4B9A | pdb_00004b9a

Structure of a putative epoxide hydrolase from Pseudomonas aeruginosa.

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1Y37	PDB ENTRY 1Y37

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5		0.1 M LISO4, 1.25 M (NH4)2SO4, 0.1M TRIS HCL, PH 8.5

Crystal Properties
Matthews coefficient	Solvent content
3.67	66.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 83.91	α = 90
b = 83.91	β = 90
c = 140.73	γ = 90

Symmetry
Space Group	P 41 21 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	ADSC QUANTUM 315r		2010-06-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1		ESRF	ID23-1

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	1.45	72.08	100	0.1	14	7.6		89489		2

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	1.45	1.53	99.8		0.8	2.3	6.7

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 (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1Y37	1.45	27.45	84909	4482	99.95	0.11199	0.11059	0.1314	0.13771	0.1542	RANDOM	15.725

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			0.08		-0.16

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	51.279
r_dihedral_angle_2_deg	31.153
r_dihedral_angle_4_deg	16.047
r_mcangle_it	15.587
r_sphericity_bonded	13.645
r_mcbond_it	12.386
r_mcbond_other	11.727
r_dihedral_angle_3_deg	10.784
r_dihedral_angle_1_deg	5.324
r_rigid_bond_restr	3.841
r_angle_refined_deg	1.758
r_angle_other_deg	0.885
r_xyhbond_nbd_other	0.397
r_symmetry_vdw_refined	0.374
r_nbd_refined	0.29
r_symmetry_vdw_other	0.258
r_nbd_other	0.218
r_xyhbond_nbd_refined	0.204
r_nbtor_refined	0.189
r_symmetry_hbond_refined	0.127
r_chiral_restr	0.115
r_nbtor_other	0.107
r_bond_refined_d	0.015
r_gen_planes_refined	0.011
r_gen_planes_other	0.002
r_bond_other_d	0.001
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_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2353
Nucleic Acid Atoms
Solvent Atoms	436
Heterogen Atoms	84

Software

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