1CXK

COMPLEX BETWEEN A MALTONONAOSE SUBSTRATE AND BACILLUS CIRCULANS STRAIN 251 CGTASE E257Q/D229N

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		10.3		pH 10.30

Crystal Properties
Matthews coefficient	Solvent content
2.92	61

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 117.124	α = 90
b = 110.905	β = 90
c = 67.593	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	120	DIFFRACTOMETER	ENRAF-NONIUS FAST		1996-01-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ELLIOTT GX-21

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	2.09	22.92	84.9	0.067		4.6		45159		3	13.65

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)
	2.09	2.16	27.6		0.16		1.3

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-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	RFREE	1CXI	2.09	8	45159	2258	84.9	0.158	0.21	EVERY

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]

RMS Deviations
Key	Refinement Restraint Deviation
t_dihedral_angle_d	16.75
t_angle_deg	1.51
t_it	1.389
t_nbd	0.01
t_gen_planes	0.008
t_bond_d	0.005
t_trig_c_planes	0.004
t_incorr_chiral_ct
t_pseud_angle

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5264
Nucleic Acid Atoms
Solvent Atoms	633
Heterogen Atoms	215

Software

Software
Software Name	Purpose
MADNESS	data collection
BIOMOL	data reduction
TNT	refinement
MADNESS	data reduction
BIOMOL	data scaling
TNT	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.