3F9T

Crystal structure of L-tyrosine decarboxylase MfnA (EC 4.1.1.25) (NP_247014.1) from METHANOCOCCUS JANNASCHII at 2.11 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	277	40.0000% MPD, 0.1M HEPES pH 7.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.92	57.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 85.276	α = 90
b = 104.128	β = 90
c = 119.915	γ = 90

Symmetry
Space Group	P 21 21 21

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	MARMOSAIC 300 mm CCD	Adjustable focusing mirrors in K-B geometry	2008-10-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B		APS	23-ID-B

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.11	29.975	100	0.119	0.119	3.203	4.6		62121			32.594

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.11	2.16	100		0.772	0.772	1	4.6	4543

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	SAD	THROUGHOUT	2.11	29.975	62056	3141	99.93	0.16	0.158	0.192	RANDOM	35.536

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]
-0.55			0.32		0.23

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.837
r_dihedral_angle_4_deg	16.516
r_dihedral_angle_3_deg	11.985
r_scangle_it	6.466
r_scbond_it	5.08
r_dihedral_angle_1_deg	3.776
r_mcangle_it	2.585
r_mcbond_it	2.062
r_angle_refined_deg	1.579
r_angle_other_deg	0.989
r_mcbond_other	0.615
r_symmetry_vdw_other	0.29
r_nbd_refined	0.199
r_nbd_other	0.187
r_symmetry_vdw_refined	0.187
r_nbtor_refined	0.176
r_xyhbond_nbd_refined	0.156
r_symmetry_hbond_refined	0.137
r_chiral_restr	0.1
r_nbtor_other	0.085
r_bond_refined_d	0.016
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6252
Nucleic Acid Atoms
Solvent Atoms	402
Heterogen Atoms	56

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SOLVE	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MOSFLM	data reduction