2GSZ

Structure of A. aeolicus PilT with 6 monomers per asymmetric unit

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.6	293	Upon set up, protein droplet contains 7.5 mg/ml protein in 9.7% PEG1000, 13.0 mM TCEP, 13.0 mM LiCl, 0.32 M AmSO4, 2.6 mM ADP, 16 mM Tris pH 7.6, 98 mM KCl, 130 mM Imidazole, 6.5% glycerol. Well contains 0.2 M AmSO4, 10% PEG 1000, unbuffered., VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.51	50.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 206.111	α = 90
b = 105.244	β = 111.06
c = 123.023	γ = 90

Symmetry
Space Group	C 1 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	MAR CCD 165 mm		2004-08-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-ID-B	0.97896	APS	14-ID-B

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	4.2	50	95.2	0.089	15.6	5.7		17281

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)
	4.2	4.35	96.6		0.276	5.3	5.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	NTD of mol C and CTD of mol D from 2EWV.pdb	4.2	25	18247	16243	859	94.79	0.34634	0.34307	0.40563	RANDOM	124.351

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]
-6.13		-7.32	-0.19		1.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.956
r_dihedral_angle_3_deg	25.761
r_dihedral_angle_4_deg	21.938
r_dihedral_angle_1_deg	7.746
r_angle_refined_deg	1.732
r_scangle_it	1.392
r_mcangle_it	0.881
r_scbond_it	0.845
r_symmetry_hbond_refined	0.677
r_symmetry_vdw_refined	0.608
r_mcbond_it	0.526
r_nbtor_refined	0.322
r_nbd_refined	0.278
r_xyhbond_nbd_refined	0.203
r_chiral_restr	0.099
r_bond_refined_d	0.019
r_gen_planes_refined	0.005
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_refined
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	16302
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	42

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection