Structure of PDB 1sr5 Chain A Binding Site BS01

Receptor Information
>1sr5 Chain A (length=409) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VDICTAKPRDIPMNPMCIYRSPQKIPEATNRRVWELSKANSRFATTFYQH
LADSKNDNDNIFLSPLSISTAFAMTKLGACNDTLQQLMEVFKFDTISEKT
SDQIHFFFAKLNCRLYRKANKSSKLVSANRLFGDKSLTFNETYQDISELV
YGAKLQPLDFKENAEQSRAAINKWVSNKTEGRITDVIPSEAINELTVLVL
VNTIYFKGLWKSKFSPENTRKELFYKADGESCSASMMYQEGKFRYRRVAE
GTQVLELPFKGDDITMVLILPKPEKSLAKVEKELTPEVLQEWLDELEEMM
LVVHMPRFRIEDGFSLKEQLQDMGLVDLFSPEKSKLPGIDDLYVSDAFHK
AFLEVNEEGAAASTAVVIAGRSLNPNRVTFKANRPFLVFIREVPLNTIIF
MGRVANPCV
Ligand information
Ligand IDYYB
InChIInChI=1S/C7H14O11S2/c1-15-7-5(18-20(12,13)14)2-16-4(6(7)8)3-17-19(9,10)11/h4-8H,2-3H2,1H3,(H,9,10,11)(H,12,13,14)/t4-,5+,6-,7-/m1/s1
InChIKeyDOMPCHKEFBEVFB-XZBKPIIZSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6CO[C@@H]1[C@H](CO[C@@H]([C@H]1O)COS(=O)(=O)O)OS(=O)(=O)O
OpenEye OEToolkits 1.7.6COC1C(COC(C1O)COS(=O)(=O)O)OS(=O)(=O)O
ACDLabs 12.01O=S(=O)(O)OCC1OCC(OS(=O)(=O)O)C(OC)C1O
CACTVS 3.370CO[C@H]1[C@H](O)[C@@H](CO[S](O)(=O)=O)OC[C@@H]1O[S](O)(=O)=O
CACTVS 3.370CO[CH]1[CH](O)[CH](CO[S](O)(=O)=O)OC[CH]1O[S](O)(=O)=O
FormulaC7 H14 O11 S2
Name1,5-anhydro-3-O-methyl-2,6-di-O-sulfo-D-glucitol
ChEMBL
DrugBank
ZINC
PDB chain1sr5 Chain D Residue 1 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1sr5 The ternary complex of antithrombin-anhydrothrombin-heparin reveals the basis of inhibitor specificity.
Resolution3.1 Å
Binding residue
(original residue number in PDB)
R47 E113 K114
Binding residue
(residue number reindexed from 1)
R32 E98 K99
Annotation score1
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0002020 protease binding
GO:0004867 serine-type endopeptidase inhibitor activity
GO:0005515 protein binding
GO:0008201 heparin binding
GO:0042802 identical protein binding
Biological Process
GO:0007596 blood coagulation
GO:0010466 negative regulation of peptidase activity
GO:0030193 regulation of blood coagulation
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0005788 endoplasmic reticulum lumen
GO:0005886 plasma membrane
GO:0062023 collagen-containing extracellular matrix
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:1sr5, PDBe:1sr5, PDBj:1sr5
PDBsum1sr5
PubMed15311268
UniProtP01008|ANT3_HUMAN Antithrombin-III (Gene Name=SERPINC1)

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