3KLK | pdb_00003klk

Crystal structure of Lactobacillus reuteri N-terminally truncated glucansucrase GTF180 in triclinic apo- form

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	PEG 3350, sodium potassium phosphate, BIS-TRIS propane-HCl buffer, pH 6.5, vapor diffusion, hanging drop, temperature 293K

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 58.279	α = 73.3
b = 65.949	β = 78.46
c = 82.506	γ = 85.82

Symmetry
Space Group	P 1

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		2005-12-17	M	SINGLE WAVELENGTH
2	2	x-ray	100	CCD	ADSC QUANTUM 315r		2005-12-17	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	0.9791	ESRF	ID29
2	SYNCHROTRON	ESRF BEAMLINE ID29	0.97911, 0.97927, 0.97564	ESRF	ID29

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
1,2	1.65	77.625	96.5	0.077	0.077	12.3	3.7		133854

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)
	1.65	1.74	94.8		0.453	0.453	1.5	3.7	19213

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.65	20	133798	6715	96.5	0.167	0.165	0.1696	0.195	0.1985	RANDOM	22.596

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]
0.19	-0.53	0.68	0.1	-0.14	-0.4

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.853
r_dihedral_angle_4_deg	15.744
r_dihedral_angle_3_deg	12.689
r_scangle_it	7.894
r_scbond_it	7.556
r_dihedral_angle_1_deg	6.134
r_mcbond_it	5.358
r_mcangle_it	5.321
r_angle_refined_deg	1.558
r_symmetry_hbond_refined	0.347
r_nbtor_refined	0.322
r_symmetry_vdw_refined	0.309
r_nbd_refined	0.226
r_xyhbond_nbd_refined	0.162
r_chiral_restr	0.12
r_metal_ion_refined	0.076
r_bond_refined_d	0.022
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7977
Nucleic Acid Atoms
Solvent Atoms	1055
Heterogen Atoms	49

Software

Software
Software Name	Purpose
SCALA	data scaling
SOLVE	phasing
RESOLVE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction