3PE9

Structures of Clostridium thermocellum CbhA fibronectin(III)-like modules

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.2		0.2 M Ammonium iodide and 20% (w/v) Polyethylene glycol 3,350, pH 6.2, VAPOR DIFFUSION, temperature 100K

Crystal Properties
Matthews coefficient	Solvent content
2.18	43.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.128	α = 90
b = 103.281	β = 106.53
c = 45.632	γ = 90

Symmetry
Space Group	P 1 21 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	Bruker Platinum 135	Helios mirrors	2009-01-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	BRUKER AXS MICROSTAR	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.69	25	98.8		5.67	41325	41325

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.69	1.78	97.6		0.4056	2.53	2.84

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	1.69	25	34722	34722	1843	87.53	0.18442	0.18188	0.22861	RANDOM	16.602

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]
-0.4		-0.15	-0.43		0.74

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.142
r_dihedral_angle_4_deg	16.906
r_dihedral_angle_3_deg	15.14
r_dihedral_angle_1_deg	7.002
r_scangle_it	4.031
r_scbond_it	2.746
r_angle_refined_deg	1.902
r_mcangle_it	1.731
r_mcbond_it	1.103
r_angle_other_deg	1.001
r_mcbond_other	0.392
r_chiral_restr	0.118
r_bond_refined_d	0.022
r_gen_planes_refined	0.009
r_gen_planes_other	0.003
r_bond_other_d	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
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	2718
Nucleic Acid Atoms
Solvent Atoms	592
Heterogen Atoms	11

Software

Software
Software Name	Purpose
PROTEUM PLUS	data collection
SHELX	model building
REFMAC	refinement
SAINT	data reduction
PROTEUM PLUS	data scaling
SHELX	phasing