3EAD

Crystal structure of CALX-CBD1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6	291	50 mM MES, 20% PEG 3350, pH 6.0, VAPOR DIFFUSION, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.33

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.372	α = 90
b = 73.722	β = 90
c = 129.713	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	MARMOSAIC 225 mm CCD		2005-08-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	1.90682	SLS	X06SA

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	2.25	19.6	94.4	0.072				26203

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	2.25	2.3	71.8		0.544	3.1	6.3	1259

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 2DPK	2.25	19.59	24832	1341	94.5	0.21279	0.20973	0.26933	RANDOM	48.676

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]
-1.54			4.62		-3.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.984
r_dihedral_angle_4_deg	26.083
r_dihedral_angle_3_deg	19.992
r_dihedral_angle_1_deg	9.171
r_scangle_it	3.047
r_scbond_it	2.182
r_angle_refined_deg	1.955
r_mcangle_it	1.217
r_mcbond_it	0.72
r_nbtor_refined	0.318
r_symmetry_vdw_refined	0.27
r_nbd_refined	0.243
r_xyhbond_nbd_refined	0.191
r_symmetry_hbond_refined	0.167
r_metal_ion_refined	0.157
r_chiral_restr	0.139
r_bond_refined_d	0.019
r_gen_planes_refined	0.007
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_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	3576
Nucleic Acid Atoms
Solvent Atoms	95
Heterogen Atoms	22

Software

Software
Software Name	Purpose
MAR345	data collection
PHASER	phasing
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling