Experiment: 6TTB

Crystal structure of NAD-dependent formate dehydrogenase from Staphylococcus aureus in complex with NAD

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3N7U

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	0.1M Sodium HEPES pH7.5, 1.4M sodium citrate tribasic dihydrate, 10% trehalose, 7mM NAD, 10 mM azide.

Crystal Properties
Matthews coefficient	Solvent content
2.13	42.16

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 69.29	α = 90
b = 87.36	β = 90
c = 117.63	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	PIXEL	DECTRIS PILATUS 2M		2015-12-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	0.96770	ESRF	ID29

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	2.7	87.36	98.9	0.215	0.249	0.122	0.965	5.9	4		19994

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.7	2.83	99.4		0.736	0.856	0.427	0.466		3.9

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3N7U	2.7	59.7	18930	1021	98.54	0.1862	0.1822	0.1829	0.2572	0.2575	RANDOM	27.19

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]
2.1			21.39		-23.5

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.888
r_dihedral_angle_3_deg	23.473
r_dihedral_angle_4_deg	21.973
r_dihedral_angle_1_deg	9.811
r_angle_refined_deg	1.823
r_chiral_restr	0.143
r_bond_refined_d	0.017
r_gen_planes_refined	0.016

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5040
Nucleic Acid Atoms
Solvent Atoms	12
Heterogen Atoms	44

Software

Software
Software Name	Purpose
HKL-2000	data reduction
Aimless	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction