3PIA

Site-specific Glycosylation of Hemoglobin Utilizing Oxime Ligation Chemistry as a Viable Alternative to PEGylation


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1G0APDB entry 1G0A

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1Microbatch under Oil9.5293PEG MME 2250, pH 9.5, Microbatch under Oil, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.3848.39

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 62.73α = 90
b = 73.21β = 90
c = 128.92γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray113IMAGE PLATERIGAKUOsmic Mirrors2010-10-29MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.5

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.164.4699.4353913517922
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.12.1895.1

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 1G0A2.137.0623517933220175398.770.193490.191120.23806RANDOM21.639
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]
0.82-0.39-0.43
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.896
r_dihedral_angle_3_deg17.277
r_dihedral_angle_4_deg14.844
r_scangle_it5.523
r_dihedral_angle_1_deg5.329
r_scbond_it3.542
r_mcangle_it2.24
r_angle_refined_deg1.685
r_mcbond_it1.26
r_chiral_restr0.123
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4385
Nucleic Acid Atoms
Solvent Atoms294
Heterogen Atoms180

Software

Software
Software NamePurpose
CrystalCleardata collection
PHASERphasing
REFMACrefinement
CrystalCleardata reduction
CrystalCleardata scaling