2PNW

Crystal structure of membrane-bound lytic murein transglycosylase from Agrobacterium tumefaciens

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7	294	1.5 M Ammonium sulfate, 100 mM Sodium potassium tartrate, 175 mM Tri-sodium citrate, pH 7.0, VAPOR DIFFUSION, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.97	58.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 88.665	α = 90
b = 88.665	β = 90
c = 221.434	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	CCD	MAR CCD 165 mm		2007-04-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.97958	APS	31-ID

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	76.786	100	0.079	0.079	27.5	13.5	41508	41508			21.6

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	1.9	2	100		0.38	0.38	6.5	12.5	5944

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	SAD	THROUGHOUT	1.9	20	41459	41459	2084	99.98	0.187	0.185	0.219	RANDOM	24.981

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]
0.78	0.39		0.78		-1.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.017
r_dihedral_angle_4_deg	16.946
r_dihedral_angle_3_deg	12.501
r_dihedral_angle_1_deg	5.677
r_scangle_it	3.891
r_scbond_it	2.388
r_mcangle_it	1.502
r_angle_refined_deg	1.302
r_mcbond_it	0.937
r_nbtor_refined	0.313

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.017
r_dihedral_angle_4_deg	16.946
r_dihedral_angle_3_deg	12.501
r_dihedral_angle_1_deg	5.677
r_scangle_it	3.891
r_scbond_it	2.388
r_mcangle_it	1.502
r_angle_refined_deg	1.302
r_mcbond_it	0.937
r_nbtor_refined	0.313
r_symmetry_hbond_refined	0.212
r_nbd_refined	0.187
r_symmetry_vdw_refined	0.153
r_xyhbond_nbd_refined	0.14
r_chiral_restr	0.101
r_bond_refined_d	0.014
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2790
Nucleic Acid Atoms
Solvent Atoms	376
Heterogen Atoms	5

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection
DENZO	data reduction
CCP4	data scaling
SHELXCD	phasing
SHELXD	phasing
SHELXE	model building

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.