3BMW

Cyclodextrin glycosyl transferase from Thermoanerobacterium thermosulfurigenes EM1 mutant S77P complexed with a maltoheptaose inhibitor

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1A47	PDB ENTRY 1A47

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.8	293	20% Ammonium sulfate, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.72	54.77

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.791	α = 90
b = 96.582	β = 90
c = 115.241	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 QUANTUM 4	Toroidal mirror	2007-09-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-3	0.931	ESRF	ID14-3

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	1.6	49.5	94.2	0.1	0.115	11.6	3.7	102676	102676	1	1	11.2

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	1.6	1.69	72.7		0.19	0.223	3.6	2.5	11370

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	FOURIER SYNTHESIS	THROUGHOUT	PDB ENTRY 1A47	1.6	49.48	102676	102676	5138	94.1	0.14535	0.14429	0.16512	RANDOM	12.246

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]
-0.14			0.09		0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.109
r_dihedral_angle_3_deg	10.949
r_dihedral_angle_4_deg	9.276
r_dihedral_angle_1_deg	5.836
r_scangle_it	1.359
r_angle_refined_deg	1.076
r_scbond_it	0.988
r_mcangle_it	0.575
r_mcbond_it	0.353
r_nbtor_refined	0.307

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.109
r_dihedral_angle_3_deg	10.949
r_dihedral_angle_4_deg	9.276
r_dihedral_angle_1_deg	5.836
r_scangle_it	1.359
r_angle_refined_deg	1.076
r_scbond_it	0.988
r_mcangle_it	0.575
r_mcbond_it	0.353
r_nbtor_refined	0.307
r_nbd_refined	0.185
r_symmetry_hbond_refined	0.18
r_symmetry_vdw_refined	0.152
r_xyhbond_nbd_refined	0.098
r_chiral_restr	0.072
r_metal_ion_refined	0.009
r_bond_refined_d	0.007
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5334
Nucleic Acid Atoms
Solvent Atoms	1155
Heterogen Atoms	154

Software

Software
Software Name	Purpose
REFMAC	refinement
ADSC	data collection
MOSFLM	data reduction
SCALA	data scaling
REFMAC	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 R01GM157729.