1BS1

DETHIOBIOTIN SYNTHETASE COMPLEXED WITH DETHIOBIOTIN, ADP , INORGANIC PHOSPHATE AND MAGNESIUM

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		pH 7.5

Crystal Properties
Matthews coefficient	Solvent content
2.13	34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.9	α = 90
b = 48.2	β = 107
c = 60.9	γ = 90

Symmetry
Space Group	C 1 2 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	IMAGE PLATE	MAR scanner 300 mm plate		1998-03-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.8	20	93.3	0.042	17.2	3.3		17605

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.86	88.3		0.093	11

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-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	OTHER	THROUGHOUT	1.8	20	17605		93.3	0.172	0.206	RANDOM	10.6

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
p_staggered_tor	15.6
p_special_tor	15
p_planar_tor	3.3
p_scangle_it	2.156
p_scbond_it	1.42
p_mcangle_it	1.371
p_mcbond_it	0.968
p_multtor_nbd	0.173
p_singtor_nbd	0.172
p_xyhbond_nbd	0.167
p_planar_d	0.023
p_angle_d	0.022
p_plane_restr	0.0179
p_bond_d	0.008
p_angle_deg
p_hb_or_metal_coord
p_chiral_restr
p_xhyhbond_nbd
p_orthonormal_tor
p_transverse_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1692
Nucleic Acid Atoms
Solvent Atoms	244
Heterogen Atoms	49

Software

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