Mass: 18.015 Da / Num. of mol.: 1702 / Source method: isolated from a natural source / Formula: H2O
Sequence details
THE CONSTRUCT WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS REMOVED WITH ...THE CONSTRUCT 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: 2.03 Å3/Da / Density % sol: 39.48 %
Crystal grow
Temperature: 277 K / Method: vapor diffusion, sitting drop / pH: 5.6 Details: 15.0% Glycerol, 0.1700M NH4OAc, 25.5% PEG-4000, 0.1M Citrate pH 5.6, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Monochromator: Single crystal Si(111) bent monochromator (horizontal focusing) Protocol: MAD / Monochromatic (M) / Laue (L): M / Scattering type: x-ray
Radiation wavelength
ID
Wavelength (Å)
Relative weight
1
0.91837
1
2
0.97908
1
3
0.97864
1
Reflection
Resolution: 1.9→29.975 Å / Num. obs: 179677 / % possible obs: 97.1 % / Redundancy: 2 % / Biso Wilson estimate: 18.965 Å2 / Rmerge(I) obs: 0.079 / Rsym value: 0.079 / Net I/σ(I): 7.179
Reflection shell
Diffraction-ID: 1 / Redundancy: 2 %
Resolution (Å)
Rmerge(I) obs
Mean I/σ(I) obs
Num. measured all
Num. unique all
Rsym value
% possible all
1.9-1.95
0.42
1.6
25900
13117
0.42
95.9
1.95-2
0.344
2.1
25286
12791
0.344
96.1
2-2.06
0.287
2.5
24753
12514
0.287
96.3
2.06-2.12
0.233
2.4
24151
12209
0.233
96.4
2.12-2.19
0.193
3.8
23310
11780
0.193
96.5
2.19-2.27
0.172
2
22651
11452
0.172
96.7
2.27-2.36
0.148
4.9
21877
11069
0.148
96.9
2.36-2.45
0.133
5.5
21001
10614
0.133
97
2.45-2.56
0.111
6.5
20325
10276
0.111
97.1
2.56-2.69
0.092
7.8
19260
9734
0.092
97.2
2.69-2.83
0.087
8.1
18484
9345
0.087
97.5
2.83-3
0.073
9.4
17486
8834
0.073
97.6
3-3.21
0.059
11.5
16511
8351
0.059
97.7
3.21-3.47
0.053
12
15217
7698
0.053
97.9
3.47-3.8
0.045
13.5
14173
7179
0.045
98.1
3.8-4.25
0.041
14.8
12765
6452
0.041
98.1
4.25-4.91
0.039
15
11260
5686
0.039
98.3
4.91-6.01
0.042
13.3
9570
4846
0.042
98.4
6.01-8.5
0.043
12.5
7375
3732
0.043
98.7
8.5-29.98
0.035
13.9
3933
1998
0.035
96.5
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Phasing
Phasing
Method: MAD
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Processing
Software
Name
Version
Classification
NB
REFMAC
5.2.0019
refinement
PHENIX
refinement
SHELX
phasing
MolProbity
3beta29
modelbuilding
SCALA
3.2.5
datascaling
PDB_EXTRACT
3.006
dataextraction
MOSFLM
datareduction
SHELXD
phasing
autoSHARP
phasing
Refinement
Method to determine structure: MAD / Resolution: 1.9→29.975 Å / Cor.coef. Fo:Fc: 0.962 / Cor.coef. Fo:Fc free: 0.938 / Occupancy max: 1 / Occupancy min: 0.25 / SU B: 7.238 / SU ML: 0.106 / TLS residual ADP flag: LIKELY RESIDUAL / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.172 / ESU R Free: 0.15 Stereochemistry target values: MAXIMUM LIKELIHOOD WITH PHASES Details: 1.HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 2.ATOM RECORD CONTAINS RESIDUAL B FACTORS ONLY. 3.A MET-INHIBITION PROTOCOL WAS USED FOR SELENOMETHIONINE INCORPORATION DURING PROTEIN ...Details: 1.HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 2.ATOM RECORD CONTAINS RESIDUAL B FACTORS ONLY. 3.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 TO ACCOUNT FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET INCORPORATION. 4.CITRATE ANIONS AND GLYCEROL MOLECULES FROM CRYSTALLIZATION ARE MODELED INTO THIS STRUCTURE.
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.212
8990
5 %
RANDOM
Rwork
0.168
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obs
0.17
179676
97.07 %
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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: BABINET MODEL WITH MASK