Structure of PDB 1ht5 Chain A Binding Site BS02

Receptor Information
>1ht5 Chain A (length=551) Species: 9940 (Ovis aries) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VNPCCYYPCQHQGICVRFGLDRYQCDCTRTGYSGPNCTIPEIWTWLRTTL
RPSPSFIHFLLTHGRWLWDFVNATFIRDTLMRLVLTVRSNLIPSPPTYNI
AHDYISWESFSNVSYYTRILPSVPRDCPTPMGTKGKKQLPDAEFLSRRFL
LRRKFIPDPQGTNLMFAFFAQHFTHQFFKTSGKMGPGFTKALGHGVDLGH
IYGDNLERQYQLRLFKDGKLKYQMLNGEVYPPSVEEAPVLMHYPRGIPPQ
SQMAVGQEVFGLLPGLMLYATIWLREHNRVCDLLKAEHPTWGDEQLFQTA
RLILIGETIKIVIEEYVQQLSGYFLQLKFDPELLFGAQFQYRNRIAMEFN
QLYHWHPLMPDSFRVGPQDYSYEQFLFNTSMLVDYGVEALVDAFSRQPAG
RIGGGRNIDHHILHVAVDVIKESRVLRLQPFNEYRKRFGMKPYTSFQELT
GEKEMAAELEELYGDIDALEFYPGLLLEKCHPNSIFGESMIEMGAPFSLK
GLLGNPICSPEYWKASTFGGEVGFNLVKTATLKKLVCLNTKTCPYVSFHV
P
Ligand information
Ligand IDFL2
InChIInChI=1S/C16H15FO2/c1-11(16(18)19-2)13-8-9-14(15(17)10-13)12-6-4-3-5-7-12/h3-11H,1-2H3/t11-/m0/s1
InChIKeyCPJBKHZROFMSQM-NSHDSACASA-N
SMILES
SoftwareSMILES
ACDLabs 10.04Fc2cc(ccc2c1ccccc1)C(C(=O)OC)C
OpenEye OEToolkits 1.5.0CC(c1ccc(c(c1)F)c2ccccc2)C(=O)OC
CACTVS 3.341COC(=O)[CH](C)c1ccc(c(F)c1)c2ccccc2
CACTVS 3.341COC(=O)[C@@H](C)c1ccc(c(F)c1)c2ccccc2
OpenEye OEToolkits 1.5.0C[C@@H](c1ccc(c(c1)F)c2ccccc2)C(=O)OC
FormulaC16 H15 F O2
NameFLURBIPROFEN METHYL ESTER
ChEMBL
DrugBankDB03753
ZINCZINC000003581273
PDB chain1ht5 Chain A Residue 1701 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB1ht5 Structural analysis of NSAID binding by prostaglandin H2 synthase: time-dependent and time-independent inhibitors elicit identical enzyme conformations.
Resolution2.75 Å
Binding residue
(original residue number in PDB)		R120 V349 L352 Y355 L359 Y385 W387 G526 A527 S530
Binding residue
(residue number reindexed from 1)		R88 V317 L320 Y323 L327 Y353 W355 G494 A495 S498
Annotation score1
Binding affinityBindingDB: IC50=210000nM
Enzymatic activity
Catalytic site (original residue number in PDB) Q203 H207 L384 Y385 H388 G526 S530
Catalytic site (residue number reindexed from 1) Q171 H175 L352 Y353 H356 G494 S498
Enzyme Commision number 1.14.99.1: prostaglandin-endoperoxide synthase.
Gene Ontology
Molecular Function
GO:0004601 peroxidase activity
GO:0004666 prostaglandin-endoperoxide synthase activity
GO:0016702 oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen
GO:0020037 heme binding
GO:0042803 protein homodimerization activity
GO:0046872 metal ion binding
GO:0051213 dioxygenase activity
Biological Process
GO:0001516 prostaglandin biosynthetic process
GO:0006979 response to oxidative stress
GO:0008217 regulation of blood pressure
GO:0019371 cyclooxygenase pathway
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005737 cytoplasm
GO:0005783 endoplasmic reticulum
GO:0005789 endoplasmic reticulum membrane
GO:0016020 membrane
GO:0043005 neuron projection
GO:0043231 intracellular membrane-bounded organelle

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1ht5, PDBe:1ht5, PDBj:1ht5
PDBsum1ht5
PubMed11318639
UniProtP05979|PGH1_SHEEP Prostaglandin G/H synthase 1 (Gene Name=PTGS1)

[Back to BioLiP]