2ICH

CRYSTAL STRUCTURE OF A PUTATIVE ATTH (NE1406) FROM NITROSOMONAS EUROPAEA AT 2.00 A RESOLUTION

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP, NANODROP	9	293	1.4M ammonium sulfate, 0.1M CHES, pH 9.0, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.35	47.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.275	α = 90
b = 95.573	β = 90
c = 121.745	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	MARMOSAIC 300 mm CCD	Adjustable focusing mirrors in K-B geometry	2006-08-11	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-D	0.97939,0.94926,0.97925	APS	23-ID-D

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	2	29.161	98.4	0.117	0.117	5.3	3.6		49800

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	2	2.05	95.9		0.599	0.599	1.3	3.5	3542

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	MAD	THROUGHOUT	2	29.161	49646	2528	97.97	0.184	0.182	0.232	RANDOM	25.666

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]
0.98			-0.87		-0.11

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.461
r_dihedral_angle_4_deg	15.374
r_dihedral_angle_3_deg	13.549
r_dihedral_angle_1_deg	7.704
r_scangle_it	7.089
r_scbond_it	5.563
r_mcangle_it	3.228
r_mcbond_it	2.283
r_angle_refined_deg	1.647
r_angle_other_deg	0.846
r_mcbond_other	0.754
r_symmetry_vdw_other	0.221
r_nbd_other	0.203
r_nbtor_refined	0.185
r_nbd_refined	0.184
r_xyhbond_nbd_refined	0.155
r_symmetry_vdw_refined	0.117
r_chiral_restr	0.104
r_nbtor_other	0.088
r_symmetry_hbond_refined	0.085
r_bond_refined_d	0.018
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5086
Nucleic Acid Atoms
Solvent Atoms	394
Heterogen Atoms	49

Software

Software
Software Name	Purpose
MolProbity	model building
REFMAC	refinement
SCALA	data scaling
PDB_EXTRACT	data extraction
MOSFLM	data reduction
CCP4	data scaling
SOLVE	phasing
RESOLVE	phasing