3E9T

Crystal structure of Apo-form Calx CBD1 domain

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	6.5	291	100 mM Bis-Tris, 200 mM NH4Ac, 10 mM MgCl2, 15% Polyethylene glycol 10,000, pH 6.5, EVAPORATION, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.79	55.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.086	α = 90
b = 76.429	β = 90
c = 128.918	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	NOIR-1		2007-07-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 4.2.2	1.000	ALS	4.2.2

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	1.6	47.6	98.7	15.6	3.8		73482

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	1.6	1.7	95.8		2	3.6	23700

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	1.6	46.73	73482	3868	100	0.19426	0.19271	0.22315	RANDOM	22.117

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]
0.17			0.01		-0.18

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.716
r_dihedral_angle_4_deg	19.643
r_dihedral_angle_3_deg	15.447
r_dihedral_angle_1_deg	12.601
r_scangle_it	3.219
r_scbond_it	2.114
r_angle_refined_deg	1.634
r_mcangle_it	1.317
r_mcbond_it	0.833
r_symmetry_vdw_refined	0.315
r_nbtor_refined	0.31
r_symmetry_hbond_refined	0.263
r_nbd_refined	0.22
r_chiral_restr	0.159
r_xyhbond_nbd_refined	0.143
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
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	3460
Nucleic Acid Atoms
Solvent Atoms	461
Heterogen Atoms	6

Software

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