3FA6

Crystal structure of the R132K:Y134F:R111L:L121D:T54V mutant of cellular retinoic acid-binding protein II complexed with C15-aldehyde (a retinal analog) at 1.54 angstrom resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.8	277	0.1M sodium acetate, 18% PEG6000, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.44	49.57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 37.261	α = 90
b = 89.634	β = 90
c = 90.621	γ = 90

Symmetry
Space Group	P 21 21 21

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 300 mm CCD		2007-08-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-D	0.97869	APS	21-ID-D

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	1.54	63.76	98.7	0.054	31.3	4.6		45260		1

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)
	1.54	1.6	96.7		0.366	2.5	3.4

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		THROUGHOUT	1.54	32.16	42922	2279	98.72	0.17388	0.17142	0.22055	RANDOM	25.613

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]
-0.43			0.13		0.3

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.934
r_dihedral_angle_4_deg	20.809
r_dihedral_angle_3_deg	12.49
r_dihedral_angle_1_deg	6.128
r_sphericity_free	5.583
r_sphericity_bonded	5.172
r_mcangle_it	3.063
r_scangle_it	2.962
r_rigid_bond_restr	2.829
r_mcbond_it	2.558
r_scbond_it	2.359
r_angle_refined_deg	1.623
r_nbtor_refined	0.324
r_nbd_refined	0.288
r_symmetry_hbond_refined	0.249
r_xyhbond_nbd_refined	0.229
r_symmetry_vdw_refined	0.193
r_chiral_restr	0.108
r_bond_refined_d	0.014
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2170
Nucleic Acid Atoms
Solvent Atoms	365
Heterogen Atoms	30

Software

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