Experiment: 1SO0

Crystal structure of human galactose mutarotase complexed with galactose

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1SNZ	PDB entry 1snz

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	batch	6	275	PEG 8000, sodium chloride, lithium chloride, galactose, MES, pH 6.0, batch, temperature 275K

Crystal Properties
Matthews coefficient	Solvent content
2.47	50.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 61	α = 107.7
b = 68.7	β = 98.4
c = 98.9	γ = 102.7

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	275	AREA DETECTOR	SIEMENS HI-STAR	super long mirrors	2004-02-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	30	94.7	0.07	10.8	2.1	61156	61156

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.3	2.4	77.5		0.264	2.8	1.4	5979

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1snz	2.3	30	61156	61156	6116	94.7	0.169	0.169	0.167	0.198	0.1414	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
t_angle_deg	2.4
t_bond_d	0.013

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10746
Nucleic Acid Atoms
Solvent Atoms	406
Heterogen Atoms	48

Software

Software
Software Name	Purpose
FRAMBO	data collection
SAINT	data reduction
AMoRE	phasing
TNT	refinement
SAINT	data scaling