1Q83 | pdb_00001q83

Crystal structure of the mouse acetylcholinesterase-TZ2PA6 syn complex

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1J06

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.75	277	25-32% PEG 600, 20 mM Hepes, pH 6.75, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
3.96	68.94

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.743	α = 90
b = 111.954	β = 90
c = 226.577	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 4		2002-07-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.933	ESRF	ID14-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.65	20	99.8	0.065	8.2	3.6		59650			61

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	1J06	2.65	20	58332	1202	99.83	0.18308	0.18228	0.2	0.22145	0.23	RANDOM	34.489

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
3.34			2.97		-6.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.461
r_scangle_it	3.331
r_scbond_it	1.881
r_angle_refined_deg	1.53
r_mcangle_it	1.241
r_angle_other_deg	1.07
r_mcbond_it	0.633
r_symmetry_vdw_other	0.345
r_nbd_other	0.233
r_symmetry_hbond_refined	0.232
r_nbd_refined	0.202
r_symmetry_vdw_refined	0.187
r_xyhbond_nbd_refined	0.182
r_nbtor_other	0.087
r_chiral_restr	0.085
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_dihedral_angle_2_deg
r_xyhbond_nbd_other
r_symmetry_hbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8324
Nucleic Acid Atoms
Solvent Atoms	273
Heterogen Atoms	171

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
CCP4	data scaling
CNS	phasing