Cysteine

Cysteine

SCHEMBL18160

Cl.NC(CS)C(=O)O

nearest known ligand 0.00

Full drug profile on Sugi Atlas →

Known targets — ChEMBL curated mechanism

ABL1ACEACHEACVR1ADRA1AADRA1BADRA1DADRA2AADRA2BADRA2CADRB1ADRB2ADRB3AGTR1ALKAVPR1AAVPR2BCHEBCRCA2CACNA1ACACNA1BCACNA1CCACNA1DCACNA1ECACNA1FCACNA1GCACNA1HCACNA1ICACNA1SCACNA2D1CACNA2D2CACNA2D3CACNA2D4CACNB1CACNB2CACNB3CACNB4CACNG1CACNG2CACNG3CACNG4CACNG5CACNG6CACNG7CACNG8CALCRLCASRCCR5CDK4CDK6CFBCHRM1CHRM2CHRM3CHRM4CHRM5CHRNA1CHRNA3CHRNA7CHRNB1CHRNB4CHRNDCHRNECHRNGCOXFA4COXFA4L2CRBNCSF1RCUL4ACYP19A1DDB1DPP4DRD1DRD2DRD3DRD4EDNRAEGFREML4ERBB2ERBB4ESR1ESR2FGFR1FGFR3FLT1FLT3FLT4GAAGABRA1GABRA2GABRA3GABRA4GABRA5GABRA6GABRB1GABRB2GABRB3GABRDGABREGABRG1GABRG2GABRG3GABRPGABRQGHSRGLAGNRHRGPD2GRIN1GRIN2AGRIN2BGRIN2CGRIN2DGRIN3AGRIN3BGSTP1HCN4HCRTR1HCRTR2HDAC1HDAC10HDAC11HDAC2HDAC3HDAC4HDAC5HDAC6HDAC7HDAC8HDAC9HRH1HRH2HRH3HSD11B1HSP90AA1HSP90AB1HTR1AHTR1BHTR1DHTR1EHTR1FHTR2AHTR2BHTR2CHTR3AHTR3BHTR3CHTR3DHTR3EHTR4HTR5AHTR6HTR7IMPDH1IMPDH2ITGA2BITGB3ITKJAK1JAK2KCNA1KCNA10KCNA2KCNA3KCNA4KCNA5KCNA6KCNA7KCNB1KCNB2KCNC1KCNC2KCNC3KCNC4KCND1KCND2KCND3KCNF1KCNG1KCNG2KCNG3KCNG4KCNH1KCNH2KCNH3KCNH4KCNH5KCNH6KCNH7KCNH8KCNJ2KCNJ3KCNJ5KCNK3KCNK9KCNQ1KCNQ2KCNQ3KCNQ4KCNQ5KCNS1KCNS2KCNS3KCNV1KCNV2KDRKITKLKB1LCKMMAOAMAOBMAPK14METMMP1MMP13MMP7MMP8MT-ND1MT-ND2MT-ND3MT-ND4MT-ND4LMT-ND5MT-ND6NDUFA1NDUFA10NDUFA11NDUFA12NDUFA13NDUFA2NDUFA3NDUFA5NDUFA6NDUFA7NDUFA8NDUFA9NDUFAB1NDUFAF1NDUFAF2NDUFAF3NDUFAF4NDUFB1NDUFB10NDUFB11NDUFB2NDUFB3NDUFB4NDUFB5NDUFB6NDUFB7NDUFB8NDUFB9NDUFC1NDUFC2NDUFS1NDUFS2NDUFS3NDUFS4NDUFS5NDUFS6NDUFS7NDUFS8NDUFV1NDUFV2NDUFV3NR3C1NS5ANTRK1NTRK2NTRK3ODC1OPRD1OPRK1OPRM1P2RY12PAHPARP1PDE3APDE3BPDE4APDE4BPDE4CPDE4DPDE5APDE7APDE7BPDE8APDE8BPDGFRAPDGFRBPIK3CAPIK3CDPNPPOLA1POLA2POLD1POLD2POLD3POLD4POLEPOLE2POLE3PPARGPRIM1PRIM2PRKCAPRKCBPRKCDPRKCEPRKCGPRKCHPRKCIPRKCQPRKCZPRKD1PRKD3PTGS1PTGS2RBX1RENRETROCK1ROCK2RPE65RRM1RRM2RRM2BS1PR1S1PR2S1PR3S1PR4S1PR5SCN10ASCN11ASCN1ASCN2ASCN3ASCN4ASCN5ASCN7ASCN8ASCN9ASCNN1ASCNN1BSCNN1GSIGMAR1SLC18A2SLC6A1SLC6A2SLC6A3SLC6A4SLC9A3SRCTACR1TOP1TOP2ATOP2BTTRTYMPdacAdacBdacCembAfolAftsIgyrAgyrBmrcAmrcBmrdAparCparEpolrplArplBrplCrplDrplErplFrplIrplJrplKrplLrplMrplNrplOrplPrplQrplRrplSrplTrplUrplVrplWrplXrplYrpmArpmBrpmCrpmDrpmErpmE2rpmFrpmGrpmG1rpmG2rpmG3rpmHrpmIrpmJrpsArpsBrpsCrpsDrpsErpsFrpsGrpsHrpsIrpsJrpsKrpsLrpsMrpsNrpsOrpsPrpsQrpsRrpsSrpsTrpsUykgMykgO

The experimentally established mechanism targets of Cysteine. 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.

