1O07

Crystal Structure of the complex between Q120L/Y150E mutant of AmpC and a beta-lactam inhibitor (MXG)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.7	295	Potassium Phosphate buffer, pH 8.7, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.52	51.25

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 118.808	α = 90
b = 76.298	β = 116.21
c = 98.127	γ = 90

Symmetry
Space Group	C 1 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	MARRESEARCH	Mirrors	2000-08-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 5ID-B	1.00000	APS	5ID-B

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	1.71	25	98.1	0.041	32.7	5.3	83273	83273		-3	28.4

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	1.71	1.77	97		0.122	10.7	3.6	8238

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	Isotropic with individual B factors refined	1.71	24.77	76559	4052	98.1	0.15552	0.15366	0.19105	RANDOM	12.264

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]
1.46		0.87	-0.61		-0.09

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	8.112
r_scangle_it	4.785
r_angle_other_deg	4.079
r_scbond_it	3.079
r_angle_refined_deg	2.09
r_mcangle_it	1.911
r_mcbond_it	1.168
r_nbd_other	0.223
r_symmetry_vdw_other	0.22
r_nbd_refined	0.161
r_symmetry_hbond_refined	0.158
r_symmetry_vdw_refined	0.148
r_xyhbond_nbd_refined	0.137
r_chiral_restr	0.127
r_nbtor_other	0.113
r_bond_refined_d	0.017
r_gen_planes_refined	0.013
r_gen_planes_other	0.013
r_bond_other_d

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5572
Nucleic Acid Atoms
Solvent Atoms	806
Heterogen Atoms	82

Software

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