Mass: 18.015 Da / Num. of mol.: 367 / Source method: isolated from a natural source / Formula: H2O
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Details
Has protein modification
Y
Sequence details
THE CONSTRUCT (RESIDUES 23-267) WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG ...THE CONSTRUCT (RESIDUES 23-267) WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH TEV PROTEASE LEAVING ONLY A GLYCINE (0) FOLLOWED BY THE TARGET SEQUENCE.
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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: 2.64 Å3/Da / Density % sol: 53.46 %
Resolution: 1.87→47.287 Å / Num. obs: 93428 / % possible obs: 99.6 % / Observed criterion σ(I): -3 / Biso Wilson estimate: 25.253 Å2 / Rmerge(I) obs: 0.071 / Net I/σ(I): 10.85
Reflection shell
Resolution (Å)
Rmerge(I) obs
Mean I/σ(I) obs
Num. measured obs
Num. unique obs
% possible all
1.87-1.94
0.753
2.1
35995
9708
99.9
1.94-2.01
0.525
2.9
31199
8362
99.9
2.01-2.11
0.381
3.8
38115
10194
99.9
2.11-2.22
0.283
4.9
34555
9209
99.9
2.22-2.36
0.214
6.2
35066
9322
99.9
2.36-2.54
0.159
8.1
34636
9212
99.9
2.54-2.79
0.114
10.7
34406
9151
99.8
2.79-3.19
0.072
15.3
34847
9329
99.7
3.19-4.02
0.041
23.8
34896
9417
99.1
4.02-47.287
0.035
30.4
34139
9436
97.9
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Phasing
Phasing
Method: MAD
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Processing
Software
Name
Version
Classification
NB
REFMAC
5.5.0110
refinement
PHENIX
refinement
SHELX
phasing
MolProbity
3beta29
modelbuilding
XSCALE
datascaling
PDB_EXTRACT
3.006
dataextraction
XDS
datareduction
SHELXD
phasing
autoSHARP
phasing
Refinement
Method to determine structure: MAD / Resolution: 1.87→47.287 Å / Cor.coef. Fo:Fc: 0.959 / Cor.coef. Fo:Fc free: 0.948 / Occupancy max: 1 / Occupancy min: 0.2 / SU B: 6.084 / SU ML: 0.099 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R Free: 0.124 Stereochemistry target values: MAXIMUM LIKELIHOOD WITH PHASES Details: 1. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 2. A MET-INHIBITION PROTOCOL WAS USED FOR SELENOMETHIONINE INCORPORATION DURING PROTEIN EXPRESSION. THE OCCUPANCY OF THE SE ATOMS IN THE ...Details: 1. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 2. A MET-INHIBITION PROTOCOL WAS USED FOR SELENOMETHIONINE INCORPORATION DURING PROTEIN EXPRESSION. THE OCCUPANCY OF THE SE ATOMS IN THE MSE RESIDUES WAS REDUCED TO 0.75 FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET INCORPORATION. 3. ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B FACTORS. ANISOU RECORD CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 4. WATERS WERE EXCLUDED FROM AUTOMATIC TLS ASSIGNMENT. 5. CADMIUM (CD) IONS, POLY ETHYLENE GLYCOL (PEG), CHLORIDE IONS (CL) AND ACETATE (ACT) MODELED WERE PRESENT IN CRYSTLLIZATION/CRYO CONDITIONS. 6. THE CADMIUM IONS ARE ASSIGNED BASED ON DENSITY AND ANOMALOUS DIFFERENCE FOURIERS. THE FLAGGED CLOSE CONTACTS ARE A RESULT OF MODELING ALTERNATE POSITIONS FOR SOME OF THE CD ATOMS BASED ON THE DENSITY, BUT IT WAS NOT POSSIBLE TO LOCATE THE REQUIRED LOW OCCUPANCY POSITIONS FOR SOME OF THE NEIGHBORING SIDE CHAINS.
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.22
4686
5 %
RANDOM
Rwork
0.191
-
-
-
obs
0.192
93425
99.65 %
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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
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