2B0A

Crystal structure of protein MJ0783 from Methanococcus jannaschii

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	290	30% PEG 550, 100 mM Tris-HCl, pH 6.50, VAPOR DIFFUSION, SITTING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.46	45.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 67.942	α = 90
b = 73.156	β = 122.87
c = 46.57	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	87	CCD	ADSC QUANTAM Q315	MIRRORS	2005-09-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A	0.989	NSLS	X29A

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	1.45	50	98	0.06	0.063	16.1	3.5	34059	34059

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.45	1.5	96.7		0.481	0.35	2.1	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	NONE	1.45	20	32334	32334	1052	98.12	0.18608	0.18505	0.21823	RANDOM	29.091

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]
-1.02		-1.74	0.13		-1

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.945
r_dihedral_angle_3_deg	12.931
r_dihedral_angle_4_deg	12.381
r_scangle_it	6.784
r_dihedral_angle_1_deg	5.651
r_scbond_it	5.172
r_mcangle_it	5.131
r_mcbond_it	4.791
r_angle_refined_deg	1.392
r_mcbond_other	1.095
r_angle_other_deg	0.649
r_symmetry_vdw_other	0.233
r_xyhbond_nbd_refined	0.225
r_nbd_refined	0.219
r_nbd_other	0.193
r_nbtor_refined	0.184
r_symmetry_hbond_refined	0.173
r_symmetry_vdw_refined	0.131
r_nbtor_other	0.087
r_chiral_restr	0.08
r_bond_refined_d	0.012
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1487
Nucleic Acid Atoms
Solvent Atoms	126
Heterogen Atoms

Software

Software
Software Name	Purpose
HKL-2000	data collection
SCALEPACK	data scaling
SHELX	model building
REFMAC	refinement
HKL-2000	data reduction
SHELX	phasing