3K6I

Crystal structure of chicken T-cadherin EC1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	277	50mM Zn acetate, 20 % PEG 3350, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.6	52.75

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.153	α = 90
b = 44.93	β = 90
c = 56.666	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	ADSC QUANTUM 315	Horizontal focusing sagitally bent second mono crystal		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A	0.9791	NSLS	X29A

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	1.1	20	99.8	0.117	11.7	5.7		42837

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)
	1.1	1.15	97.3		0.186	6.4

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 3K6F	1.13	18.7	42834	2176	99.88	0.143	0.142	0.158	RANDOM	13.631

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]
-0.29			0.1		0.19

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.459
r_dihedral_angle_1_deg	15.012
r_dihedral_angle_4_deg	14.509
r_dihedral_angle_3_deg	11.593
r_sphericity_free	4.594
r_scangle_it	4.101
r_sphericity_bonded	3.862
r_scbond_it	2.806
r_mcangle_it	2.271
r_angle_refined_deg	2.041
r_mcbond_it	1.659
r_rigid_bond_restr	1.552
r_nbtor_refined	0.319
r_nbd_refined	0.263
r_symmetry_hbond_refined	0.247
r_symmetry_vdw_refined	0.243
r_xyhbond_nbd_refined	0.214
r_chiral_restr	0.103
r_metal_ion_refined	0.054
r_symmetry_metal_ion_refined	0.043
r_bond_refined_d	0.015
r_gen_planes_refined	0.012

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	760
Nucleic Acid Atoms
Solvent Atoms	355
Heterogen Atoms	2

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
XDS	data reduction
XSCALE	data scaling
PHASER	phasing