2QDT

Structural Basis for the Broad-Spectrum Inhibition of Metallo-{Beta}-Lactamases: L1- IS38 Complex

X-RAY DIFFRACTION

---

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	6.5	280	PEG, AS, PH 6.50, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 100K, temperature 280K

Crystal Properties
Matthews coefficient	Solvent content
2.5	51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 105.319	α = 90
b = 105.319	β = 90
c = 97.96	γ = 120

Symmetry
Space Group	P 64 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	MARRESEARCH		2006-01-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	OTHER	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	1.86	50	96.5	0.084	0.084	28.1	13.7	22311	21311	2	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	2	2.11	94.2		0.404	0.404	5.5	11

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	Number Reflections (All)	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	2	26.54	2	2	22311	20217	1092	95.94	0.17106	0.16988	0.19249	RANDOM	30.524

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]
0.56	0.28		0.56		-0.84

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.247
r_dihedral_angle_3_deg	14.425
r_dihedral_angle_4_deg	13.73
r_dihedral_angle_1_deg	6.069
r_scangle_it	2.805
r_scbond_it	1.875
r_angle_refined_deg	1.406
r_mcangle_it	1.17
r_mcbond_it	1.035
r_angle_other_deg	0.929
r_symmetry_vdw_other	0.292
r_nbd_refined	0.203
r_nbd_other	0.195
r_nbtor_refined	0.174
r_mcbond_other	0.165
r_xyhbond_nbd_refined	0.153
r_symmetry_hbond_refined	0.15
r_nbtor_other	0.087
r_chiral_restr	0.08
r_symmetry_vdw_refined	0.069
r_metal_ion_refined	0.033
r_bond_refined_d	0.013
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2001
Nucleic Acid Atoms
Solvent Atoms	232
Heterogen Atoms	29

Software

Software
Software Name	Purpose
CCP4	model building
REFMAC	refinement
MAR345dtb	data collection
MOSFLM	data reduction
SCALA	data scaling
CCP4	phasing