acetylcholine catabolic process in synaptic cleft / acetylcholinesterase / acetylcholinesterase activity / choline metabolic process / side of membrane / synaptic cleft / synapse / extracellular space / plasma membrane Similarity search - Function
Acetylcholinesterase, fish/snake / Cholinesterase / Carboxylesterase type B, conserved site / Carboxylesterases type-B signature 2. / Carboxylesterase type B, active site / Carboxylesterases type-B serine active site. / Carboxylesterase, type B / Carboxylesterase family / Alpha/Beta hydrolase fold, catalytic domain / Alpha/Beta hydrolase fold ...Acetylcholinesterase, fish/snake / Cholinesterase / Carboxylesterase type B, conserved site / Carboxylesterases type-B signature 2. / Carboxylesterase type B, active site / Carboxylesterases type-B serine active site. / Carboxylesterase, type B / Carboxylesterase family / Alpha/Beta hydrolase fold, catalytic domain / Alpha/Beta hydrolase fold / Rossmann fold / 3-Layer(aba) Sandwich / Alpha Beta Similarity search - Domain/homology
Mass: 18.015 Da / Num. of mol.: 744 / Source method: isolated from a natural source / Formula: H2O
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Experimental details
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Experiment
Experiment
Method: X-RAY DIFFRACTION / Number of used crystals: 1
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Sample preparation
Crystal
Density Matthews: 3.1 Å3/Da / Density % sol: 60.2 % / Description: NONE
Crystal grow
Temperature: 277 K / pH: 5.8 Details: ACHE WAS CRYSTALLIZED IN 34% PEG200, 150 MM MES, PH 6, 4 DEG. C. THE CRYSTAL WAS SOAKED FOR 15 H IN 100 MICROMOLAR AFLATOXIN B1, 10% ETOH, 36% PEG200, 150MM MES, PH 5.8, 4 DEG C.
Resolution: 2.3→46.22 Å / Cor.coef. Fo:Fc: 0.959 / Cor.coef. Fo:Fc free: 0.932 / SU B: 13.367 / SU ML: 0.148 / Cross valid method: THROUGHOUT / ESU R: 0.264 / ESU R Free: 0.214 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS.
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.23366
3156
4.8 %
RANDOM
Rwork
0.17988
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obs
0.18244
62177
100 %
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Solvent computation
Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: BABINET MODEL WITH MASK