2GFK

Crystal structure of the zinc-beta-lactamase l1 from stenotrophomonas maltophilia (inhibitor 2)

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1SML	PDB ENTRY 1SML

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.75	281	1.8M ammonium sulfate, 0.1M Hepes pH 7.75, 1.5% V/V Peg 400, VAPOR DIFFUSION, HANGING DROP, temperature 281K

Crystal Properties
Matthews coefficient	Solvent content
2.5	51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 105.35	α = 90
b = 105.35	β = 90
c = 197.08	γ = 120

Symmetry
Space Group	P 62 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MAR scanner 345 mm plate		2006-01-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ENRAF-NONIUS FR591	1.54179

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	19.51	99.8	0.071	0.071	9.3	6.9		48803		2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.9	2	99.8		0.41	0.357	2.2	6.7

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	PDB ENTRY 1SML	1.9	19.51	48803	2613	99.86	0.18604	0.18427	0.21821	RANDOM	19.42

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]
0.05	0.02		0.05		-0.07

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.505
r_dihedral_angle_4_deg	20.571
r_dihedral_angle_3_deg	13.848
r_dihedral_angle_1_deg	6.281
r_sphericity_free	5.769
r_scangle_it	3.17
r_scbond_it	2.132
r_angle_refined_deg	1.495
r_mcangle_it	1.304
r_mcbond_it	0.843
r_nbtor_refined	0.302
r_nbd_refined	0.276
r_symmetry_vdw_refined	0.218
r_symmetry_hbond_refined	0.156
r_xyhbond_nbd_refined	0.154
r_chiral_restr	0.093
r_metal_ion_refined	0.049
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4002
Nucleic Acid Atoms
Solvent Atoms	469
Heterogen Atoms	65

Software

Software
Software Name	Purpose
XDS	data scaling
SCALA	data scaling
CCP4	model building
REFMAC	refinement
XDS	data reduction
CCP4	data scaling
CCP4	phasing