3U3M

Crystal structure of Human SULT1A1 bound to PAP and 3-Cyano-7-hydroxycoumarin

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.7	293	Magnesium chloride, BIS-TRIS, Polyethylene glycol 3,350, pH 6.7, vapor diffusion, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.74	55.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.634	α = 90
b = 122.781	β = 90
c = 44.764	γ = 90

Symmetry
Space Group	P 21 21 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	CCD	ADSC QUANTUM 315r		2010-11-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.997	ESRF	ID23-1

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	2.3	50	99.6	0.109	17.6	5.9		18809

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	2.3	2.34	96.7		0.328		4.9	880

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	2.3	50	18768	970	98.77	0.1957	0.1937	0.2352	RANDOM	34.0253

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]
-1.68			-1.98		3.65

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.745
r_dihedral_angle_3_deg	17.113
r_dihedral_angle_4_deg	16.884
r_dihedral_angle_1_deg	6.29
r_scangle_it	4.722
r_scbond_it	3.083
r_angle_refined_deg	1.808
r_mcangle_it	1.788
r_angle_other_deg	1.243
r_mcbond_it	0.988
r_chiral_restr	0.126
r_bond_refined_d	0.023
r_gen_planes_other	0.016
r_gen_planes_refined	0.01
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2359
Nucleic Acid Atoms
Solvent Atoms	83
Heterogen Atoms	41

Software

Software
Software Name	Purpose
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction