2ICG

Crystal structure of a protein of unknown function (NP_472245.1) from Listeria innocua at 1.65 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		9	277	1.6M (NH4)2SO4, 0.1M Bicine, pH 9.0, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.57	52.13

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 100.03	α = 90
b = 100.03	β = 90
c = 62.74	γ = 120

Symmetry
Space Group	P 63 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	MARMOSAIC 300 mm CCD	Adjustable focusing mirrors in K-B geometry	2006-08-11	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-D	0.94926,0.97925	APS	23-ID-D

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.65	29.501	99.6	0.094	9.89			22770			30.934

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.65	1.71	97.8		0.01117	1.35		3602

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	MAD	THROUGHOUT	1.65	29.501	22751	1165	99.74	0.2	0.198	0.235	RANDOM	23.603

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]
-1.69	-0.85		-1.69		2.54

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.967
r_dihedral_angle_4_deg	16.049
r_dihedral_angle_3_deg	13.334
r_scangle_it	6.784
r_dihedral_angle_1_deg	5.686
r_scbond_it	5.078
r_mcangle_it	3.08
r_mcbond_it	2.383
r_angle_refined_deg	1.526
r_angle_other_deg	0.947
r_mcbond_other	0.611
r_symmetry_hbond_refined	0.29
r_symmetry_vdw_other	0.226
r_symmetry_vdw_refined	0.213
r_nbd_refined	0.206
r_nbd_other	0.191
r_nbtor_refined	0.184
r_xyhbond_nbd_refined	0.161
r_chiral_restr	0.09
r_nbtor_other	0.089
r_bond_refined_d	0.018
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	1220
Nucleic Acid Atoms
Solvent Atoms	172
Heterogen Atoms	6

Software

Software
Software Name	Purpose
MolProbity	model building
SHELX	phasing
REFMAC	refinement
XSCALE	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
SHELXD	phasing
SOLVE	phasing