4DAO

Crystal structure of the hexameric purine nucleoside phosphorylase from Bacillus subtilis in complex with adenine

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	4.6	291	0.1 M sodium acetate, 3.2 M sodium chloride, 5%(v/v) glycerol, pH 4.6, vapor diffusion, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.71	54.53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 136.458	α = 90
b = 136.458	β = 90
c = 55.484	γ = 120

Symmetry
Space Group	P 3 2 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	CCD	MARMOSAIC 225 mm CCD			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	LNLS BEAMLINE W01B-MX2		LNLS	W01B-MX2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.22	40	99.8	0.044	18.5	5.6		29480

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.22	2.3	98.3		0.285		5.2	2857

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	2.22	20	29441	1480	99.66	0.1512	0.1482	0.2077	RANDOM	40.3613

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]
-10.76			-10.76		21.52

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.379
r_dihedral_angle_3_deg	17.683
r_dihedral_angle_4_deg	16.283
r_dihedral_angle_1_deg	6.563
r_scangle_it	3.974
r_scbond_it	2.442
r_mcangle_it	1.603
r_angle_refined_deg	1.517
r_mcbond_it	0.863
r_chiral_restr	0.103

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.379
r_dihedral_angle_3_deg	17.683
r_dihedral_angle_4_deg	16.283
r_dihedral_angle_1_deg	6.563
r_scangle_it	3.974
r_scbond_it	2.442
r_mcangle_it	1.603
r_angle_refined_deg	1.517
r_mcbond_it	0.863
r_chiral_restr	0.103
r_bond_refined_d	0.015
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3510
Nucleic Acid Atoms
Solvent Atoms	48
Heterogen Atoms	26

Software

Software
Software Name	Purpose
SCALEPACK	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
HKL-2000	data scaling

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.