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Solution NMR structures of two designed proteins with 88% sequence identity but different fold and function
Authors
He, Y., Chen, Y., Alexander, P., Bryan, P., Orban, J.
Assembly
Gb88
Entity
1. Gb88 (polymer, Thiol state: not present), 56 monomers, 6448.275 Da Detail

TTYKLILNLK QAKEEAIKEL VDAATAEKYF KLYANAKTVE GVWTYKDETK TFTVTE


Formula weight
6448.275 Da
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 90.9 %, Completeness (bb): 98.5 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All90.9 % (618 of 680)88.0 % (307 of 349)93.7 % (254 of 271)95.0 % (57 of 60)
Backbone98.5 % (331 of 336)98.2 % (111 of 113)98.8 % (165 of 167)98.2 % (55 of 56)
Sidechain85.7 % (342 of 399)83.1 % (196 of 236)90.6 % (144 of 159)50.0 % (2 of 4)
Aromatic85.9 % (55 of 64)87.5 % (28 of 32)83.9 % (26 of 31)100.0 % (1 of 1)
Methyl84.2 % (64 of 76)84.2 % (32 of 38)84.2 % (32 of 38)

1. Gb88

TTYKLILNLK QAKEEAIKEL VDAATAEKYF KLYANAKTVE GVWTYKDETK TFTVTE

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 295 (±0.1) K, pH 7 (±0.1), Details 0.2~0.4 mM Gb88 protein + pH7 50 mM sodium phosphate + 50 mM sodium chloride + 10% D2O


#NameIsotope labelingTypeConcentration
1Gb88[U-100% 13C; U-100% 15N]0.2 ~ 0.4 mM
2sodium phosphatenatural abundance50 mM
3sodium chloridenatural abundance50 mM
4H20natural abundance90 %
5D2O10 %

LACS Plot; CA
Referencing offset: -0.06 ppm, Outliers: 2 Detail
LACS Plot; CB
Referencing offset: -0.06 ppm, Outliers: 2 Detail
LACS Plot; HA
Referencing offset: -0.03 ppm, Outliers: 1 Detail
LACS Plot; CO
Referencing offset: 0.35 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2JWU, Strand ID: A Detail


Release date
2008-11-02
Citation
NMR structures of two designed proteins with high sequence identity but different fold and function
He, Y., Chen, Y., Alexander, P., Bryan, P.N., Orban, J.
Proc. Natl. Acad. Sci. U. S. A. (2008), 105, 14412-14417, PubMed 18796611 , DOI 10.1073/pnas.0805857105 ,
Related entities 1. Gb88, : 1 : 7 : 97 entities Detail
Experiments performed 10 experiments Detail
NMR combined restraints 5 contents Detail
Keywords evolution, folding, nmr, protein design, protein structure, NMR