4B4V

Crystal structure of Acinetobacter baumannii N5, N10- methylenetetrahydrofolate dehydrogenase-cyclohydrolase (FolD) complexed with NADP cofactor and inhibitor LY354899

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1B0A	PDB ENTRY 1B0A

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				0.1 M BIS-TRIS PH 5.5, 20 % PEG 3350, 0.2 M MGCL2 AND 2 % DIOXANE

Crystal Properties
Matthews coefficient	Solvent content
2.44	49.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.178	α = 90
b = 80.52	β = 106.97
c = 68.523	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	100	IMAGE PLATE	RIGAKU IMAGE PLATE		2011-06-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007

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	20.67	95.2	0.04	12.9	2.4		36783		2	15.9

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	2.11	88.4		0.12	6.3	2.2

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 1B0A	2	20.67	34926	1834	94.61	0.16997	0.16796	0.2081	RANDOM	16.728

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		-0.26	0.95		-1.11

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.808
r_dihedral_angle_4_deg	11.802
r_dihedral_angle_3_deg	11.165
r_dihedral_angle_1_deg	5.084
r_angle_refined_deg	1.132
r_angle_other_deg	0.829
r_chiral_restr	0.056
r_bond_refined_d	0.005
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4152
Nucleic Acid Atoms
Solvent Atoms	654
Heterogen Atoms	143

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
PHASER	phasing