8P1F

X-ray structure of acetylcholine-binding protein (AChBP) in complex with FL001909.

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1UW6

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	PEG3350 3% Ammonium sulphate 1.8M HEPES buffer 0.1M, pH 7.75

Crystal Properties
Matthews coefficient	Solvent content
2.48	50.36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 116.71	α = 90
b = 140.71	β = 109.68
c = 147.17	γ = 90

Symmetry
Space Group	P 1 21 1

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 EIGER X 16M		2020-07-22	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04	0.979	Diamond	I04

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rrim I (All)	CC (Half)	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	2.1	49.37	99.68	0.079871	0.999	15.49	6.9		259396

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.1	2.175			1.578	0.507

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.1	49.37	246406	12970	99.7	0.22657	0.2251	0.25479	RANDOM	57.42

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]
-1.59		1.03	-0.81		1.32

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	26.781
r_dihedral_angle_4_deg	20.832
r_dihedral_angle_3_deg	13.741
r_long_range_B_other	10.842
r_long_range_B_refined	10.835
r_scangle_other	8.051
r_dihedral_angle_1_deg	7.543
r_mcangle_it	6.758
r_mcangle_other	6.758
r_scbond_it	5.457
r_scbond_other	5.457
r_mcbond_it	4.721
r_mcbond_other	4.72
r_angle_refined_deg	1.549
r_angle_other_deg	1.238
r_chiral_restr	0.06
r_bond_refined_d	0.009
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	32303
Nucleic Acid Atoms
Solvent Atoms	703
Heterogen Atoms	230

Software

Software
Software Name	Purpose
REFMAC	refinement
PHASER	phasing
XDS	data scaling
XDS	data reduction