3OIG

Crystal Structure of Enoyl-ACP Reductases I (FabI) from B. subtilis (complex with NAD and INH)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3OIF	PDB ENTRY 3OIF

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	277	0.2M di-ammonium tartrate, 22% (w/v) PEG 3350, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 69.126	α = 90
b = 80.004	β = 90
c = 88.077	γ = 90

Symmetry
Space Group	I 2 2 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	Bruker Proteum 300	mirrors	2005-11-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PAL/PLS BEAMLINE 6B	1.12174	PAL/PLS	6B

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	1.25	50	99.8	0.099	19.8	3.1		67984	1	1

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)
	1.25	1.29			0.47	1.93	2.8

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 3OIF	1.25	33.69	64281	3438	99.46	0.16749	0.16656	0.1848	RANDOM	11.324

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]
-0.01			-0.1		0.1

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.527
r_dihedral_angle_4_deg	15.542
r_dihedral_angle_3_deg	12.63
r_dihedral_angle_1_deg	6.472
r_scangle_it	5.445
r_scbond_it	3.438
r_angle_refined_deg	2.461
r_mcangle_it	2.249
r_mcbond_it	1.333
r_chiral_restr	0.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.527
r_dihedral_angle_4_deg	15.542
r_dihedral_angle_3_deg	12.63
r_dihedral_angle_1_deg	6.472
r_scangle_it	5.445
r_scbond_it	3.438
r_angle_refined_deg	2.461
r_mcangle_it	2.249
r_mcbond_it	1.333
r_chiral_restr	0.17
r_bond_refined_d	0.033
r_gen_planes_refined	0.016

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1972
Nucleic Acid Atoms
Solvent Atoms	265
Heterogen Atoms	73

Software

Software
Software Name	Purpose
PROTEUM PLUS	data collection
CNS	refinement
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
CNS	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.