Experiment: 3U7W

Crystal structure of NIH45-46 Fab

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5	293	12% polyethylene glycol 20,000, 0.1 M sodium acetate pH 5.0, 0.1 M sodium/potassium tartrate, 0.02 M ammonium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.73	67.05

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.38	α = 90
b = 87.39	β = 90
c = 166.4	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 6M		2011-04-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL12-2	0.9537	SSRL	BL12-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.6	38.8	99.5			22923	22795

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.6	2.6929	99.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	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	PDB ENTRY 3NGB	2.6	38.685	1.34	22923	22692	1136	99.04	0.187	0.1868	0.1841	0.1759	0.2381	0.2342	5%

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]
-0.3458			-1.8509		2.1967

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	14.029
f_angle_d	0.838
f_chiral_restr	0.057
f_bond_d	0.004
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3380
Nucleic Acid Atoms
Solvent Atoms	125
Heterogen Atoms	37

Software

Software
Software Name	Purpose
Web-Ice	data collection
PHASER	phasing
PHENIX	refinement
XDS	data reduction
XDS	data scaling