1GZ5

Trehalose-6-phosphate synthase. OtsA

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		14% PEG4000, 0.15M NAAC, 0.1M IMIDAZOLE PH 7.5, 10MM MG-UDP, 10MM G6P

Crystal Properties
Matthews coefficient	Solvent content
2.7	53.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 103.612	α = 90
b = 125.4	β = 90
c = 176.607	γ = 90

Symmetry
Space Group	P 21 21 21

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 CCD		2001-11-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4		ESRF	ID14-4

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.45	20	99.9	0.056	17	2.8		86205

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.45	2.54	99.5		0.436	2.4	2.3

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2.43	100	81873	4320	99.3	0.207	0.206	0.228	RANDOM	34.54

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]
-0.94			-2.53		3.47

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.415
r_scangle_it	3.087
r_scbond_it	2.037
r_angle_refined_deg	1.81
r_mcangle_it	0.948
r_symmetry_hbond_refined	0.523
r_mcbond_it	0.502
r_symmetry_vdw_refined	0.466
r_nbd_refined	0.23
r_xyhbond_nbd_refined	0.154
r_chiral_restr	0.145
r_bond_refined_d	0.019
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_gen_planes_other
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
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_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	14606
Nucleic Acid Atoms
Solvent Atoms	288
Heterogen Atoms	184

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling