8YFZ

CRYSTAL STRUCTURE OF THE EST1 H274E MUTANT AT PH 4.2

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3WJ1

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	4.2	293	12% PEG 3000, 200MM NACL, 100MM PHOSPHATE-CITRATE, PH 4.2, VAPOR DIFFUSION, TEMPERATURE 293K

Crystal Properties
Matthews coefficient	Solvent content
2.2	42.4

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 58.522	α = 90
b = 71.672	β = 90
c = 136.84	γ = 90

Symmetry
Space Group	I 2 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	90	IMAGE PLATE	Bruker DIP-6040		2003-09-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL44XU	0.9	SPring-8	BL44XU

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	1.5	18.6	99.5	0.072	10.9	3.9		46125			18.95

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	1.5	1.58	98.4		0.292	2.6	2.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.5	18.34	43785	2337	99.4	0.167	0.166	0.184	RANDOM	18.55

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]
0.01					-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.357
r_dihedral_angle_4_deg	15.239
r_dihedral_angle_3_deg	12.63
r_dihedral_angle_1_deg	5.578
r_scangle_it	2.849
r_scbond_it	2.054
r_angle_refined_deg	1.355
r_mcangle_it	1.19
r_mcbond_it	1.007
r_angle_other_deg	0.788
r_symmetry_vdw_other	0.243
r_nbd_refined	0.219
r_symmetry_hbond_refined	0.215
r_nbd_other	0.19
r_nbtor_refined	0.185
r_mcbond_other	0.175
r_xyhbond_nbd_refined	0.136
r_symmetry_vdw_refined	0.135
r_nbtor_other	0.084
r_chiral_restr	0.083
r_bond_refined_d	0.01
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2339
Nucleic Acid Atoms
Solvent Atoms	211
Heterogen Atoms	20

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement