3GQQ | pdb_00003gqq

Crystal structure of the human retinal protein 4 (unc-119 homolog A). Northeast Structural Genomics Consortium target HR3066a

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH UNDER OIL	5	277	40% PEG 4000, 0.1M K acetate, 0.1M Na acetate, pH 5.0, MICROBATCH UNDER OIL, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.888	α = 90
b = 79.56	β = 90
c = 189.717	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	ADSC QUANTUM 4		2009-02-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A	0.97934	NSLS	X4A

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	1.945	50	99.6	0.088	26.4	7	166290	166290

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)
	1.945	2.02	100		0.537	2.87	4.8	16637

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.945	40.51	165606	8332	99.01	0.1924	0.1912	0.1882	0.2138	0.2095	random

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	19.408
f_angle_deg	1.262
f_bond_d	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8457
Nucleic Acid Atoms
Solvent Atoms	803
Heterogen Atoms	30

Software

Software
Software Name	Purpose
HKL-2000	data collection
SHELX	model building
RESOLVE	model building
PHENIX	refinement
DENZO	data reduction
SCALEPACK	data scaling
SHELX	phasing
RESOLVE	phasing