3L07

Methylenetetrahydrofolate dehydrogenase/methenyltetrahydrofolate cyclohydrolase, putative bifunctional protein folD from Francisella tularensis.

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	289	0.2 M ammonium acetate, 0.1 M HEPES buffre, 25% PEG-3350, 10 mM NADP, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.24	45.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.299	α = 90
b = 73.385	β = 90
c = 106.916	γ = 90

Symmetry
Space Group	P 21 21 21

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		2009-11-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9792	APS	19-ID

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	1.88	43.2	99.8	0.089	9.4	7.2	45729	45729			35

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	1.88	1.91	98.1		0.805	2.78	6.5	2217

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-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1A4I	1.88	43.2	45643	45643	2302	99.6	0.168	0.168	0.165	0.208	RANDOM	20.187

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]
1			-0.79		-0.21

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.179
r_dihedral_angle_4_deg	19.386
r_dihedral_angle_3_deg	15.282
r_dihedral_angle_1_deg	5.792
r_scangle_it	4.67
r_scbond_it	2.821
r_mcangle_it	1.733
r_angle_refined_deg	1.663
r_mcbond_it	1.01
r_angle_other_deg	0.982

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.179
r_dihedral_angle_4_deg	19.386
r_dihedral_angle_3_deg	15.282
r_dihedral_angle_1_deg	5.792
r_scangle_it	4.67
r_scbond_it	2.821
r_mcangle_it	1.733
r_angle_refined_deg	1.663
r_mcbond_it	1.01
r_angle_other_deg	0.982
r_mcbond_other	0.322
r_chiral_restr	0.105
r_bond_refined_d	0.02
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4284
Nucleic Acid Atoms
Solvent Atoms	437
Heterogen Atoms	35

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction
MOLREP	phasing
HKL-3000	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.