2ATX

Crystal Structure of the TC10 GppNHp complex

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	293	MES, PEG 3350, NaCl, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.6	51.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.69	α = 90
b = 82.2	β = 90
c = 114.31	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		2004-06-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.934	ESRF	ID14-1

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	2.65	20	99.3	0.047	23.34	5.7	12449	12449			58

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	2.65	2.7	100		0.317	5.95

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	TC10 GDP (unpublished)	2.65	19.84	11826	11826	623	100	0.2127	0.21279	0.21013	0.25994	RANDOM	32.466

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]
2.81			-1.79		-1.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	7.518
r_scangle_it	2.541
r_angle_refined_deg	1.755
r_scbond_it	1.616
r_mcangle_it	1.185
r_angle_other_deg	0.951
r_mcbond_it	0.649
r_symmetry_vdw_other	0.251
r_nbd_other	0.227
r_symmetry_vdw_refined	0.227
r_nbd_refined	0.223
r_symmetry_hbond_refined	0.158
r_xyhbond_nbd_refined	0.154
r_chiral_restr	0.096
r_nbtor_other	0.091
r_metal_ion_refined	0.084
r_bond_refined_d	0.018
r_gen_planes_refined	0.006
r_gen_planes_other	0.003
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2856
Nucleic Acid Atoms
Solvent Atoms	13
Heterogen Atoms	66

Software

Software
Software Name	Purpose
REFMAC	refinement
ProDC	data collection
XDS	data scaling
MOLREP	phasing