1XRG

Conserved hypothetical protein from Clostridium thermocellum Cth-2968

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.6	291	30 v/v% PEG 400, 0.1M HEPES, pH 7.6, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.51	50.94

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 80.436	α = 90
b = 80.436	β = 90
c = 137.202	γ = 120

Symmetry
Space Group	P 32 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	100	CCD	MARMOSAIC 300 mm CCD			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	0.969	APS	22-ID

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	2.1	30	100	0.072				30510

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)
	2.1	2.18	100		0.169

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.2	19.897	26579	825	99.64	0.194	0.19353	0.1925	0.2248	thin shells	22.273

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]
-0.019	-0.009		-0.019		0.028

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.088
r_dihedral_angle_3_deg	13.214
r_dihedral_angle_1_deg	6.47
r_scangle_it	4.093
r_dihedral_angle_4_deg	4.039
r_mcangle_it	3.675
r_scbond_it	2.868
r_mcbond_it	2.657
r_mcangle_other	2.123
r_scangle_other	1.855
r_angle_refined_deg	1.352
r_scbond_other	0.846
r_angle_other_deg	0.763
r_mcbond_other	0.683
r_nbd_refined	0.192
r_nbtor_refined	0.172
r_symmetry_vdw_other	0.171
r_nbd_other	0.164
r_symmetry_hbond_refined	0.161
r_xyhbond_nbd_refined	0.159
r_nbtor_other	0.085
r_chiral_restr	0.081
r_symmetry_vdw_refined	0.078
r_bond_refined_d	0.016
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3031
Nucleic Acid Atoms
Solvent Atoms	57
Heterogen Atoms	17

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing
RESOLVE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection
ISAS	phasing
ARP/wARP	model building