3CJL

Crystal structure of a protein of unknown function (eca1910) from pectobacterium atrosepticum scri1043 at 2.20 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	277	NANODROP, 1.4M Na3Citrate, 0.1M HEPES pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
3.19	61.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 100.901	α = 90
b = 100.901	β = 90
c = 46.765	γ = 120

Symmetry
Space Group	P 61

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 325 mm CCD	Flat collimating mirror, toroid focusing mirror	2008-02-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2	0.97908	SSRL	BL9-2

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	2.2	29.123	99.9	0.106	0.106	5.1	7.3		14004			39.316

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	2.2	2.26	100		0.716	0.716	1.1	7.4	1022

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	SAD	THROUGHOUT	2.2	29.123	13985	695	99.94	0.195	0.194	0.22	RANDOM	34.586

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]
0.95	0.48		0.95		-1.43

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.159
r_dihedral_angle_3_deg	13.252
r_dihedral_angle_4_deg	12.267
r_scangle_it	6.506
r_scbond_it	4.979
r_dihedral_angle_1_deg	4.531
r_mcangle_it	2.784
r_mcbond_it	2.203
r_angle_refined_deg	1.443
r_angle_other_deg	1.039
r_mcbond_other	0.489
r_symmetry_vdw_other	0.223
r_symmetry_vdw_refined	0.218
r_nbd_refined	0.171
r_nbtor_refined	0.169
r_nbd_other	0.153
r_xyhbond_nbd_refined	0.133
r_symmetry_hbond_refined	0.106
r_chiral_restr	0.086
r_nbtor_other	0.085
r_bond_refined_d	0.014
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1405
Nucleic Acid Atoms
Solvent Atoms	56
Heterogen Atoms	4

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SOLVE	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
MOSFLM	data reduction