Experiment: 2NSS

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.4	295	Ammonium sulfate, Tris-HCL, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
1.78	35.32

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 35.248	α = 90
b = 28.847	β = 105.63
c = 65.983	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 RAXIS IV	OSMIC MIRRORS	2006-05-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.54180

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	21.91	97.5	0.079	12.5	4.88		8578

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	2.07	93.6		0.314	4.2	4.6	839

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 1NPG	2	19.74	7789	847	97.3	0.189	0.181	0.266	RANDOM	26.2

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	-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.848
r_dihedral_angle_4_deg	20.822
r_dihedral_angle_3_deg	16.619
r_dihedral_angle_1_deg	5.955
r_scangle_it	3.837
r_scbond_it	2.919
r_angle_refined_deg	1.95
r_mcangle_it	1.678
r_mcbond_it	1.134
r_nbtor_refined	0.299

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.848
r_dihedral_angle_4_deg	20.822
r_dihedral_angle_3_deg	16.619
r_dihedral_angle_1_deg	5.955
r_scangle_it	3.837
r_scbond_it	2.919
r_angle_refined_deg	1.95
r_mcangle_it	1.678
r_mcbond_it	1.134
r_nbtor_refined	0.299
r_nbd_refined	0.231
r_symmetry_vdw_refined	0.222
r_xyhbond_nbd_refined	0.193
r_symmetry_hbond_refined	0.13
r_chiral_restr	0.127
r_bond_refined_d	0.024
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1194
Nucleic Acid Atoms
Solvent Atoms	90
Heterogen Atoms	93

Software

Software
Software Name	Purpose
d*TREK	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
CrystalClear	data collection
d*TREK	data reduction

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.