5ZGE

Crystal structure of NDM-1 at pH5.5 (Bis-Tris) in complex with hydrolyzed ampicillin

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	295	0.1M Bis-Tris pH5.5, 0.2M Li2SO4, 25% PEG 3350, 20 mg/ml ampicillin

Crystal Properties
Matthews coefficient	Solvent content
2.03	39.27

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 39.204	α = 90
b = 79.071	β = 90
c = 133.974	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	100	CCD	ADSC QUANTUM 315r		2011-04-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL17U1	0.82653	SSRF	BL17U1

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	50	99.2	0.069	9.2	3.8		223485

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	1.04	99.8		0.598		3.1

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	3Q6X	1	50	187165	9847	87.41	0.1285	0.1276	0.1451	RANDOM	22.698

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]
-0.67			0.47		0.2

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.648
r_sphericity_free	23.218
r_dihedral_angle_4_deg	20.267
r_dihedral_angle_3_deg	11.902
r_sphericity_bonded	7.854
r_dihedral_angle_1_deg	5.998
r_angle_refined_deg	1.465
r_rigid_bond_restr	1.293
r_angle_other_deg	0.944
r_chiral_restr	0.25
r_bond_refined_d	0.011
r_gen_planes_refined	0.007
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3596
Nucleic Acid Atoms
Solvent Atoms	600
Heterogen Atoms	56

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
PDB_EXTRACT	data extraction
PHASER	phasing