3V5U

Structure of Sodium/Calcium Exchanger from Methanocaldococcus jannaschii DSM 2661

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	lipic cubic phase	6.5	293	42% (v/v) PEG400, 0.1-0.2 M NaAc, 0.1 M MES pH 6.5, lipic cubic phase, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.53	51.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.49	α = 90
b = 72.879	β = 90
c = 96.206	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	IMAGE PLATE	MAR scanner 300 mm plate		2011-06-18	M	SIRAS
2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B	0.9793	APS	23-ID-B
2	SYNCHROTRON	APS BEAMLINE 23-ID-B	1.8458	APS	23-ID-B

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	1.9	50	98.9				27923

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	1.93	97.8		0.88		8.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MAD	1.9	37.673	0.13	26548	1900	93.98	0.1871	0.1853	0.2104

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]
9.1713			-4.501		-4.6703

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	9.761
f_angle_d	1.375
f_chiral_restr	0.059
f_bond_d	0.008
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2218
Nucleic Acid Atoms
Solvent Atoms	99
Heterogen Atoms	262

Software

Software
Software Name	Purpose
HKL-3000	data collection
SHARP	phasing
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.