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GPCR

Name	Histamine H4 receptor
Species	Homo sapiens (Human)
Gene	HRH4
Synonym	Pfi-013 SP9144 HH4R H4R H4 receptor GPRv53 GPCR105 G-protein coupled receptor 105 AXOR35 [ Show all ]
Disease	Allergic rhinitis Asthma Inflammatory disease Rheumatoid arthritis
Length	390
Amino acid sequence	MPDTNSTINLSLSTRVTLAFFMSLVAFAIMLGNALVILAFVVDKNLRHRSSYFFLNLAISDFFVGVISIPLYIPHTLFEWDFGKEICVFWLTTDYLLCTASVYNIVLISYDRYLSVSNAVSYRTQHTGVLKIVTLMVAVWVLAFLVNGPMILVSESWKDEGSECEPGFFSEWYILAITSFLEFVIPVILVAYFNMNIYWSLWKRDHLSRCQSHPGLTAVSSNICGHSFRGRLSSRRSLSASTEVPASFHSERQRRKSSLMFSSRTKMNSNTIASKMGSFSQSDSVALHQREHVELLRARRLAKSLAILLGVFAVCWAPYSLFTIVLSFYSSATGPKSVWYRIAFWLQWFNSFVNPLLYPLCHKRFQKAFLKIFCIKKQPLPSQHSRSVSS
UniProt	Q9H3N8
Protein Data Bank	N/A
GPCR-HGmod model	Q9H3N8
3D structure model	This predicted structure model is from GPCR-EXP Q9H3N8.
BioLiP	N/A
Therapeutic Target Database	T26500
ChEMBL	CHEMBL3759
IUPHAR	265
DrugBank	BE0000146

Ligand

Name	ketotifen
Molecular formula	C19H19NOS
IUPAC name	2-(1-methylpiperidin-4-ylidene)-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-8-one
Molecular weight	309.427
Hydrogen bond acceptor	3
Hydrogen bond donor	0
XlogP	3.2
Synonyms	4,9-dihydro-4-(1-methyl-4-piperidinylidene)-10h-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one Lopac-K-2628 4-(1-Methyl-piperidin-4-ylidene)-4,9-dihydro-1-thia-benzo[f]azulen-10-one(Ketotifen) NCGC00015580-03 AB00053575_23 NCGC00015580-11 BDBM50002087 Prestwick0_000371 BSPBio_002964 SPBio_002442 cid_45479747 ST24047465 DSSTox_CID_3190 US9333199, KETOTIFEN HMS2090F16 KBioGR_001289 10-(1-methylpiperidin-4-ylidene)-5H-benzo[1,2]cyclohepta[3,4-b]thiophen-4-one Ketotifeno Ketotifenum [INN-Latin] 4-(1-Methyl-4-piperidinylidene)-4,9-dihydro-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one # MCULE-8066161520 NCGC00015580-06 AJ-08210 NCGC00022572-04 BPBio1_000575 Prestwick3_000371 CAS-34580-14-8 Spectrum4_000805 D08105 Tocris-0784 DTXSID7023190 Zaditor (TN) KBio1_000111 (Z)-but-2-enedioate;10-(1-methylpiperidin-4-ylidene)-5H-benzo[1,2]cyclohepta[3,4-b]thiophen-4-one Ketotifen (INN) 10H-Benzo[4,5]cyclohepta[1,2-b]thiophen-10-one, 4,9-dihydro-4-(1-methyl-4-piperidinylidene)-, (2E)-2-butenedioate (1:1) 34580-13-7 Ketotiphene 4-(1-Methyl-piperidin-4-ylidene)-4,9-dihydro-1-thia-benzo[f]azulen-10-one NCGC00015580-01 AB00053575-21 NCGC00015580-09 API0003086 Oprea1_335550 BRN 3983897 SMR001307257 SR-01000000175 DB00920 UNII-X49220T18G HC 20-511 KBio2_006042 10-(1-methyl-4-piperidylidene)-5H-benzo[[?]:[?]]cyclohepta[[?]]thiophen-4-one Ketotifene fumarate Ketotifeno [INN-Spanish] 4,9-Dihydro-4-(1-methyl-4-piperidylidene)-10H-benzo(4,5)-cyclohepta(1,2-b)thiophen-10-one Lopac0_000706 4-(1-methylpiperidin-4-ylidene)-4,9-dihydro-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one NCGC00015580-04 AC-15945 NCGC00015580-13 BDBM94597 Prestwick1_000371 C19H19NOS Spectrum2_001198 cid_5282408 ST50002662 DSSTox_GSID_23190 X49220T18G HSDB 7283 (R)-Ketotifen KBioSS_000906 10H-Benzo(4,5)cyclohepta(1,2-b)thiophen-10-one, 4,9-dihydro-4-(1-methyl-4-piperidinylidene)- Ketotifin 4-(1-methyl-4-piperidylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-10(9H)-one MLS002222254 NCGC00015580-07 AKOS000541268 NCGC00022572-05 BRD-K28936863-051-05-8 SBI-0050684.P004 CCG-204791 Spectrum5_001395 D0YG7M Tox21_110176 EINECS 252-099-7 KBio2_000906 10-(1-methyl-4-piperidinylidene)-5H-benzo[1,2]cyclohepta[3,4-b]thiophen-4-one Ketotifen [INN:BAN] 116655-74-4 ZCVMWBYGMWKGHF-UHFFFAOYSA-N 4,9-Dihydro-4-(1-methyl-4-piperidinylidene)-10H-benzo(4,5)cyclohepta(1,2-b)thiophen-10-one L000753 4-(1-Methyl-piperidin-4-ylidene)-4,9-dihydro-1-thia-benzo[f]azulen-10-one(Ketotifen hydrogen malate) NCGC00015580-02 AB00053575_22 NCGC00015580-10 BAS 00444483 Oprea1_553550 BSPBio_000521 SPBio_001275 CHEMBL534 SR-01000000175-7 DivK1c_000111 US9138431, KETOTIFEN HC-20511 KBio3_002184 10-(1-methylpiperidin-4-ylidene)-5H-benzo[1,2]cyclohepta[2,4-b]thiophen-4-one Ketotifene [INN-French] Ketotifenum 4,9-Dihydro-4-(1-methyl-4-piperidylidene)-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one LS-33820 NCGC00015580-05 AC1L1GSZ NCGC00022572-02 BIDD:GT0509 Prestwick2_000371 CAS-34580-13-7 Spectrum3_001382 CTK6I2216 STK048448 DSSTox_RID_76914 Zaditor IDI1_000111 (Z)-2-butenedioate;10-(1-methyl-4-piperidinylidene)-5H-benzo[1,2]cyclohepta[3,4-b]thiophen-4-one 10H-Benzo[4,5]cyclohepta[1,2-b]thiophen-10-one, 4,9-dihydro-4-(1-methyl-4-piperidinylidene)- 2-(1-methylpiperidin-4-ylidene)-6-thiatricyclo[8.4.0.0;{3,7}]tetradeca-1(10),3(7),4,11,13-pentaen-8-one Ketotiphen 4-(1-Methyl-4-piperidylidene)-9-hydrobenzo[a]thiopheno[3,2-d][7]annulen-10-one MolPort-001-933-278 AB00053575 NCGC00015580-08 Alaway (TN) NINDS_000111 BRD-K28936863-051-18-1 SCHEMBL4436 CHEBI:92511 Spectrum_000426 Tox21_110176_1 GTPL7206 KBio2_003474 10-(1-methyl-4-piperidylidene)-5H-benzo[1,2]cyclohepta[3,4-b]thiophen-4-one;maleate Ketotifene ZINC4351 [ Show all ]
Inchi Key	ZCVMWBYGMWKGHF-UHFFFAOYSA-N
Inchi ID	InChI=1S/C19H19NOS/c1-20-9-6-13(7-10-20)18-15-5-3-2-4-14(15)12-17(21)19-16(18)8-11-22-19/h2-5,8,11H,6-7,9-10,12H2,1H3
PubChem CID	3827
ChEMBL	CHEMBL534
IUPHAR	7206
BindingDB	94597, 50002087
DrugBank	DB00920
Structure SDF download
Lipinski's druglikeness	This ligand satisfies Lipinski's rule of five.

Experimental Data

Parameter	Value	Reference	Database source
IC50	21000.0 nM	, None	BindingDB,ChEMBL
Ki	21000.0 nM	, None	BindingDB,ChEMBL

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