Experiment: 3P3D

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1WWH	Poly-Ala of 1WWH

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.4	294	100mM sodium acetate, 20% PEG 1500, pH 5.4, VAPOR DIFFUSION, SITTING DROP, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.507	α = 90
b = 62.507	β = 90
c = 55.117	γ = 120

Symmetry
Space Group	P 3 2 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	CCD	RAYONIX MX225HE		2010-06-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.97929	APS	31-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.35	38.62	99.8	0.085	21.1	21		5437			59

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.35	2.48	100		0.406	6.5	21.9	782

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	Poly-Ala of 1WWH	2.35	20.46	5403	742	99.76	0.2447	0.2379	0.2876	RANDOM	45.3917

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]
-0.18	-0.09		-0.18		0.27

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.909
r_dihedral_angle_4_deg	20.663
r_dihedral_angle_3_deg	14.846
r_dihedral_angle_1_deg	7.111
r_scangle_it	3.141
r_scbond_it	1.849
r_angle_refined_deg	1.42
r_mcangle_it	1.382
r_angle_other_deg	0.874
r_mcbond_it	0.711

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.909
r_dihedral_angle_4_deg	20.663
r_dihedral_angle_3_deg	14.846
r_dihedral_angle_1_deg	7.111
r_scangle_it	3.141
r_scbond_it	1.849
r_angle_refined_deg	1.42
r_mcangle_it	1.382
r_angle_other_deg	0.874
r_mcbond_it	0.711
r_mcbond_other	0.126
r_chiral_restr	0.074
r_bond_refined_d	0.013
r_gen_planes_refined	0.011
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	668
Nucleic Acid Atoms
Solvent Atoms	20
Heterogen Atoms

Software

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

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 R01GM157729.