Structure of PDB 1hk3 Chain A Binding Site BS03

Receptor Information
>1hk3 Chain A (length=559) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SEVAHRFKDLGEENFKALVLIAFAQYLQQCPFEDHVKLVNEVTEFAKTCV
ADESAENCDKSLHTLFGDKLCTDCCAKQEPERNECFLQHKDDNPNLPRLV
RPEVDVMCTAFHDNEETFLKKYLYEIARRHPYFYAPELLFFAKRYKAAFT
ECCQAADKAACLLPKLDELRDEGKASSAKQRLKCASLQKFGERAFKAWAV
APLSQRFPKAEFAEVSKLVTDLTKVHTECCHGDLLECADDRADLAKYICE
NQDSISSKLKECCEKPLLEKSHCIAEVENDEMPADLPSLAADFVESKDVC
KNYAEAKDVFLGMFLYEYARRHPDYSVVLLLRLAKTYETTLEKCCAAADP
HECYAKVFDEFKPLVEEPQNLIKQNCELFEQLGEYKFQNALLVRYTKKVP
QVSTPTLVEVSRNLGKVGSKCCKHPEAKRMPCAEDYLSVVLNQLCVLHEK
TPVSDRVTKCCTESLVNRRPCFSALEVDETYVPKEFNAETFTFHADICTL
SEKERQIKKQTALVELVKHKPKATKEQLKAVMDDFAAFVEKCCKADDKET
CFAEEGKKL
Ligand information
Ligand IDT44
InChIInChI=1S/C15H11I4NO4/c16-8-4-7(5-9(17)13(8)21)24-14-10(18)1-6(2-11(14)19)3-12(20)15(22)23/h1-2,4-5,12,21H,3,20H2,(H,22,23)/t12-/m0/s1
InChIKeyXUIIKFGFIJCVMT-LBPRGKRZSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1c(cc(c(c1I)Oc2cc(c(c(c2)I)O)I)I)C[C@@H](C(=O)O)N
CACTVS 3.341N[CH](Cc1cc(I)c(Oc2cc(I)c(O)c(I)c2)c(I)c1)C(O)=O
ACDLabs 10.04O=C(O)C(N)Cc2cc(I)c(Oc1cc(I)c(O)c(I)c1)c(I)c2
CACTVS 3.341N[C@@H](Cc1cc(I)c(Oc2cc(I)c(O)c(I)c2)c(I)c1)C(O)=O
OpenEye OEToolkits 1.5.0c1c(cc(c(c1I)Oc2cc(c(c(c2)I)O)I)I)CC(C(=O)O)N
FormulaC15 H11 I4 N O4
Name3,5,3',5'-TETRAIODO-L-THYRONINE
ChEMBLCHEMBL1624
DrugBankDB00451
ZINCZINC000003830993
PDB chain1hk3 Chain A Residue 3003 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1hk3 Structural Basis of Albumin-Thyroxine Interactions and Familial Dysalbuminemic Hyperthyroxinemia
Resolution2.8 Å
Binding residue
(original residue number in PDB)		F507 T508 K524 F551
Binding residue
(residue number reindexed from 1)		F491 T492 K508 F535
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=6.59,Kd=0.26uM
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

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1hk3, PDBe:1hk3, PDBj:1hk3
PDBsum1hk3
PubMed12743361
UniProtP02768|ALBU_HUMAN Albumin (Gene Name=ALB)

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