4N9K

crystal structure of beta-lactamse PenP_E166S in complex with cephaloridine

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	289	Tris, PEG 3350, ammonium acetate, pH 8.0, vapor diffusion, hanging drop, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
1.97	37.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.37	α = 77.85
b = 45.8	β = 75.41
c = 66.12	γ = 69

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	291	IMAGE PLATE	RIGAKU RAXIS IV++		2013-06-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.5418

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	1.93	42.38	99.97			31762	31754	2	2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	1.93	39.73	31753	1617	92.03	0.1786	0.1759	0.2291	RANDOM	15.5234

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]
-0.01	-0.01		0.01	0.01	-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.958
r_dihedral_angle_4_deg	16.183
r_dihedral_angle_3_deg	15.518
r_dihedral_angle_1_deg	7.047
r_angle_refined_deg	1.992
r_mcangle_it	1.937
r_mcbond_it	1.255
r_mcbond_other	1.242
r_angle_other_deg	0.988
r_chiral_restr	0.21
r_bond_refined_d	0.018
r_bond_other_d	0.008
r_gen_planes_refined	0.008
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4000
Nucleic Acid Atoms
Solvent Atoms	411
Heterogen Atoms	44

Software

Software
Software Name	Purpose
d*TREK	data scaling
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
d*TREK	data reduction