1ZVT

Structure of the E. coli ParC C-terminal domain

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.5	293	HEPES, NaCl, Na acetate, NH4 acetate, PEG-4000, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.52	51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.908	α = 86.11
b = 50.494	β = 86.9
c = 72.759	γ = 70.57

Symmetry
Space Group	P 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	ADSC QUANTUM 210		2004-04-03	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.1271, 0.9796, 1.0199	ALS	8.3.1

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	1.7	30	96.4	0.066	22	3.8	57955	57955	1	1	22.8

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	1.7	1.76	94.1		0.257	4.4	3.2	5659

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	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	MAD	THROUGHOUT	1.7	20	1	54999	54999	2937	98.25	0.18509	0.18509	0.1835	0.21548	RANDOM	26.165

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]
1.41	-0.02	0.53	0.22	-0.84	-1.56

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.197
r_dihedral_angle_4_deg	15.371
r_dihedral_angle_3_deg	14.569
r_dihedral_angle_1_deg	5.405
r_scangle_it	4.274
r_scbond_it	2.676
r_mcangle_it	1.518
r_angle_refined_deg	1.339
r_mcbond_it	1.03
r_nbtor_refined	0.307
r_nbd_refined	0.203
r_symmetry_vdw_refined	0.164
r_symmetry_hbond_refined	0.151
r_xyhbond_nbd_refined	0.146
r_chiral_restr	0.092
r_bond_refined_d	0.011
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	3705
Nucleic Acid Atoms
Solvent Atoms	380
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SOLVE	phasing