Experiment: 1W31

YEAST 5-AMINOLAEVULINIC ACID DEHYDRATASE 5-HYDROXYLAEVULINIC ACID COMPLEX

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8		ENZYME CONCENTRATION 1 MG/ML, PH 7.0 - 8.5, BUFFER 0.2 M TRIS-HCL, PRECIPITANT PEG 6000 (<10%), 70 MICROMOLAR ZINC SULPHATE, 6 MM BETA-MERCAPTOETHANOL, HANGING DROPS AS FOR PDB ENTRY 1AW5 WITH 10 MM 5-HYDROXYLAEVULINIC ACID IN DROP.

Crystal Properties
Matthews coefficient	Solvent content
2.91	57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 102.57	α = 90
b = 102.57	β = 90
c = 168.38	γ = 90

Symmetry
Space Group	I 4 2 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	ADSC CCD		2002-02-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29		ESRF	ID29

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	1.9	49	100	0.058	8	11.9		1067852

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	1.9	2	100		0.419	1.7	10

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	PDB ENTRY 1YLV	1.9	44.28	33934		100	0.1895	0.2493	0.2691	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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2637
Nucleic Acid Atoms
Solvent Atoms	269
Heterogen Atoms	9

Software

Software
Software Name	Purpose
RESTRAIN	refinement
MOSFLM	data reduction
SCALA	data scaling
CCP4	phasing