Compoundsimilaritytop predictedshared targets
Cysteine SCHEMBL28238218 1.00 PTGS1 (0.94)
Cysteine SCHEMBL730594 1.00
Cysteine SCHEMBL1573764 1.00 PTGS1 (0.94)
Cysteine SCHEMBL1573765 1.00 PTGS1 (0.94)
Cysteine SCHEMBL50242 1.00
Cysteine SCHEMBL17394843 1.00 PTGS1 (0.94)
Cysteine SCHEMBL16894009 1.00 PTGS1 (0.94)
Cysteine SCHEMBL16894007 1.00 PTGS1 (0.94)
Cysteine SCHEMBL50241 1.00
Cysteine SCHEMBL7610984 1.00

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 38480 patents — a generic fragment claimed broadly, so it's down-weighted as IP noise. Top by claim status then date:

PatentTitleAssigneePublishedPriorityFilingCountryStatus
CN-224270324-U Production filter equipment of cysteine hydrochloride-hydrate HEBEI HUAYANG BIOLOGICAL TECHNOLOGY Co.,Ltd. (CN) 2026-05-26 CN claimed
CN-122075428-A Stable solid preparation 2026-05-26 CN claimed
CN-122063211-A Method for simultaneously detecting sodium bisulphite and cysteine hydrochloride and application thereof 九华华源药业股份有限公司 2026-05-19 CN claimed
WO-2026098695-A1 ANTIBODY LABELING METHOD 上海睿智医药研究集团有限公司 2026-05-15 WO claimed
WO-2026098607-A1 F-18 LABELED AQUEOUS PHARMACEUTICAL COMPOSITION TARGETING LIGAND OF FIBROBLAST ACTIVATION PROTEIN, AND PREPARATION METHOD THEREFOR 天津恒瑞医药有限公司 2026-05-15 WO claimed
CN-122012273-A High-density culture method of lactobacillus amylophilus 山东天润和生物工程有限公司 2026-05-12 CN claimed
CN-122005359-A Hair dye integrating dyeing and protecting functions and preparation method thereof 广州市圣莎拉化妆品有限公司 2026-05-12 CN claimed
CN-122012352-A Lactobacillus gasseri for efficiently utilizing tryptophan to produce indole-3-lactic acid and application thereof 乾生(宁波)科技有限公司 2026-05-12 CN claimed
US-20260115155-A1 STABLE FORMS OF CAPSAICIN PALMITATE FOR THE TREATMENT OF PAIN CHORDA PHARMA INC (US) 2026-04-30 US claimed
EP-4317959-B1 MICROCHIP CAPILLARY ELECTROPHORESIS ASSAYS AND REAGENTS REGENERON PHARMA (US) 2026-04-29 EP claimed
US-4098779-A Process for the purification and manufacture of secretin HOECHST AKTIENGESELLSCHAFT (DE) 1978-07-04 US claimed
US-4096091-A Limulus lysate having improved capacity to precipitate in the presence of low endotoxin concentrations, and reconstituting solutions therefor BAXTER TRAVENOL LABORATORIES, INC. (US) 1978-06-20 US claimed
US-4081565-A ADDING A MEAT ENZYMATIC DIGEST, AND A SULFUR COMPOUND INTERNATIONAL FLAVORS & FRAGRANCES INC. (US) 1978-03-28 US claimed
US-4039682-A METHOD AND COMPOSITION FOR RELIEF OF BACK PAIN BAXTER TRAVENOL LABORATORIES, INC. (US) 1977-08-02 US claimed
US-4030885-A COLORIMETRIC ANALYSIS SIGMA CHEMICAL COMPANY (US) 1977-06-21 US claimed
US-4030978-A MICROORGANISMS BECTON, DICKINSON AND COMPANY (US) 1977-06-21 US claimed
US-3966988-A Flavoring compositions and processes utilizing dithiazine compounds INTERNATIONAL FLAVORS & FRAGRANCES INC. (US) 1976-06-29 US claimed
US-3965268-A Expanded protein product comprising sulfur-containing organic compound GENERAL FOODS CORPORATION (US) 1976-06-22 US claimed
US-3958022-A REMOVING HEAVY METAL IONS WITH A COMPLEXING AGENT DANESH ANDRE 1976-05-18 US claimed
US-3938997-A SUPER-ADDITIVE, THREE DEVELOPERS MINNESOTA MINING AND MANUFACTURING COMPANY (US) 1976-02-17 US claimed