Structure of PDB 3r4n Chain B Binding Site BS01

Receptor Information
>3r4n Chain B (length=223) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DQPMEEEEVETFAFQAEIAQLMSLIINTFYSNKEIFLRELISNSSDALDK
IRYESLTDPSKLDSGKELHINLIPNKQDRTLTIVDTGIGMTKADLINNLG
TIAKSGTKAFMEALQAGADISMIGQFGVGFYSAYLVAEKVTVITKHNDDE
QYAWESSAGGSFTVRTDTGEPMGRGTKVILHLKEDQTEYLEERRIKEIVK
KHSQFIGYPITLFVEKELEHHHH
Ligand information
Ligand IDFU5
InChIInChI=1S/C15H15ClF3N3O/c1-9-8-11(22-14(20)21-9)13-10(16)4-2-5-12(13)23-7-3-6-15(17,18)19/h2,4-5,8H,3,6-7H2,1H3,(H2,20,21,22)
InChIKeySHQYMCWXQPPEMC-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0Cc1cc(nc(n1)N)c2c(cccc2Cl)OCCCC(F)(F)F
CACTVS 3.370Cc1cc(nc(N)n1)c2c(Cl)cccc2OCCCC(F)(F)F
ACDLabs 12.01FC(F)(F)CCCOc1c(c(Cl)ccc1)c2nc(nc(c2)C)N
FormulaC15 H15 Cl F3 N3 O
Name4-[2-chloro-6-(4,4,4-trifluorobutoxy)phenyl]-6-methylpyrimidin-2-amine
ChEMBLCHEMBL1738804
DrugBank
ZINCZINC000066156457
PDB chain3r4n Chain B Residue 901 [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]
PDB3r4n Optimization of potent, selective, and orally bioavailable pyrrolodinopyrimidine-containing inhibitors of heat shock protein 90. Identification of development candidate 2-amino-4-{4-chloro-2-[2-(4-fluoro-1H-pyrazol-1-yl)ethoxy]-6-methylphenyl}-N-(2,2-difluoropropyl)-5,7-dihydro-6H-pyrrolo[3,4-d]pyrimidine-6-carboxamide.
Resolution2.0 Å
Binding residue
(original residue number in PDB)
S52 D54 A55 K58 G97 M98 L107 F138 T184
Binding residue
(residue number reindexed from 1)
S44 D46 A47 K50 G89 M90 L99 F130 T176
Annotation score1
Binding affinityMOAD: Ki=0.13uM
BindingDB: Ki=130nM
Enzymatic activity
Enzyme Commision number 3.6.4.10: non-chaperonin molecular chaperone ATPase.
Gene Ontology
Molecular Function
GO:0005524 ATP binding
GO:0016887 ATP hydrolysis activity
GO:0051082 unfolded protein binding
GO:0140662 ATP-dependent protein folding chaperone
Biological Process
GO:0006457 protein folding

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:3r4n, PDBe:3r4n, PDBj:3r4n
PDBsum3r4n
PubMed21438541
UniProtP07900|HS90A_HUMAN Heat shock protein HSP 90-alpha (Gene Name=HSP90AA1)

[Back to BioLiP]