3HEA

The L29P/L124I mutation of Pseudomonas fluorescens esterase

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1VA4	PDB ENTRY 1VA4

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	295	1.7 M ammonium phosphate, 0.1 M Na,K phosphate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 145.586	α = 90
b = 145.586	β = 90
c = 128.2	γ = 120

Symmetry
Space Group	P 32

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 315	double crystal monochrometer	2005-03-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A	1.1	NSLS	X29A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	48.1	96.5	0.056	10.5	2.62	231042	231042			23.2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.9	1.97	93.5		0.313	3	2.54	22477

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1VA4	1.9	48.1	219350	11625	96.42	0.19113	0.19001	0.2124	RANDOM	23.529

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]
-1.03	-0.51		-1.03		1.54

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.889
r_dihedral_angle_4_deg	16.819
r_dihedral_angle_3_deg	11.884
r_dihedral_angle_1_deg	4.684
r_scangle_it	1.881
r_scbond_it	1.084
r_angle_refined_deg	0.93
r_mcangle_it	0.7
r_mcbond_it	0.361
r_chiral_restr	0.071
r_bond_refined_d	0.006
r_gen_planes_refined	0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	12888
Nucleic Acid Atoms
Solvent Atoms	1057
Heterogen Atoms	250

Software

Software
Software Name	Purpose
CBASS	data collection
O	model building
REFMAC	refinement
d*TREK	data reduction
d*TREK	data scaling