Structure of PDB 2ha4 Chain A

Receptor sequence
>2ha4A (length=537) Species: 10090 (Mus musculus) [Search protein sequence]
EGREDPQLLVRVRGGQLRGIRLKAPGGPVSAFLGIPFAEPPVGSRRFMPP
EPKRPWSGVLDATTFQNVCYQYVDTLYPGFEGTEMWNPNRELSEDCLYLN
VWTPYPRPASPTPVLIWIYGGGFYSGAASLDVYDGRFLAQVEGAVLVSMN
YRVGTFGFLALPGSREAPGNVGLLDQRLALQWVQENIAAFGGDPMSVTLF
GEAAGAASVGMHILSLPSRSLFHRAVLQSGTPNGPWATVSAGEARRRATL
LARLVGCPNDTELIACLRTRPAQDLVDHEWHVLPQESIFRFSFVPVVDGD
FLSDTPEALINTGDFQDLQVLVGVVKDEGSYFLVYGVPGFSKDNESLISR
AQFLAGVRIGVPQASDLAAEAVVLHYTDWLHPEDPTHLRDAMSAVVGDHN
VVCPVAQLAGRLAAQGARVYAYIFEHRASTLTWPLWMGVPHGYEIEFIFG
LPLDPSLNYTTEERIFAQRLMKYWTNFARTGDPNDPRDSKSPQWPPYTTA
AQQYVSLNLKPLEVRRGLRAQTCAFWNRFLPKLLSAT
3D structure
PDB2ha4 Substrate and product trafficking through the active center gorge of acetylcholinesterase analyzed by crystallography and equilibrium binding
ChainA
Resolution2.56 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) G121 G122 G154 A203 A204 G242 F297 F299 E334 H447
Catalytic site (residue number reindexed from 1) G121 G122 G154 A203 A204 G242 F291 F293 E328 H441
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 ACH A Y72 Y124 W286 Y341 Y72 Y124 W280 Y335 PDBbind-CN: -logKd/Ki=2.70,Kd=2.0mM
BS02 ACH A W86 Y124 Y337 F338 W86 Y124 Y331 F332 PDBbind-CN: -logKd/Ki=2.70,Kd=2.0mM
Gene Ontology
Molecular Function
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:0001919 regulation of receptor recycling
GO:0002076 osteoblast development
GO:0006581 acetylcholine catabolic process
GO:0007155 cell adhesion
GO:0031623 receptor internalization
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:0005794 Golgi apparatus
GO:0005886 plasma membrane
GO:0009986 cell surface
GO:0016020 membrane
GO:0031594 neuromuscular junction
GO:0045202 synapse
GO:0048471 perinuclear region of cytoplasm
GO:0098552 side of membrane

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Molecular Function
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Cellular Component
External links
PDB RCSB:2ha4, PDBe:2ha4, PDBj:2ha4
PDBsum2ha4
PubMed16837465
UniProtP21836|ACES_MOUSE Acetylcholinesterase (Gene Name=Ache)

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