Experiment: 3B97

Crystal Structure of human Enolase 1

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	291	100mM Tris-HCl, 20-24% (w/v) PEG 3350, 200mM ammonium sulfate, 1mM DTT, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
3.21	61.74

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 192.796	α = 90
b = 192.796	β = 90
c = 65.17	γ = 90

Symmetry
Space Group	P 42

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 210	mirrors	2006-09-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PAL/PLS BEAMLINE 4A	1.0	PAL/PLS	4A

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	2.2	50	97.8	0.087	0.087			120965	118254

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	THROUGHOUT	2.2	50	120965	118254	5969	97.8	0.187	0.187	0.184	0.1841	0.217	0.2174	random

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
c_dihedral_angle_d	22.2
c_angle_deg	1.46
c_improper_angle_d	0.92
c_bond_d	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	13193
Nucleic Acid Atoms
Solvent Atoms	594
Heterogen Atoms	28

Software

Software
Software Name	Purpose
HKL-2000	data collection
PHASER	phasing
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling