Experiment: 1M4R

CRYSTAL STRUCTURE OF RECOMBINANT HUMAN INTERLEUKIN-22

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	300	0.9 sodium tartrate, TRITON X-100 detergent, 0.1 M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 300K

Crystal Properties
Matthews coefficient	Solvent content
2.02	39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.43	α = 90
b = 61.61	β = 90
c = 73.47	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MARRESEARCH		2001-01-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	LNLS BEAMLINE D03B-MX1	1.54	LNLS	D03B-MX1

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	21.72	92	0.082	14.5		18125	16349			16.1

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)
	2	2.05	82.3		0.35	3.8

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	SIRAS	THROUGHOUT	2	21.72	15683	15683	791	89.3	0.19	0.19	0.188	0.1947	0.22	0.2264	RANDOM	25.1

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]
4.58			-1.25		-3.33

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	19.1
c_scangle_it	3.31
c_scbond_it	2.16
c_mcangle_it	2.1
c_mcbond_it	1.36
c_angle_deg	1.1
c_improper_angle_d	0.77
c_bond_d	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2330
Nucleic Acid Atoms
Solvent Atoms	189
Heterogen Atoms

Software

Software
Software Name	Purpose
MAR345	data collection
SCALEPACK	data scaling
SHARP	phasing
CNS	refinement