3ML0

Thermostable Penicillin G acylase from Alcaligenes faecalis in tetragonal form

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	303	15% PEG 8000, 0.1M Tris-Hcl pH7.5, 100uL b-octyl-glucopyranoside (0.50% w/v), vapor diffusion, hanging drop, temperature 303K

Crystal Properties
Matthews coefficient	Solvent content
3.22	61.74

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 85.558	α = 90
b = 85.558	β = 90
c = 298.804	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	295	IMAGE PLATE	RIGAKU RAXIS IV++	Mirrors	2006-04-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.514

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	3.5	82.2	90.8	0.099	7.42	2.25		14860	1		29.99

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	3.499	3.59	89.67		0.239	3.08	2.01	13376

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	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	1GK9	3.5	20	1	14860	13376	680	90.03	0.313	0.269	0.269	0.283	RANDOM	47.781

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]
3.93			3.93		-7.86

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.804
r_dihedral_angle_3_deg	15.267
r_dihedral_angle_4_deg	9.4
r_dihedral_angle_1_deg	3.086
r_angle_refined_deg	0.724
r_mcangle_it	0.134
r_scangle_it	0.084
r_mcbond_it	0.075
r_chiral_restr	0.047
r_scbond_it	0.047
r_bond_refined_d	0.005
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5995
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	1

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
CrystalClear	data collection
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing