2FRS

Crystal structure of the f15w mutant of apo-cellular retinoic acid binding protein type ii at 1.51 angstroms resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	298	30% (w/v) PEG 4000, 0.2 M Bis-Tris-Propane pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.24	45.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 34.582	α = 102
b = 37.03	β = 106.12
c = 58.693	γ = 93

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	77	CCD	MARRESEARCH		2003-03-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	1.000	APS	19-BM

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	1.51	50	92.8	0.032	14.38		42559	39496			16.7

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)
	1.51	1.56	75	75	0.261	1.69

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	THROUGHOUT	1.51	33.9	35549	35549	3946	92.7	0.18	0.18	0.174	0.24	RANDOM	18.305

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]
-0.53	-0.11	0.2	-1.14	-0.11	1.73

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.691
r_dihedral_angle_4_deg	16.907
r_dihedral_angle_3_deg	15.513
r_dihedral_angle_1_deg	6.692
r_sphericity_free	5.639
r_scangle_it	4.557
r_scbond_it	3.071
r_sphericity_bonded	2.934
r_mcangle_it	2.287
r_rigid_bond_restr	1.715
r_angle_refined_deg	1.593
r_mcbond_it	1.43
r_angle_other_deg	0.862
r_mcbond_other	0.56
r_metal_ion_refined	0.264
r_symmetry_vdw_refined	0.252
r_symmetry_vdw_other	0.235
r_nbd_refined	0.231
r_nbd_other	0.204
r_xyhbond_nbd_refined	0.203
r_xyhbond_nbd_other	0.198
r_symmetry_hbond_refined	0.182
r_nbtor_refined	0.177
r_chiral_restr	0.102
r_nbtor_other	0.087
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2047
Nucleic Acid Atoms
Solvent Atoms	468
Heterogen Atoms	4

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction