Experiment: 1EYL

STRUCTURE OF A RECOMBINANT WINGED BEAN CHYMOTRYPSIN INHIBITOR

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	5.4	277	ammonium sulfate, sodium acetate, pH 5.4, VAPOR DIFFUSION, temperature 277.0K

Crystal Properties
Matthews coefficient	Solvent content
2.68	54.18

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.76	α = 90
b = 60.76	β = 90
c = 208.44	γ = 120

Symmetry
Space Group	P 61 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	MARRESEARCH		1998-07-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4		ESRF	ID14-4

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	25	99.7	0.056	6.7	6.6	124633	18807	1.5	1.5	26.8

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	99.5		0.202		6	2649

Refinement

Statistics
Diffraction ID	Structure Solution 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		1.9	10	18725	18701	1876	99.4	0.233	0.233	0.195	0.1912	0.246	0.2393	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
o_angle_deg	0.023
o_bond_d	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1400
Nucleic Acid Atoms
Solvent Atoms	190
Heterogen Atoms	25

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
CNS	refinement
REFMAC	refinement
CCP4	data scaling
CNS	phasing