2REO

Crystal structure of human sulfotransferase 1C3 (Sult1C3) in complex with PAP

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2H8K	PDB entry 2H8K

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	0.2M Diammonium tartrate, 0.1M MES, 18% PEG 2000, 5% Ethylene glycol, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.55	51.84

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.23	α = 90
b = 93.23	β = 90
c = 146.43	γ = 120

Symmetry
Space Group	P 61 2 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 315	Mirrors	2007-09-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X25	0.97900	NSLS	X25

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	2.65	40	99.8	0.061	11.1	18.9		11518

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	2.65	2.74	98.7		0.978		14.1	1102

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	PDB entry 2H8K	2.651	30	11447	11447	548	99.686	0.228	0.228	0.226	0.279	RANDOM	47.116

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]
-1.251	-0.626		-1.251		1.877

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.854
r_dihedral_angle_4_deg	16.04
r_dihedral_angle_3_deg	15.092
r_dihedral_angle_1_deg	5.932
r_mcangle_it	2.665
r_scangle_it	2.395
r_mcbond_it	1.82
r_scbond_it	1.775
r_angle_refined_deg	1.352
r_angle_other_deg	0.846
r_mcbond_other	0.401
r_symmetry_vdw_other	0.268
r_symmetry_vdw_refined	0.261
r_nbd_refined	0.223
r_nbtor_refined	0.192
r_nbd_other	0.182
r_xyhbond_nbd_refined	0.14
r_symmetry_hbond_refined	0.131
r_nbtor_other	0.085
r_chiral_restr	0.069
r_bond_refined_d	0.015
r_bond_other_d	0.002
r_gen_planes_refined	0.002
r_gen_planes_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1786
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	27

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
HKL-2000	data reduction
HKL-2000	data scaling