2O9U

Monellin (MNEI) at 1.15 resolution

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1N98

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6	291	0.2M Ammonium sulfate, 30% PEG4000, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
1.99	38.06

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 27.103	α = 90
b = 66.316	β = 111.6
c = 27.154	γ = 90

Symmetry
Space Group	P 1 21 1

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 QUANTUM 4		2004-10-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2	0.933	ESRF	ID14-2

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	1.15	22.44	88.3	0.043		3.8		27957			9.4

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)
	1.15	1.21	54.2		0.298	4.5	3.5	2513

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1N98	1.15	22.44	27957	1392	88.29	0.201	0.133	0.131	0.165	RANDOM	12.723

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]
0.08		0.1	0.01		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.452
r_dihedral_angle_4_deg	18.212
r_dihedral_angle_3_deg	17.681
r_dihedral_angle_1_deg	15.276
r_sphericity_free	15.026
r_scangle_it	7.308
r_sphericity_bonded	6.518
r_scbond_it	6.087
r_mcangle_it	4.361
r_mcbond_it	3.543
r_rigid_bond_restr	2.922
r_angle_refined_deg	2.102
r_mcbond_other	1.418
r_angle_other_deg	1.238
r_nbd_refined	0.665
r_chiral_restr	0.458
r_xyhbond_nbd_refined	0.451
r_symmetry_vdw_refined	0.432
r_xyhbond_nbd_other	0.411
r_symmetry_vdw_other	0.398
r_nbd_other	0.348
r_nbtor_refined	0.276
r_symmetry_hbond_refined	0.252
r_nbtor_other	0.107
r_bond_refined_d	0.027
r_gen_planes_refined	0.017
r_gen_planes_other	0.004
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1054
Nucleic Acid Atoms
Solvent Atoms	143
Heterogen Atoms	20

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
MOSFLM	data reduction
CCP4	data scaling
MOLREP	phasing