2F95

M intermediate structure of sensory rhodopsin II/transducer complex in combination with the ground state structure

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.8	296	150 MM NACL, 25 MM NAKPI 5.1 0.8% B-OCTYLGLUCOSID , MONOVACCENIN (CUBIC PHASE) PRECIPITATED BY 1 M NA/KPI 5.8 ,in cubic lipidic phase, temperature 296K

Crystal Properties
Matthews coefficient	Solvent content
1.8	31.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 124.62	α = 90
b = 46.9	β = 90
c = 53.85	γ = 90

Symmetry
Space Group	P 21 21 2

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		2004-09-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.934	ESRF	ID14-1

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	2.2	22.01	97.9	0.085		3.9	16493	16147	2	1.8	25.2

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	2.2	2.26	99.4		0.414		3.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation 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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB Entry: 1H2S	2.2	22.01	2	16147	15688	767	94	0.219	0.217	0.217	0.241	RANDOM	27.9

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]
4.38			-0.25		-4.13

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	16.5
c_scangle_it	2.3
c_mcangle_it	1.81
c_scbond_it	1.73
c_mcbond_it	1.16
c_angle_deg	1.1
c_improper_angle_d	0.84
c_bond_d	0.007
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2020
Nucleic Acid Atoms
Solvent Atoms	33
Heterogen Atoms	40

Software

Software
Software Name	Purpose
CNS	refinement
MOSFLM	data reduction
CCP4	data scaling
CNS	phasing