Mass: 18.015 Da / Num. of mol.: 226 / Source method: isolated from a natural source / Formula: H2O
Has protein modification
Y
Nonpolymer details
CADMIUM ION (CD): FROM CRYSTALLISATION CONDITIONS CHLORIDE ION (CL): FROM CRYSTALLISATION CONDITIONS
Sequence details
PROTEIN WAS EXPRESSED USING A CONSTRUCT GIVING A PRODUCT WITH A C-TERMINAL TRUNCATION FROM RESIDUE ...PROTEIN WAS EXPRESSED USING A CONSTRUCT GIVING A PRODUCT WITH A C-TERMINAL TRUNCATION FROM RESIDUE 184 FORWARDS.
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Experimental details
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Experiment
Experiment
Method: X-RAY DIFFRACTION / Number of used crystals: 1
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Sample preparation
Crystal
Density Matthews: 2.16 Å3/Da / Density % sol: 48.4 % Description: PHASING DATA WERE COLLECTED FROM A SECOND CRYSTAL. THE INITIAL MODEL WAS THEN TRANSFERRED TO HIGHER RESOLUTION DATA SET FROM ANOTHER CRYSTAL FOR REFINEMENT.
Crystal grow
Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 5 Details: 20 DEGREESC AFTER 3-6 DAYS USING HANGING DROPS CONTAINING 2 MICROL OF THE PROTEIN, 0.4-0.8 MICROL 0.1 M CDCL2 AND 1.6-1.2 MICROL OF A RESERVOIR SOLUTION CONTAINING 11-13% PEG 4000, 0.8 M ...Details: 20 DEGREESC AFTER 3-6 DAYS USING HANGING DROPS CONTAINING 2 MICROL OF THE PROTEIN, 0.4-0.8 MICROL 0.1 M CDCL2 AND 1.6-1.2 MICROL OF A RESERVOIR SOLUTION CONTAINING 11-13% PEG 4000, 0.8 M SODIUM FORMATE AND 0.1 M SODIUM ACETATE PH 5.0
Monochromator: SI DOUBLE CRYSTAL MONOCHROMATOR / Protocol: MAD / Monochromatic (M) / Laue (L): M / Scattering type: x-ray
Radiation wavelength
ID
Wavelength (Å)
Relative weight
1
0.9144
1
2
0.9792
1
Reflection
Resolution: 1.95→22.93 Å / Num. obs: 28689 / % possible obs: 99.5 % / Observed criterion σ(I): -3.7 / Redundancy: 4.94 % / Biso Wilson estimate: 19.9 Å2 / Rmerge(I) obs: 0.09 / Net I/σ(I): 14.54
Reflection shell
Resolution: 1.95→1.97 Å / Redundancy: 5.09 % / Rmerge(I) obs: 0.52 / Mean I/σ(I) obs: 3 / % possible all: 100
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Processing
Software
Name
Version
Classification
REFMAC
5.2.0019
refinement
MOSFLM
datareduction
SCALA
datascaling
SHELXD
phasing
Refinement
Method to determine structure: SAD Starting model: NONE Resolution: 1.95→22.9 Å / Cor.coef. Fo:Fc: 0.956 / Cor.coef. Fo:Fc free: 0.927 / SU B: 3.354 / SU ML: 0.098 / Cross valid method: THROUGHOUT / ESU R: 0.148 / ESU R Free: 0.138 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. THE N-TERMINAL HIS-TAGS AND RESIDUES TO A4 AND B3 AND FROM A176 AND B176 WERE NOT VISIBLE IN THE DENSITY MAPS. RESIDUES A15-18 AND A126-129 ...Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. THE N-TERMINAL HIS-TAGS AND RESIDUES TO A4 AND B3 AND FROM A176 AND B176 WERE NOT VISIBLE IN THE DENSITY MAPS. RESIDUES A15-18 AND A126-129 WERE ALSO NOT VISIBLE. ALL THESE RESIDUES WERE THEREFORE NOT INCLUDED IN THE STRUCTURE MODEL.
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.214
1486
5.2 %
RANDOM
Rwork
0.174
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obs
0.176
27186
99.4 %
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Solvent computation
Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK