3B5M

Crystal structure of conserved uncharacterized protein from Rhodopirellula baltica

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	5.5	294	100mM Bis-tris pH 5.5, 25% PEG 3350, 200mM Ammonium sulfate, VAPOR DIFFUSION, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.34	47.49

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.268	α = 93.89
b = 58.315	β = 91.12
c = 73.799	γ = 90.1

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	77	CCD	MAR CCD 165 mm		2006-10-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.97958	APS	31-ID

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	1.21	50	92.7	0.063	0.051	6.6	3.8		231519			11.74

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	1.21	1.25	79.5		0.58	0.6	1.3	3.2

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 2NR4	1.21	20	224617	6990	93.61	0.17713	0.17636	0.20237	RANDOM	21.252

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]
-0.61	-0.15	-0.13	0.31	-0.11	0.28

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.827
r_dihedral_angle_4_deg	15.139
r_dihedral_angle_3_deg	12.415
r_scangle_it	9.111
r_dihedral_angle_1_deg	5.779
r_scbond_it	5.691
r_mcangle_it	3.857
r_mcbond_it	2.337
r_angle_refined_deg	1.439
r_metal_ion_refined	0.578
r_nbtor_refined	0.304
r_symmetry_vdw_refined	0.186
r_nbd_refined	0.18
r_xyhbond_nbd_refined	0.173
r_symmetry_hbond_refined	0.166
r_chiral_restr	0.09
r_bond_refined_d	0.012
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5976
Nucleic Acid Atoms
Solvent Atoms	1341
Heterogen Atoms	20

Software

Software
Software Name	Purpose
PHASER	phasing
REFMAC	refinement
MAR345	data collection
MOSFLM	data reduction
SCALA	data scaling