Cytosine SCHEMBL4065266 0.98
Cytosine SCHEMBL10623341 0.98
Cytosine SCHEMBL21772310 0.98 DYRK1A (0.42)
Cytosine SCHEMBL20212017 0.98
Cytosine SCHEMBL4492966 0.98

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 267651 patents — a generic fragment claimed broadly, so it's down-weighted as IP noise. Top by claim status then date:

PatentTitleAssigneePublishedPriorityFilingCountryStatus
US-20260146277-A1 APPLICATION FOR PEPTIDE NUCLEIC ACID (PNA) BLOCKER BECTON, DICKINSON AND COMPANY (US) 2026-05-28 US claimed
US-20260144896-A1 MODIFIED CPG DINUCLEOTIDES FOR RECOMBINANT VIRAL VECTOR PRODUCTION SIREN BIOTECHNOLOGY, INC. (US) 2026-05-28 US claimed
US-20260144893-A1 COMPOSITIONS AND METHODS COMPRISING PROGRAMMABLE SNRNAS FOR RNA EDITING REGENERON PHARMACEUTICALS, INC. (US) 2026-05-28 US claimed
US-20260144879-A1 ANTI-VIRAL AND HEPATIC-TARGETED DRUGS AI-BIOPHARMA (FR) 2026-05-28 US claimed
US-20260146294-A1 METHODS TO ENRICH NUCLEOTIDE VARIANTS BY NEGATIVE SELECTION GUARDANT HEALTH, INC. (US) 2026-05-28 US claimed
US-20260144796-A1 Compounds and Methods for Improving Health Acurx Pharmaceuticals, Inc. (US) 2026-05-28 US claimed
US-20260146249-A1 ANTISENSE OLIGONUCLEOTIDES FOR TREATING A DISEASE OR CONDITION ASSOCIATED WITH AN ABNORMAL PROCESSING OF APP VICO THERAPEUTICS B.V. (NL) 2026-05-28 US claimed
EP-4748395-A1 THERAPY BASED ON INTRACEREBRAL PHOSPHATE HOMEOSTASIS PROMOTER Shanghai Anyea Therapeutics Co., Ltd (CN) 2026-05-27 EP claimed
EP-4747627-A1 METHODS AND SYSTEMS FOR PREDICTIVE CLASSIFICATION BY MASS SPECTROMETRY AND TRAINED LARGE SPECTRAL MODELS Matterworks Inc (US) 2026-05-27 EP claimed
EP-4345171-B1 METHODS FOR 3' OVERHANG REPAIR GUARDANT HEALTH INC (US) 2026-05-27 EP claimed
US-4123610-A Nucleic acid crosslinking agent and affinity inactivation of nucleic acids therewith THE UNITED STATES GOVERNMENT (US) 1978-10-31 US claimed
US-4122251-A Process for production of 5-fluorouracil and its derivatives DAIKIN KOGYO CO., LTD. (JP) 1978-10-24 US claimed
US-4119590-A Process for producing a polyion complex having a nucleic acid base TOYO SODA MANUFACTURING CO., LTD. (JP) 1978-10-10 US claimed
US-4108804-A Process for preparation of chromatography solid supports comprising a nucleic acid base-epoxy group containing porous gel SEITA TORU 1978-08-22 US claimed
US-4082911-A PROCESS FOR THE PREPARATION OF NUCLEOSIDES SCHERING AKTIENGESELLSCHAFT (DT) 1978-04-04 US claimed
US-4066827-A Process for producing a polyion complex having a nucleic acid base TOYO SODA MANUFACTURING CO., LTD. (JA) 1978-01-03 US claimed
US-4056666-A Process for producing polyion complex having nucleic acid bases TOYO SODA MANUFACTURING CO., LTD. (JA) 1977-11-01 US claimed
US-3982948-A Process for preparing silver halide emulsion containing a rhodium salt and a decomposition product of nucleic acid KONISHIROKU PHOTO CO. LTD. (JA) 1976-09-28 US claimed
US-3975367-A PEPTIDE, VIRICIDE, IMMUNOSUPPRESSANT, NEOPLASTIC CELLS THE UPJOHN COMPANY (US) 1976-08-17 US claimed
US-3937809-A ADDITION COMPOUND OF A NUCLEOTIDE AND AN AMINO ACID AND THE USE THEREOF IN PROTECTION AGAINST ACTINIC RADIATION KOLMAR LABORATORIES, INC. (US) 1976-02-10 US claimed