Experiment: 2V5L

Structures of the Open and Closed State of Trypanosomal Triosephosphate Isomerase: as Observed in a New Crystal Form: Implications for the Reaction Mechanism

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.8		18% PEG6000, 200 MM TRIS PH 8.8, 1MM EDTA, 1MM DTT AND 1MM NAN3

Crystal Properties
Matthews coefficient	Solvent content
2.7	54.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 94.6	α = 90
b = 48.2	β = 100.6
c = 130.7	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	290	AREA DETECTOR				M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ELLIOTT GX-21

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	2.4	15	81.8	0.05		1.95		20429		99

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	2.4	2.43	41.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	NONE	2.4	15	999	39764			0.158	0.158

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3766
Nucleic Acid Atoms
Solvent Atoms	81
Heterogen Atoms	10

Software

Software
Software Name	Purpose
TNT	refinement
XDS	data reduction
GRONINGEN	data scaling