1YTQ

Structure of Native Human Beta B2 Crystallin

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	280	MPD, cacodylate, DTT, magnesium chloride, pH 8, VAPOR DIFFUSION, HANGING DROP, temperature 280K

Crystal Properties
Matthews coefficient	Solvent content
3.67	66.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.892	α = 90
b = 82.324	β = 90
c = 108.104	γ = 90

Symmetry
Space Group	I 2 2 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	CCD	MARRESEARCH		2002-07-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.934	ESRF	ID14-1

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	1.7	34.4	95.2			36271	35758	1	1

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	1.7	34.4	95.5

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	1.7	34.4	34402	1814	95.18	0.18067	0.17971	0.19849	RANDOM	17.388

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]
-0.01			0.02		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.594
r_dihedral_angle_4_deg	15.469
r_dihedral_angle_3_deg	12.358
r_dihedral_angle_1_deg	6.732
r_scangle_it	3.379
r_scbond_it	2.416
r_mcangle_it	1.464
r_angle_refined_deg	1.434
r_mcbond_it	1.325
r_angle_other_deg	0.776
r_symmetry_vdw_other	0.315
r_xyhbond_nbd_refined	0.215
r_mcbond_other	0.198
r_nbd_other	0.195
r_nbd_refined	0.194
r_symmetry_hbond_refined	0.193
r_nbtor_refined	0.18
r_symmetry_vdw_refined	0.151
r_nbtor_other	0.088
r_chiral_restr	0.083
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1469
Nucleic Acid Atoms
Solvent Atoms	206
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling
MOLREP	phasing