1XNJ

APS complex of human PAPS synthetase 1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.6	290	1 mM APS soaked for 1 hour, pH 5.60, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.9	57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.5	α = 90
b = 82.5	β = 105
c = 133	γ = 90

Symmetry
Space Group	P 1 21 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	CCD	ADSC QUANTUM 4		2003-11-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4		ESRF	ID14-4

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	1.98	40	94.5	0.084	12.8	7.1		108016			42.1

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	1.98	2.1	75.9		0.709	2.11	4.2

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT WITH INITIAL MERCURY PHASES	THROUGHOUT	PDB ENTRY 1X6V	1.98	129.1	106031	106031	5581	97	0.187	0.184	0.239	RANDOM	34.47

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]
1.42		1.81	0.86		-1.34

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	7.521
r_scangle_it	3.983
r_mcangle_it	3.717
r_angle_refined_deg	2.61
r_scbond_it	2.604
r_mcbond_it	2.424
r_angle_other_deg	1.35
r_symmetry_vdw_refined	0.303
r_nbd_other	0.281
r_symmetry_vdw_other	0.259
r_nbd_refined	0.257
r_xyhbond_nbd_refined	0.233
r_symmetry_hbond_refined	0.233
r_chiral_restr	0.166
r_nbtor_other	0.11
r_bond_refined_d	0.036
r_gen_planes_other	0.024
r_gen_planes_refined	0.02
r_bond_other_d	0.005
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_symmetry_metal_ion_refined
r_symmetry_metal_ion_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	9198
Nucleic Acid Atoms
Solvent Atoms	667
Heterogen Atoms	108

Software

Software
Software Name	Purpose
X-GEN	data scaling
XDS	data reduction
XFIT	data reduction
REFMAC	refinement
X-GEN	data reduction
XDS	data scaling