3HLN

Crystal structure of ClpP A153C mutant with inter-heptamer disulfide bonds

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.6	293	1 M 1,6-hexanediol, 0.1 M Sodium acetate pH 4.6, 10 mM CoCl2, 100 mM CaCl2, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.78	67.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 182.299	α = 90
b = 182.299	β = 90
c = 476.859	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	ADSC QUANTUM 315		2007-03-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	1.0332	APS	19-ID

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	3.2	42.22	97.5	0.045	14.2	3	148306	148306

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	3.2	3.31	91.7		0.394	2.1	2.6

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	PDB entry 2FZS	3.2	42.22	148224	140770	7454	97.5	0.21542	0.21342	0.25274	RANDOM	99.003

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]
0.52	0.26		0.52		-0.78

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.109
r_dihedral_angle_3_deg	16.014
r_dihedral_angle_4_deg	14.749
r_dihedral_angle_1_deg	5.94
r_angle_refined_deg	0.987
r_scangle_it	0.798
r_angle_other_deg	0.794
r_scbond_it	0.477
r_mcangle_it	0.44
r_mcbond_it	0.247
r_nbd_refined	0.201
r_symmetry_hbond_refined	0.191
r_symmetry_vdw_other	0.174
r_nbtor_refined	0.173
r_nbd_other	0.171
r_symmetry_vdw_refined	0.165
r_xyhbond_nbd_refined	0.132
r_nbtor_other	0.081
r_chiral_restr	0.058
r_metal_ion_refined	0.031
r_mcbond_other	0.031
r_xyhbond_nbd_other	0.019
r_bond_refined_d	0.007
r_gen_planes_refined	0.002
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_metal_ion_other
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	35831
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	13

Software

Software
Software Name	Purpose
ADSC	data collection
MOLREP	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling