Structure of PDB 7b8e Chain A

Receptor sequence
>7b8eA (length=532) Species: 7787 (Tetronarce californica) [Search protein sequence]
SELLVNTKSGKVMGTRVPVLSSHISAFLGIPFAEPPVGNMRFRRPEPKKP
WSGVWNASTYPNNCQQYVDEQFPGFSGSEMWNPNREMSEDCLYLNIWVPS
PRPKSTTVMVWIYGGGFYSGSSTLDVYNGKYLAYTEEVVLVSLSYRVGAF
GFLALHGSQEAPGNVGLLDQRMALQWVHDNIQFFGGDPKTVTIFGESAGG
ASVGMHILSPGSRDLFRRAILQSGSPNCPWASVSVAEGRRRAVELGRNLN
CNLNSDEELIHCLREKKPQELIDVEWNVLPFDSIFRFSFVPVIDGEFFPT
SLESMLNSGNFKKTQILLGVNKDEGSFFLLYGAPGFSKDSESKISREDFM
SGVKLSVPHANDLGLDAVTLQYTDWMDDNNGIKNRDGLDDIVGDHNVICP
LMHFVNKYTKFGNGTYLYFFNHRASNLVWPEWMGVIHGYEIEFVFGLPLV
KELNYTAEEEALSRRIMHYWATFAKTGNPNEPHSQESKWPLFTTKEQKFI
DLNTEPMKVHQRLRVQMCVFWNQFLPKLLNAT
3D structure
PDB7b8e Torpedo californica acetylcholinesterase is stabilized by binding of a divalent metal ion to a novel and versatile 4D motif.
ChainA
Resolution2.23 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) G118 G119 S200 A201 E327 H440
Catalytic site (residue number reindexed from 1) G115 G116 S197 A198 E324 H437
Enzyme Commision number 3.1.1.7: acetylcholinesterase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 CA A D326 D392 D323 D389
BS02 ZN A H264 E268 H261 E265
Gene Ontology
Molecular Function
GO:0003990 acetylcholinesterase activity
GO:0004104 cholinesterase activity
GO:0052689 carboxylic ester hydrolase activity
Biological Process
GO:0001507 acetylcholine catabolic process in synaptic cleft
GO:0006581 acetylcholine catabolic process
GO:0019695 choline metabolic process
Cellular Component
GO:0005615 extracellular space
GO:0005886 plasma membrane
GO:0043083 synaptic cleft
GO:0045202 synapse
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:7b8e, PDBe:7b8e, PDBj:7b8e
PDBsum7b8e
PubMed33686648
UniProtP04058|ACES_TETCF Acetylcholinesterase (Gene Name=ache)

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