SIALICACID-BINDINGPERIPLASMICPROTEINSIAP / EXTRACYTOPLASMIC SOLUTE RECEPTOR PROTEIN SIAP / N-ACETYLNEURAMINIC-BINDING PROTEIN / NEU5AC-BINDING ...EXTRACYTOPLASMIC SOLUTE RECEPTOR PROTEIN SIAP / N-ACETYLNEURAMINIC-BINDING PROTEIN / NEU5AC-BINDING PROTEIN / SUBSTRATE BINDING PROTEIN
Mass: 35004.539 Da / Num. of mol.: 1 / Mutation: YES Source method: isolated from a genetically manipulated source Source: (gene. exp.) HAEMOPHILUS INFLUENZAE (bacteria) / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21(DE3) / Variant (production host): PLYSS PAH16 / References: UniProt: P44542
Mass: 18.015 Da / Num. of mol.: 389 / Source method: isolated from a natural source / Formula: H2O
Compound details
ENGINEERED RESIDUE IN CHAIN A, ARG 170 TO GLU
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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: 2.2 Å3/Da / Density % sol: 45 % / Description: NONE
Crystal grow
Temperature: 277 K / pH: 7 Details: 35 MG/ML SIAP (IN 20 MM HEPES, 10 MM NACL, 20 MM SIALYLAMIDE, PH 8.0) WITH AN EQUIVOLUME OF RESERVOIR SOLUTION (100MM MES PH 6.0 28.5% PEG 6K, 2% (W/V) BENZAMIDINE HYDROCHLORIDE HYDRATE); TEMPERATURE 277K
Resolution: 1.54→28.37 Å / Cor.coef. Fo:Fc: 0.976 / Cor.coef. Fo:Fc free: 0.962 / SU B: 2.911 / SU ML: 0.047 / Cross valid method: THROUGHOUT / ESU R: 0.081 / ESU R Free: 0.072 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. U VALUES REFINED INDIVIDUALLY
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.17891
2384
5.1 %
RANDOM
Rwork
0.13037
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obs
0.13287
44650
100 %
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Solvent computation
Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: BABINET MODEL WITH MASK