Experiment: 2EFP

Crystal Structure of Tyr77 to Ala of ST1022-Glutamine Complex from Sulolobus tokodaii 7

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2E7W

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.2	293	20% PolypropyleneGlycol, 30% Isopropanol, 0.07M Sodium Citrate, 10mM Taurine, pH 6.2, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.89	57.47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 103.687	α = 90
b = 103.687	β = 90
c = 74.942	γ = 90

Symmetry
Space Group	I 4 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	180	IMAGE PLATE	RIGAKU RAXIS VII		2007-02-08	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 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	2.2	50	99.6	0.05		9.1	10689	10689	2	2	33.7

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	2.2	2.28	100		0.455		9.2	1063

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-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2E7W	2.2	19.99	10634	540	99.7	0.232	0.232	0.2326	0.258	0.261	RANDOM	51.9

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]
-9.04			-9.04		18.08

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23
c_scangle_it	3.77
c_mcangle_it	2.58
c_scbond_it	2.42
c_mcbond_it	1.57
c_angle_deg	1.3
c_improper_angle_d	0.7
c_bond_d	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1226
Nucleic Acid Atoms
Solvent Atoms	43
Heterogen Atoms	21

Software

Software
Software Name	Purpose
CNS	refinement
BSS	data collection
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing