2H6A

Crystal structure of the zinc-beta-lactamase L1 from Stenotrophomonas maltophilia (mono zinc form)

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	280	AS, SOAKED CRYSTAL IN 5 ML DROP WITH CRYSTALLIZATION CONDITIONS AND 0.005 M EDTA FOR 30 MINUTES, pH 7.50, VAPOR DIFFUSION, HANGING DROP, temperature 280K

Crystal Properties
Matthews coefficient	Solvent content
2.54	51.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 104.22	α = 90
b = 104.22	β = 90
c = 195.74	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 300 mm plate	Xenocs multilayers	2006-05-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200

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	1.8	19.74	97.7	0.096	0.096	5.7	6.6		57235		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)
	1.8	1.9	97.7		0.468	0.372	1.6	5.8

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	1.8	19.74	54307	2909	97.35	0.1735	0.17158	0.20981	RANDOM	15.145

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]
0.08	0.04		0.08		-0.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.396
r_dihedral_angle_4_deg	15.221
r_dihedral_angle_3_deg	13.65
r_dihedral_angle_1_deg	7.605
r_scangle_it	3.343
r_scbond_it	2.091
r_angle_refined_deg	1.404
r_mcangle_it	1.211
r_mcbond_it	0.753
r_nbtor_refined	0.309

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.396
r_dihedral_angle_4_deg	15.221
r_dihedral_angle_3_deg	13.65
r_dihedral_angle_1_deg	7.605
r_scangle_it	3.343
r_scbond_it	2.091
r_angle_refined_deg	1.404
r_mcangle_it	1.211
r_mcbond_it	0.753
r_nbtor_refined	0.309
r_nbd_refined	0.291
r_symmetry_vdw_refined	0.211
r_symmetry_hbond_refined	0.185
r_xyhbond_nbd_refined	0.151
r_chiral_restr	0.091
r_bond_refined_d	0.012
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4049
Nucleic Acid Atoms
Solvent Atoms	674
Heterogen Atoms	32

Software

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

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.