5OUI | pdb_00005oui

Humanized alpha-AChBP (acetylcholine binding protein) in complex with allosteric binder fragment CU2017

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5AFM

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	0.1 M HEPES pH 7.5, 8% ethylene glycol and 10% PEG8000.

Crystal Properties
Matthews coefficient	Solvent content
3.04	59.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.753	α = 90
b = 113.139	β = 90
c = 145.887	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	PIXEL	DECTRIS PILATUS3 2M		2017-03-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04-1	0.92818	Diamond	I04-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	3.1	89.4	100	6.4	13.4		27070

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	MOLECULAR REPLACEMENT	THROUGHOUT	5AFM	3.1	89.4	25667	1348	99.95	0.2429	0.241	0.2442	0.2804	0.271	RANDOM	81.898

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]
0.33			-1.63		1.3

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.529
r_dihedral_angle_3_deg	15.333
r_dihedral_angle_4_deg	14.829
r_dihedral_angle_1_deg	6.758
r_angle_refined_deg	1.486
r_angle_other_deg	0.924
r_chiral_restr	0.076
r_bond_refined_d	0.01
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8400
Nucleic Acid Atoms
Solvent Atoms	89
Heterogen Atoms	322

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
SCALA	data scaling
DIMPLE	phasing
XDS	data reduction
Aimless	data scaling