2PV4

CRYSTAL STRUCTURE OF AN UNCHARACTERIZED PROTEIN FROM DUF3069 FAMILY (SAMA_2622) FROM SHEWANELLA AMAZONENSIS SB2B AT 1.95 A RESOLUTION

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	9	277	NANODROP, 2.4M (NH4)2SO4, 0.1M Bicine pH 9.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.53	51.39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 35.957	α = 90
b = 47.283	β = 90
c = 98.695	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 325 mm CCD	Flat collimating mirror, toroid focusing mirror	2007-04-01	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2	0.91162, 0.97936, 0.97922	SSRL	BL9-2

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	1.95	29.062	99.9	0.069	0.069	6.7	3.9		12889			35.56

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	1.95	2	100		0.604	0.604	1.3	4	942

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.95	29.062	12845	627	99.9	0.208	0.208	0.205	0.25	RANDOM	33.368

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]
0.69			-0.18		-0.52

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.727
r_dihedral_angle_3_deg	15.178
r_dihedral_angle_4_deg	12.233
r_scangle_it	7.654
r_scbond_it	5.572
r_dihedral_angle_1_deg	4.934
r_mcangle_it	3.475
r_mcbond_it	2.21
r_angle_refined_deg	1.351
r_angle_other_deg	1.007
r_mcbond_other	0.547
r_symmetry_vdw_other	0.225
r_nbd_refined	0.22
r_symmetry_vdw_refined	0.2
r_nbd_other	0.182
r_nbtor_refined	0.179
r_symmetry_hbond_refined	0.177
r_xyhbond_nbd_refined	0.173
r_chiral_restr	0.098
r_nbtor_other	0.09
r_bond_refined_d	0.016
r_gen_planes_refined	0.006
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1106
Nucleic Acid Atoms
Solvent Atoms	71
Heterogen Atoms	12

Software

Software
Software Name	Purpose
MolProbity	model building
SHELX	phasing
REFMAC	refinement
SCALA	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
MOSFLM	data reduction
SHELXD	phasing
SHARP	phasing