3ROX

Crystal Structure of Mouse Apolipoprotein A-I Binding Protein in Complex with Theophylline

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2O8N	PDB ENTRY 2O8N

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	293	0.1 M SODIUM ACETATE, 1.5 M AMMONIUM SULFATE, PH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.97	58.56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 125.849	α = 90
b = 125.849	β = 90
c = 116.368	γ = 120

Symmetry
Space Group	H 3 2

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 210r	MIRRORS	2009-06-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.97918	APS	19-BM

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.35	50	94.9	0.089	0.089	42.447	6.9	97986	97986		-3	45.6

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.35	2.39	100		0.498	0.498	5.677	7.2

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2O8N	2.4	50	13237	656	94.43	0.18	0.177	0.228	RANDOM	66.322

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]
-1.85	-0.92		-1.85		2.77

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.249
r_dihedral_angle_4_deg	17.908
r_dihedral_angle_3_deg	17.161
r_dihedral_angle_1_deg	6.578
r_scangle_it	3.924
r_scbond_it	2.585
r_angle_refined_deg	1.786
r_mcangle_it	1.442
r_angle_other_deg	0.967
r_mcbond_it	0.786

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.249
r_dihedral_angle_4_deg	17.908
r_dihedral_angle_3_deg	17.161
r_dihedral_angle_1_deg	6.578
r_scangle_it	3.924
r_scbond_it	2.585
r_angle_refined_deg	1.786
r_mcangle_it	1.442
r_angle_other_deg	0.967
r_mcbond_it	0.786
r_mcbond_other	0.183
r_chiral_restr	0.094
r_bond_refined_d	0.019
r_gen_planes_refined	0.01
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1808
Nucleic Acid Atoms
Solvent Atoms	14
Heterogen Atoms	18

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-3000	data collection
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.