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Engineering protein stability with atomic precision in a monomeric miniprotein
Authors
Baker, E.G., Williams, C., Hudson, K.L., Bartlett, G.G., Heal, J.W., Sessions, R.B., Crump, M.P., Woolfson, D.N.
Assembly
PPa-CH3
Entity
1. PPa-CH3 (polymer, Thiol state: not present), 36 monomers, 3795.317 Da Detail

XPPTKPTKPG DNATPEKLAK XQADLAKXQK DLADXX


Formula weight
3795.317 Da
Source organism
Streptococcus mutans
Exptl. method
solution NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 83.3 %, Completeness: 60.2 %, Completeness (bb): 56.8 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All60.2 % (213 of 354)83.2 % (158 of 190)20.0 % (27 of 135)96.6 % (28 of 29)
Backbone56.8 % (100 of 176)94.8 % (55 of 58)21.7 % (20 of 92)96.2 % (25 of 26)
Sidechain57.7 % (120 of 208)78.0 % (103 of 132)19.2 % (14 of 73)100.0 % (3 of 3)
Methyl67.9 % (19 of 28)85.7 % (12 of 14)50.0 % (7 of 14)

1. entity 1

XPPTKPTKPG DNATPEKLAK XQADLAKXQK DLADX

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 278 K, pH 7.4, Details 1 mM PPa-CH3, 8.2 mM Na2HPO4, 1.8 mM KH2PO4, 137 mM NaCl, 13.7 mM NaOH, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1KH2PO4natural abundance1.8 mM
2Na2HPO4natural abundance8.2 mM
3NaClnatural abundance137 mM
4NaOHnatural abundance13.7 mM
5PPa-CH3natural abundance1 mM

Protein Blocks Logo
Calculated from 20 models in PDB: 5LO4, Strand ID: A Detail


Release date
2017-05-07
Citation
Engineering protein stability with atomic precision in a monomeric miniprotein
Baker, E.G., Williams, C., Hudson, K.L., Bartlett, G.G., Heal, J.W., Porter Goff, K.L., Sessions, R.B., Crump, M.P., Woolfson, D.N.
Nat. Chem. Biol. (2017), 13, 764-770, PubMed 28530710 , DOI 10.1038/nchembio.2380 ,
Related entities 1. PPa-CH3, : 1 : 2 : 7 entities Detail
Experiments performed 8 experiments Detail
NMR combined restraints 4 contents Detail
Keywords Designed miniprotein CH-pi weak non-covalent interactions in protiens solution structure proline-tyrosine interactions, STRUCTURAL PROTEIN