2PNF | pdb_00002pnf

Structure of Aquifex Aeolicus FabG 3-oxoacyl-(acyl-carrier protein) reductase

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1Q7B	truncated PDB entry 1Q7B

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	293	36%(v/v) PEG 400, 0.12 M ammonium chloride, 0.1 M MES, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.3	46.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 105.6	α = 90
b = 63.6	β = 90
c = 73.6	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 315		2006-07-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-1	0.9795	SSRL	BL9-1

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	1.8	40	98.3	0.056	14.1	5	46848	46052		-3	19.5

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	1.8	1.86	89.6		0.306	5	3.4	4137

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (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	THROUGHOUT	truncated PDB entry 1Q7B	1.8	36.8	46678	43737	2172	93.7	0.176	0.1759	0.214	0.2145	RANDOM	30.6

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]
-8.26			12.3		-4.03

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23
c_improper_angle_d	1.75
c_angle_deg	1.7
c_bond_d	0.014

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3776
Nucleic Acid Atoms
Solvent Atoms	297
Heterogen Atoms	76

Software

Software
Software Name	Purpose
CNS	refinement
Blu-Ice	data collection
HKL-2000	data reduction
HKL-2000	data scaling
CaspR	phasing