3UD1

Crystal structure of ZU5A-ZU5B domains of human erythrocyte ankyrin

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	283.15	25% ethanol, 0.1 M Tris pH 7, VAPOR DIFFUSION, SITTING DROP, temperature 283.15K

Crystal Properties
Matthews coefficient	Solvent content
2.46	50.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 160.123	α = 90
b = 40.491	β = 112.68
c = 178.104	γ = 90

Symmetry
Space Group	C 1 2 1

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 300 mm CCD		2009-11-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.97872	APS	21-ID-F

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	29.68	99.3	0.093	0.093	7.3		71819	71819			23.18

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	2.09	99.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	SAD	THROUGHOUT	PDB ENTRY 3F59	2	29.68	71813	71813	3623		0.173	0.171	0.206	RANDOM	27.65

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]
-3.1774		-0.4731	2.4228		0.7546

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	14.67
t_omega_torsion	3.6
t_angle_deg	1.05
t_bond_d	0.01
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7527
Nucleic Acid Atoms
Solvent Atoms	686
Heterogen Atoms	36

Software

Software
Software Name	Purpose
MAR345dtb	data collection
SHARP	phasing
BUSTER	refinement
XDS	data reduction
SCALA	data scaling