1PYU

Processed Aspartate Decarboxylase Mutant with Ser25 mutated to Cys

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4	290	0.1M citric acid, 1.6M ammonium sulphate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.5	50.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.787	α = 90
b = 70.787	β = 90
c = 217.121	γ = 120

Symmetry
Space Group	P 61 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	100	IMAGE PLATE	RIGAKU RAXIS IV	Osmic Confocal MaxFlux optic system	2003-03-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH3R	1.5418

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	30	98.7	0.082	28.3	12.6	26051	25322	2	2	31.7

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	1.9	1.92	88.3		0.323	3.011		767

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1aw8	1.9	30	2	26051	24733	1325	98.62	0.17379	0.17256	0.19614	RANDOM	19.04

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]
0.54	0.27		0.54		-0.81

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.168
r_scangle_it	3.029
r_scbond_it	1.921
r_angle_refined_deg	1.417
r_angle_other_deg	1.153
r_mcangle_it	1.148
r_mcbond_it	0.636
r_symmetry_vdw_other	0.341
r_symmetry_hbond_refined	0.272
r_xyhbond_nbd_refined	0.27
r_nbd_other	0.253
r_nbd_refined	0.227
r_symmetry_vdw_refined	0.199
r_chiral_restr	0.115
r_nbtor_other	0.087
r_bond_refined_d	0.013
r_gen_planes_refined	0.006
r_bond_other_d	0.003
r_gen_planes_other	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1777
Nucleic Acid Atoms
Solvent Atoms	180
Heterogen Atoms	10

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing