4F42

Neurotrophin p75NTR intracellular domain

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	277	0.1M Bis-Tris propane pH 7.0, 1.2M sodium citrate tribasic dehydrate, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.63	53.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53.44	α = 90
b = 53.44	β = 90
c = 78.41	γ = 90

Symmetry
Space Group	P 43 21 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	IMAGE PLATE	RIGAKU RAXIS IV++		2009-12-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.5418

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	2.38	50	100				4678	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.38	2.48	100

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	1NGR	2.38	19.6	4678	229	100	0.22053	0.21862	0.25969	RANDOM	24.024

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		-0.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.956
r_dihedral_angle_3_deg	13.59
r_dihedral_angle_4_deg	8.685
r_dihedral_angle_1_deg	4.167
r_scangle_it	2.387
r_scbond_it	1.384
r_angle_refined_deg	1.047
r_mcangle_it	0.954
r_mcbond_it	0.476
r_chiral_restr	0.073
r_bond_refined_d	0.009
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	653
Nucleic Acid Atoms
Solvent Atoms	21
Heterogen Atoms	26

Software

Software
Software Name	Purpose
CrystalClear	data collection
MOLREP	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling