1U9D

Structure of Protein of Unknown Function from Vibrio cholerae O1 biovar eltor str. N16961

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	10.5	298	1.2M NaH2P04/0.8M K2HP04, CAPS, pH 10.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.27	45.73

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 66.006	α = 90
b = 66.006	β = 90
c = 47.831	γ = 120

Symmetry
Space Group	P 3

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	150	CCD	SBC-1	Double crystal monochromatic, sagitally focused si(111)	2004-06-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.9796	APS	19-BM

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	56.8	95.99			24579	23325

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.7	56.8	24579	23325	1254	95.99	0.19148	0.19146	0.18903	0.23702	RANDOM	23.364

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]
-0.12	-0.06		-0.12		0.19

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	5.9
r_scangle_it	5.794
r_scbond_it	3.475
r_mcangle_it	2.204
r_angle_refined_deg	1.492
r_mcbond_it	1.1
r_angle_other_deg	0.866
r_symmetry_vdw_other	0.355
r_nbd_other	0.246
r_nbd_refined	0.24
r_symmetry_hbond_refined	0.237
r_xyhbond_nbd_refined	0.181
r_symmetry_vdw_refined	0.144
r_chiral_restr	0.095
r_nbtor_other	0.088
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1952
Nucleic Acid Atoms
Solvent Atoms	153
Heterogen Atoms	10

Software

Software
Software Name	Purpose
REFMAC	refinement
d*TREK	data reduction
HKL-2000	data scaling