4KQN | pdb_00004kqn

2.8 Angstrom Resolution Crystal Structure of D-Hydantoinase from Bacillus sp. AR9 in C2221 Space Group

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	298	100mM Imidazole, 225mM CsCl, 15% PEG3350 , pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.38	48.24

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 90.877	α = 90
b = 185.239	β = 90
c = 113.447	γ = 90

Symmetry
Space Group	C 2 2 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	298	IMAGE PLATE	MARRESEARCH	mirror	2006-02-14	M	SINGLE WAVELENGTH

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

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.8	25.41	88			22829	19930	2	1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	Number Reflections (All)	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	1yny	2.8	25.41	2	2	22829	19930	1079	87.64	0.20921	0.20606	0.21	0.26663	0.2701	RANDOM	43.458

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]
0.03					-0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.444
r_dihedral_angle_4_deg	21.75
r_dihedral_angle_3_deg	20.269
r_dihedral_angle_1_deg	7.634
r_angle_refined_deg	1.614
r_angle_other_deg	0.955
r_chiral_restr	0.085
r_bond_refined_d	0.013
r_gen_planes_refined	0.008
r_bond_other_d	0.004
r_gen_planes_other	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7051
Nucleic Acid Atoms
Solvent Atoms	13
Heterogen Atoms	4

Software

Software
Software Name	Purpose
HKL-2000	data collection
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling