Structure of PDB 7xn1 Chain A Binding Site BS01

Receptor Information
>7xn1 Chain A (length=526) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EDAELLVTVRGGRLRGIRLKTPGGPVSAFLGIPFAEPPMGPRRFLPPEPK
QPWSGVVDATTFQSVCYQYVDTLYPGFEGTEMWNPNRELSEDCLYLNVWT
PYPRPTSPTPVLVWIYGGGFYSGASSLDVYDGRFLVQAERTVLVSMNYRV
GAFGFLALPGSREAPGNVGLLDQRLALQWVQENVAAFGGDPTSVTLFGES
AGAASVGMHLLSPPSRGLFHRAVLQSGAPNGPWATVGMGEARRRATQLAH
LVGCPNDTELVACLRTRPAQVLVNHEWHVLPQESVFRFSFVPVVDGDFLS
DTPEALINAGDFHGLQVLVGVVKDEGSYFLVYGAPGFSKDNESLISRAEF
LAGVRVGVPQVSDLAAEAVVLHYTDWLHPEDPARLREALSDVVGDHNVVC
PVAQLAGRLAAQGARVYAYVFEHRASTLSWPLWMGVPHGYEIEFIFGIPL
DPSRNYTAEEKIFAQRLMRYWANFARTGDPNPQWPPYTAGAQQYVSLDLR
PLEVRRGLRAQACAFWNRFLPKLLSA
Ligand information
Ligand IDTHA
InChIInChI=1S/C13H14N2/c14-13-9-5-1-3-7-11(9)15-12-8-4-2-6-10(12)13/h1,3,5,7H,2,4,6,8H2,(H2,14,15)
InChIKeyYLJREFDVOIBQDA-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Nc1c2CCCCc2nc3ccccc13
OpenEye OEToolkits 1.5.0c1ccc2c(c1)c(c3c(n2)CCCC3)N
ACDLabs 10.04n1c3c(c(c2c1cccc2)N)CCCC3
FormulaC13 H14 N2
NameTACRINE
ChEMBLCHEMBL95
DrugBankDB00382
ZINCZINC000019014866
PDB chain7xn1 Chain A Residue 601 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB7xn1 Crystal structure of human acetylcholinesterase in complex with tacrine: Implications for drug discovery
Resolution2.85 Å
Binding residue
(original residue number in PDB)		W86 E202 Y337 H447
Binding residue
(residue number reindexed from 1)		W83 E199 Y328 H438
Annotation score1
Enzymatic activity
Enzyme Commision number 3.1.1.7: acetylcholinesterase.
Gene Ontology
Molecular Function
GO:0001540 amyloid-beta binding
GO:0003990 acetylcholinesterase activity
GO:0004104 cholinesterase activity
GO:0005515 protein binding
GO:0005518 collagen binding
GO:0016787 hydrolase activity
GO:0017171 serine hydrolase activity
GO:0042166 acetylcholine binding
GO:0042802 identical protein binding
GO:0042803 protein homodimerization activity
GO:0043236 laminin binding
GO:0052689 carboxylic ester hydrolase activity
Biological Process
GO:0001507 acetylcholine catabolic process in synaptic cleft
GO:0001919 regulation of receptor recycling
GO:0002076 osteoblast development
GO:0006581 acetylcholine catabolic process
GO:0007155 cell adhesion
GO:0007399 nervous system development
GO:0007416 synapse assembly
GO:0031623 receptor internalization
GO:0032223 negative regulation of synaptic transmission, cholinergic
GO:0042982 amyloid precursor protein metabolic process
GO:0050714 positive regulation of protein secretion
GO:0060041 retina development in camera-type eye
GO:0095500 acetylcholine receptor signaling pathway
GO:0120162 positive regulation of cold-induced thermogenesis
Cellular Component
GO:0005576 extracellular region
GO:0005604 basement membrane
GO:0005615 extracellular space
GO:0005634 nucleus
GO:0005794 Golgi apparatus
GO:0005886 plasma membrane
GO:0009986 cell surface
GO:0016020 membrane
GO:0031594 neuromuscular junction
GO:0043083 synaptic cleft
GO:0045202 synapse
GO:0048471 perinuclear region of cytoplasm
GO:0098552 side of membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:7xn1, PDBe:7xn1, PDBj:7xn1
PDBsum7xn1
PubMed
UniProtP22303|ACES_HUMAN Acetylcholinesterase (Gene Name=ACHE)

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