Structure of PDB 4lb9 Chain A Binding Site BS01

Receptor Information
>4lb9 Chain A (length=583) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AHKSEVAHRFKDLGEENFKALVLIAFAQYLQQCPFEDHVKLVNEVTEFAK
TCVADESAENCDKSLHTLFGDKLCTVATLRETYGEMADCCAKQEPERNEC
FLQHKDDNPNLPRLVRPEVDVMCTAFHDNEETFLKKYLYEIARRHPYFYA
PELLFFAKRYKAAFTECCQAADKAACLLPKLDELRDEGKASSAKQRLKCA
SLQKFGERAFKAWAVARLSQRFPKAEFAEVSKLVTDLTKVHTECCHGDLL
ECADDRADLAKYICENQDSISSKLKECCEKPLLEKSHCIAEVENDEMPAD
LPSLAADFVESKDVCKNYAEAKDVFLGMFLYEYARRHPDYSVVLLLRLAK
TYETTLEKCCAAADPHECYAKVFDEFKPLVEEPQNLIKQNCELFEQLGEY
KFQNALLVRYTKKVPQVSTPTLVEVSRNLGKVGSKCCKHPEAKRMPCAED
YLSVVLNQLCVLHEKTPVSDRVTKCCTESLVNRRPCFSALEVDETYVPKE
FNAETFTFHADICTLSEKERQIKKQTALVELVKHKPKATKEQLKAVMDDF
AAFVEKCCKADDKETCFAEEGKKLVAASQAALG
Ligand information
Ligand IDEVP
InChIInChI=1S/C29H32O13/c1-11-36-9-20-27(40-11)24(31)25(32)29(41-20)42-26-14-7-17-16(38-10-39-17)6-13(14)21(22-15(26)8-37-28(22)33)12-4-18(34-2)23(30)19(5-12)35-3/h4-7,11,15,20-22,24-27,29-32H,8-10H2,1-3H3/t11-,15+,20-,21-,22+,24-,25-,26-,27-,29+/m1/s1
InChIKeyVJJPUSNTGOMMGY-MRVIYFEKSA-N
SMILES
SoftwareSMILES
CACTVS 3.370COc1cc(cc(OC)c1O)[C@H]2[C@@H]3[C@H](COC3=O)[C@H](O[C@@H]4O[C@@H]5CO[C@@H](C)O[C@H]5[C@H](O)[C@H]4O)c6cc7OCOc7cc26
OpenEye OEToolkits 1.7.2CC1OCC2C(O1)C(C(C(O2)OC3c4cc5c(cc4C(C6C3COC6=O)c7cc(c(c(c7)OC)O)OC)OCO5)O)O
OpenEye OEToolkits 1.7.2C[C@@H]1OC[C@@H]2[C@@H](O1)[C@@H]([C@H]([C@@H](O2)O[C@@H]3c4cc5c(cc4[C@H]([C@@H]6[C@@H]3COC6=O)c7cc(c(c(c7)OC)O)OC)OCO5)O)O
ACDLabs 12.01O=C1OCC7C1C(c2cc(OC)c(O)c(OC)c2)c4cc3OCOc3cc4C7OC6OC5C(OC(OC5)C)C(O)C6O
CACTVS 3.370COc1cc(cc(OC)c1O)[CH]2[CH]3[CH](COC3=O)[CH](O[CH]4O[CH]5CO[CH](C)O[CH]5[CH](O)[CH]4O)c6cc7OCOc7cc26
FormulaC29 H32 O13
Name(5S,5aR,8aR,9R)-9-(4-hydroxy-3,5-dimethoxyphenyl)-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol -5-yl 4,6-O-[(1R)-ethylidene]-beta-D-glucopyranoside;
Etoposide;
VP-16
ChEMBLCHEMBL44657
DrugBankDB00773
ZINCZINC000003938684
PDB chain4lb9 Chain A Residue 605 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4lb9 Structural studies of several clinically important oncology drugs in complex with human serum albumin.
Resolution2.7 Å
Binding residue
(original residue number in PDB)
D108 Y148 S193 R197 Q204 C246 H247 G248
Binding residue
(residue number reindexed from 1)
D107 Y147 S192 R196 Q203 C245 H246 G247
Annotation score1
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0005504 fatty acid binding
GO:0005507 copper ion binding
GO:0005515 protein binding
GO:0008289 lipid binding
GO:0015643 toxic substance binding
GO:0016209 antioxidant activity
GO:0019825 oxygen binding
GO:0030170 pyridoxal phosphate binding
GO:0042802 identical protein binding
GO:0046872 metal ion binding
GO:0051087 protein-folding chaperone binding
GO:0140272 exogenous protein binding
GO:1903981 enterobactin binding
Biological Process
GO:0009267 cellular response to starvation
GO:0051902 negative regulation of mitochondrial depolarization
GO:0072732 cellular response to calcium ion starvation
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005783 endoplasmic reticulum
GO:0005788 endoplasmic reticulum lumen
GO:0005794 Golgi apparatus
GO:0031093 platelet alpha granule lumen
GO:0032991 protein-containing complex
GO:0070062 extracellular exosome
GO:0072562 blood microparticle

View graph for
Molecular Function

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Biological Process

View graph for
Cellular Component
External links
PDB RCSB:4lb9, PDBe:4lb9, PDBj:4lb9
PDBsum4lb9
PubMed23838380
UniProtP02768|ALBU_HUMAN Albumin (Gene Name=ALB)

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