3F8A

Crystal Structure of the R132K:R111L:L121E:R59W Mutant of Cellular Retinoic Acid-Binding Protein Type II Complexed with C15-aldehyde (a retinal analog) at 1.95 Angstrom resolution.

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	277	0.1M bis-tris-propane, 30% PEG400, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
3.3	62.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 58.468	α = 90
b = 58.468	β = 90
c = 104.031	γ = 120

Symmetry
Space Group	P 31 2 1

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	1.95	50	94.9	0.056	45.8	6.7		14776		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	1.95	2.02	78.8		0.372	2.6	4.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB entry 2G7B	1.95	28.61	13996	741	94.97	0.20632	0.20427	0.24567	RANDOM	27.887

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]
0.83	0.42		0.83		-1.25

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.878
r_dihedral_angle_4_deg	19.974
r_dihedral_angle_3_deg	12.983
r_dihedral_angle_1_deg	5.792
r_mcangle_it	1.643
r_scangle_it	1.495
r_angle_refined_deg	1.398
r_mcbond_it	1.175
r_scbond_it	1.07
r_nbtor_refined	0.323
r_symmetry_vdw_refined	0.286
r_nbd_refined	0.276
r_xyhbond_nbd_refined	0.225
r_symmetry_hbond_refined	0.208
r_chiral_restr	0.101
r_bond_refined_d	0.012
r_gen_planes_refined	0.005
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
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1090
Nucleic Acid Atoms
Solvent Atoms	130
Heterogen Atoms	34

Software

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