Experiment: 3IPA

Structure of ATU2422-GABA receptor in complex with alanine

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3IP5	PDB entries 3IP5,3IP6,3IP7,3IP9
experimental model	PDB	3IP6	PDB entries 3IP5,3IP6,3IP7,3IP9
experimental model	PDB	3IP7	PDB entries 3IP5,3IP6,3IP7,3IP9
experimental model	PDB	3IP9	PDB entries 3IP5,3IP6,3IP7,3IP9

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	293	0.1 M Tris-HCl, 6.5% glycerol, 2.5 M ammonium sulfate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.12	42.12

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 118.99	α = 90
b = 42.99	β = 109.63
c = 66.18	γ = 90

Symmetry
Space Group	C 1 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	ADSC QUANTUM 315r	kirkpatrick baez	2008-12-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SOLEIL BEAMLINE PROXIMA 1	0.9	SOLEIL	PROXIMA 1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.55	30	99.5	0.109	9.4	3.3	45887	45887	2	1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.55	1.64	99		0.66		3.3	7312

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	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	MOLECULAR REPLACEMENT	PDB entries 3IP5,3IP6,3IP7,3IP9	1.55	19.875	1.99	45887	45849	2292	99.61	0.1721	0.1705	0.1681	0.2024	0.1989	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	16.398
f_angle_d	0.888
f_chiral_restr	0.058
f_bond_d	0.004
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2574
Nucleic Acid Atoms
Solvent Atoms	345
Heterogen Atoms	16

Software

Software
Software Name	Purpose
JDirector	data collection
PHASER	phasing
PHENIX	refinement
XDS	data reduction
XDS	data scaling