3HNH

Crystal Structure of PqqC Active Site Mutant Y175S,R179S in complex with a reaction intermediate

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	0.2M Sodium chloride, 0.1M Tris pH 8.5, 25% w/v Polyethylene glycol 3350, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.792	α = 90
b = 115.347	β = 90
c = 67.062	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	ADSC QUANTUM 210		2008-05-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.934	ESRF	ID14-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	49.629	97.7	0.074	0.066	13.7	4.5		26201

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.8	1.9	95.4		0.688	0.585	1.8	3.6	3686

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 1OTV	1.8	49.629	26199	1315	97.32	0.19	0.189	0.22	RANDOM	44.854

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]
0.44			-0.79		0.35

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.786
r_dihedral_angle_3_deg	15.531
r_dihedral_angle_4_deg	13.573
r_dihedral_angle_1_deg	4.915
r_scangle_it	3.553
r_scbond_it	2.43
r_angle_refined_deg	1.573
r_mcangle_it	1.561
r_mcbond_it	1.125
r_nbtor_refined	0.309

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.786
r_dihedral_angle_3_deg	15.531
r_dihedral_angle_4_deg	13.573
r_dihedral_angle_1_deg	4.915
r_scangle_it	3.553
r_scbond_it	2.43
r_angle_refined_deg	1.573
r_mcangle_it	1.561
r_mcbond_it	1.125
r_nbtor_refined	0.309
r_nbd_refined	0.219
r_symmetry_vdw_refined	0.185
r_xyhbond_nbd_refined	0.162
r_symmetry_hbond_refined	0.151
r_chiral_restr	0.121
r_bond_refined_d	0.019
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1927
Nucleic Acid Atoms
Solvent Atoms	87
Heterogen Atoms	24

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

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 R01GM133198.