2WQY

Remodelling of carboxin binding to the Q-site of avian respiratory complex II

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1YQ3	PDB ENTRY 1YQ3

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		277	50 G/L PEG-3350, 25 ML/L ISOPROPANOL, 15 ML/L PEG-400 0.05 M NA-HEPES, 0.01 M TRIS-HCL, 0.0005 M MNCL2, 0.0013 M MGCL2, 0.0015 M NA-AZIDE, 0.00025 M NA-EDTA, CARBOXIN, PH 7.50, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K

Crystal Properties
Matthews coefficient	Solvent content
3.29	62.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 118.7	α = 90
b = 200.753	β = 90.06
c = 67.631	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray						M	SINGLE WAVELENGTH

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 1YQ3	2.1	64.09	154202	8009	88.31	0.18585	0.18395	0.22283	RANDOM	30.499

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]
-0.73		-0.4	1.5		-0.77

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	16978
Nucleic Acid Atoms
Solvent Atoms	1996
Heterogen Atoms	516

Software

Software
Software Name	Purpose
REFMAC	refinement
AMoRE	phasing