4OT2

Crystal Structure of Equine Serum Albumin in complex with Naproxen

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.5	293	1.6 M Ammonium sulfate, 0.1 M acetate buffer pH 4.5, cocrystallization with Naproxen, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.74	55.18

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.77	α = 90
b = 93.77	β = 90
c = 142.41	γ = 120

Symmetry
Space Group	P 61

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	MARMOSAIC 225 mm CCD	Mirrors	2011-05-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1	0.91841	BESSY	14.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.42	50	98.8	0.069	0.079	17.57	3.94	27053	26724		-3	54.59

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.42	2.52	99.5		0.951	0.01094	2.05	3.95	3061

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	RIGID BODY REFINEMENT OF THE NATIVE STRUCTURE	THROUGHOUT	PDB ENTRY 4F5T	2.42	50	27053	25640	1084	98.78	0.182	0.182	0.17927	0.24737	RANDOM	59.105

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]
1.2	0.6		1.2		-3.91

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.676
r_dihedral_angle_4_deg	21.973
r_dihedral_angle_3_deg	17.365
r_long_range_B_refined	8.225
r_dihedral_angle_1_deg	5.844
r_mcangle_it	3.85
r_scbond_it	3.56
r_mcbond_it	2.524
r_angle_refined_deg	1.753
r_chiral_restr	0.108
r_bond_refined_d	0.014
r_gen_planes_refined	0.008
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
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_it
r_scangle_other
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	4584
Nucleic Acid Atoms
Solvent Atoms	110
Heterogen Atoms	78

Software

Software
Software Name	Purpose
HKL-2000	data collection
REFMAC	refinement
XDS	data reduction
XDS	data scaling
REFMAC	phasing