Experiment: 2ILM

Factor Inhibiting HIF-1 Alpha D201A Mutant in Complex with FE(II), Alpha-Ketoglutarate and HIF-1 Alpha 35mer

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1H2N

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5		1.6M AMMONIUM SULPHATE, 6% PEG400, 0.1M HEPES PH7.5 ARGON ATMOSPHERE, 14MG/ML PROTEIN WITH 1MM FE(II)SO4, 1MM ALPHA-KETOGLUTARATE, 1MM HIF-1ALPHA PEPTIDE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298.0K, pH 7.50

Crystal Properties
Matthews coefficient	Solvent content
3.08	63

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 86.531	α = 90
b = 86.531	β = 90
c = 147.64	γ = 90

Symmetry
Space Group	P 41 21 2

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	MARMOSAIC 225 mm CCD	BENT + TOROIDAL	2004-11-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14	0.95372	ESRF	BM14

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.3	43.27	99.8	0.067	0.029	21.2	11.4		25664			32.3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.3	2.35	97.1		0.4654	0.3925	2.18	11

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	ISOMORPHOUS WITH 1H2N	THROUGHOUT	1H2N	2.3	43.27	24359	2410	94.8	0.209	0.209	0.2099	0.267	0.2656	RANDOM	59.2

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]
-3.71			-3.71		7.43

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	24.2
c_angle_deg	1.4
c_improper_angle_d	0.96
c_bond_d	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2692
Nucleic Acid Atoms
Solvent Atoms	175
Heterogen Atoms	43

Software

Software
Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing