3WS4 | pdb_00003ws4

N288Q-N321Q mutant BETA-LACTAMASE DERIVED FROM CHROMOHALOBACTER SP.560 (Condition-2A)

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3WRZ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	293	Crystal was grown in a solution containing 100 mM MES-NaOH buffer (pH 6.5), 200 mM Ca acetate hydrate and 18% PEG8000. Obtained crystal was soaked into a solution containing 100mM MES-NaOH buffer (pH 6.5), 200mM Ca acetate hydrate, 200mM Sr acetate and 18% PEG8000., VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.18	43.57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 115.019	α = 90
b = 115.019	β = 90
c = 67.8	γ = 120

Symmetry
Space Group	P 31

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 210r		2013-06-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE AR-NW12A	1.000, 0.769	Photon Factory	AR-NW12A

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	1.9	50	97.7	0.061	18.7	2.6		77242			22.5

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.9	1.93	97.2		0.387	5.09	2.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3WRZ	1.9	28.02	74882	4015	99.8	0.184	0.182	0.18	0.216	0.2	RANDOM	31.896

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]
-2.12			-2.12		4.24

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.679
r_dihedral_angle_4_deg	16.588
r_dihedral_angle_3_deg	13.724
r_dihedral_angle_1_deg	6.733
r_long_range_B_refined	6.088
r_long_range_B_other	6.061
r_scangle_other	4.072
r_mcangle_other	2.931
r_mcangle_it	2.93
r_scbond_it	2.736
r_scbond_other	2.735
r_mcbond_it	2.068
r_mcbond_other	2.061
r_angle_refined_deg	1.603
r_angle_other_deg	1.429
r_chiral_restr	0.111
r_bond_refined_d	0.015
r_gen_planes_refined	0.011
r_bond_other_d	0.009
r_gen_planes_other	0.007
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8135
Nucleic Acid Atoms
Solvent Atoms	508
Heterogen Atoms	11

Software

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