1WTA

Crystal Structure of 5'-Deoxy-5'-methylthioadenosine from Aeropyrum pernix (R32 form)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.5	293	MPD, glycerol, pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.2	44.16

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.15	α = 90
b = 78.15	β = 90
c = 230.43	γ = 120

Symmetry
Space Group	H 3 2

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	RIGAKU RAXIS IV	mirrors	2004-07-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU300	1.5418

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	1.78	76.7	99.4	0.058	9	3.8		26274

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	1.78	1.84	99		0.282	2.6	3.72	2594

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-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.78	58.36	24941	1327	99.35	0.16555	0.16392	0.1955	RANDOM	15.474

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]
0.03	0.02		0.03		-0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.3
r_scangle_it	2.423
r_scbond_it	1.469
r_angle_refined_deg	1.23
r_angle_other_deg	1.078
r_mcangle_it	0.838
r_mcbond_it	0.439
r_symmetry_vdw_other	0.252
r_nbd_other	0.245
r_symmetry_hbond_refined	0.21
r_nbd_refined	0.189
r_symmetry_vdw_refined	0.166
r_xyhbond_nbd_refined	0.144
r_nbtor_other	0.131
r_chiral_restr	0.071
r_bond_refined_d	0.008
r_gen_planes_refined	0.005
r_gen_planes_other	0.005
r_bond_other_d	0.002
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2133
Nucleic Acid Atoms
Solvent Atoms	358
Heterogen Atoms	15

Software

Software
Software Name	Purpose
REFMAC	refinement
MOLREP	phasing