1GPQ

Structure of ivy complexed with its target, HEWL

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		9		15% PEG 4000, 5% GLYCEROL, CHES BUFFER 0.1M PH 9.0, PROTEIN CONCENTRATION: 5MG.ML-1

Crystal Properties
Matthews coefficient	Solvent content
1.98	38

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.49	α = 90
b = 59.56	β = 95.39
c = 69.2	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				2000-08-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM30A		ESRF	BM30A

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	1.6	25	99	0.044	6.7	3.4		58982			18.1

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	1.6	1.65	99		0.131	4.1	3.3

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 1HEL	1.6	20	58780	5962	99	0.181	0.181	0.212	RANDOM	19.4

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]
-1.66		-1.93	2.36		-0.69

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	24
c_scangle_it	3.04
c_mcangle_it	2.11
c_scbond_it	2.05
c_angle_deg	1.6
c_mcbond_it	1.34
c_improper_angle_d	0.97
c_bond_d	0.009
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3923
Nucleic Acid Atoms
Solvent Atoms	635
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALA	data scaling
SOLVE	phasing
AMoRE	phasing
CNS	refinement