4LWQ

Crystal structure of native peptidyl t-RNA hydrolase from Acinetobacter baumannii at 1.38A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	298	50mM HEPES, PEG 400, PEG 1500, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2	38.55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 33.98	α = 90
b = 65.98	β = 90
c = 75.89	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	77	CCD	MARRESEARCH	Mirror	2013-06-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14	0.97	ESRF	BM14

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	1.38	25.31	100			34019	34019

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	1.38	1.4	97.9

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	4JWK	1.38	25.31	34019	34019	1793	99.98	0.13091	0.12978	0.15242	RANDOM	12.079

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]
-0.18			0.09		0.09

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.413
r_sphericity_free	24.045
r_dihedral_angle_3_deg	11.125
r_dihedral_angle_4_deg	10.933
r_dihedral_angle_1_deg	5.468
r_sphericity_bonded	5.441
r_long_range_B_refined	2.467
r_long_range_B_other	2.467
r_scangle_other	1.212
r_mcangle_it	1.139
r_mcangle_other	1.139
r_angle_refined_deg	1.117
r_rigid_bond_restr	1.074
r_scbond_it	1.037
r_scbond_other	1.037
r_mcbond_it	0.82
r_mcbond_other	0.819
r_angle_other_deg	0.746
r_chiral_restr	0.072
r_bond_refined_d	0.007
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1496
Nucleic Acid Atoms
Solvent Atoms	200
Heterogen Atoms	12

Software

Software
Software Name	Purpose
HKL-2000	data collection
AMoRE	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALEPACK	data scaling