2V7U

X-ray crystal structure of 5'-fluorodeoxyadenosine synthase s158g mutant complexed with s-adenosylmethionine and chloride ion

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1RQP	PDB ENTRY 1RQP

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4.6		0.1M CITRATE-PHOSPHATE BUFFER PH4.6, 20%(W/V) PEG1000, 0.2M LICL

Crystal Properties
Matthews coefficient	Solvent content
2.2	44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.224	α = 90
b = 129.377	β = 90
c = 183.08	γ = 90

Symmetry
Space Group	C 2 2 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	IMAGE PLATE	RIGAKU IMAGE PLATE	OSMIC MIRRORS	2006-05-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007

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	30	96	0.08	17.8	4.9		55867		3.3

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	2.1	98.6		0.36	3.3	4.6

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1RQP	2	30.7	55867	2944	95.8	0.166	0.164	0.204	RANDOM	23.17

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]
-0.52			0.27		0.24

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.312
r_dihedral_angle_4_deg	16.097
r_dihedral_angle_3_deg	13.122
r_dihedral_angle_1_deg	6.82
r_scangle_it	2.324
r_scbond_it	1.541
r_angle_refined_deg	1.352
r_mcangle_it	0.902
r_mcbond_it	0.591
r_nbtor_refined	0.304
r_symmetry_vdw_refined	0.222
r_nbd_refined	0.19
r_symmetry_hbond_refined	0.145
r_xyhbond_nbd_refined	0.134
r_chiral_restr	0.085
r_bond_refined_d	0.013
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6654
Nucleic Acid Atoms
Solvent Atoms	744
Heterogen Atoms	84

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
REFMAC	phasing