3BOD

Structure of mouse beta-neurexin 1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9	293	0.1 M Tris-HCl, 18% PEG 8000, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.82	32.39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.997	α = 90
b = 49.137	β = 90
c = 63.556	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	MAR CCD 165 mm	Si111	2007-06-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4C	0.9793	NSLS	X4C

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	1.7	30	94.6	0.058	27.3	6.5	16011	15154

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)
	1.7	1.76	95.5		0.193	6.4	4.7	1491

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		THROUGHOUT	1.7	20	15154	796	99.54	0.178	0.176	0.22	RANDOM	16.345

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]
0.02					-0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.18
r_dihedral_angle_4_deg	16.62
r_dihedral_angle_3_deg	11.409
r_dihedral_angle_1_deg	6.486
r_scangle_it	3.497
r_scbond_it	2.35
r_angle_refined_deg	1.417
r_mcangle_it	1.404
r_mcbond_it	0.877
r_nbtor_refined	0.31
r_symmetry_vdw_refined	0.235
r_nbd_refined	0.217
r_symmetry_hbond_refined	0.199
r_symmetry_metal_ion_refined	0.151
r_xyhbond_nbd_refined	0.138
r_metal_ion_refined	0.136
r_chiral_restr	0.102
r_bond_refined_d	0.012
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1393
Nucleic Acid Atoms
Solvent Atoms	188
Heterogen Atoms	1

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing