Experiment: 4XLW

Complex of Notch1 (EGF11-13) bound to Delta-like 4 (N-EGF2)

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.4	295	PEG 3350, MgSO4, Tris-HCl p, D-(+)-Galactose

Crystal Properties
Matthews coefficient	Solvent content
2.95	58.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.56	α = 90
b = 95.57	β = 96.21
c = 122.9	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	CCD	ADSC QUANTUM 315		2014-04-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	0.999956	ALS	8.2.2

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	3.39	84.064	99.3	0.217	6.12	3.7		27009		-3	87.04

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	3.39	3.6	96.6		1.22	1.19

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	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	FREE R-VALUE	3.39	84.06	1.35	26865	1330	98.8	0.26	0.257	0.2621	0.31	0.3132	Random selection	141.3

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.224
f_angle_d	0.719
f_chiral_restr	0.031
f_bond_d	0.012
f_plane_restr	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11507
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	266

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
PHASER	phasing
PDB_EXTRACT	data extraction
XSCALE	data scaling