1WQH

Crystal structure of ribosome recycling factor from Mycobacterium tuberculosis

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	298	PEG 8000, cadmium acetate, Tris-HCl, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.6	52.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.317	α = 90
b = 33.794	β = 112.54
c = 62.377	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	298	IMAGE PLATE	MARRESEARCH		2003-04-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.5418

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	2.8	20	94.2	0.113			5581	5237

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.8	2.9	94.9

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.9	20	4710	4229	479	94.2	0.22633	0.22633	0.21971	0.28397	RANDOM	46.883

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]
0.42		-2.84	-1.53		-1.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.865
r_scangle_it	2.532
r_angle_refined_deg	1.853
r_scbond_it	1.443
r_angle_other_deg	0.98
r_mcangle_it	0.907
r_mcbond_it	0.496
r_symmetry_vdw_other	0.388
r_xyhbond_nbd_refined	0.323
r_symmetry_hbond_refined	0.275
r_nbd_refined	0.263
r_symmetry_vdw_refined	0.251
r_nbd_other	0.25
r_nbtor_other	0.098
r_chiral_restr	0.088
r_bond_refined_d	0.019
r_metal_ion_refined	0.019
r_gen_planes_refined	0.005
r_gen_planes_other	0.003
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1368
Nucleic Acid Atoms
Solvent Atoms	44
Heterogen Atoms	2

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing