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The budding yeast chaperone Scm3 recognizes the partially unfolded dimer of the centromere-specific Cse4/H4 histone variant
Authors
Hong, J., Feng, H., Zhou, Z., Ghirlando, R., Bai, Y.
Assembly
sC4
Entity
1. sC4 (polymer, Thiol state: not present), 121 monomers, 13697.71 Da Detail

LISKIPFARL VKEVTDEFTT KDQDLRWQSM AIMALQEASE AYLVGLLEHT NLLALHLVPR GSKRISGLIY EEVRAVLKSF LESVIRDSVT YTEHAKRKTV TSLDVVYALK RQGRTLYGFG G


Formula weight
13697.71 Da
Source organism
Saccharomyces cerevisiae
Exptl. method
solution NMR
Refine. method
DGSA-distance geometry simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 96.7 %, Completeness: 89.3 %, Completeness (bb): 94.0 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All89.3 % (1282 of 1436)90.8 % (673 of 741)86.3 % (492 of 570)93.6 % (117 of 125)
Backbone94.0 % (679 of 722)93.1 % (230 of 247)94.7 % (337 of 356)94.1 % (112 of 119)
Sidechain86.0 % (712 of 828)89.7 % (443 of 494)80.5 % (264 of 328)83.3 % (5 of 6)
Aromatic45.2 % (47 of 104)78.8 % (41 of 52)11.8 % (6 of 51) 0.0 % (0 of 1)
Methyl93.0 % (160 of 172)93.0 % (80 of 86)93.0 % (80 of 86)

1. sC4

LISKIPFARL VKEVTDEFTT KDQDLRWQSM AIMALQEASE AYLVGLLEHT NLLALHLVPR GSKRISGLIY EEVRAVLKSF LESVIRDSVT YTEHAKRKTV TSLDVVYALK RQGRTLYGFG G

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 308.1 (±0.2) K, pH 5.4 (±0.1), Details 15N, 13C/15N or 13C/15N/D labeled single chain Cse4-H4(sC4) in 50 mM MES, pH 5.4, 308.1K.


#NameIsotope labelingTypeConcentration
1sC4[U-100% 15N]0.8 (±0.05) mM
2sC4[U-100% 13C; U-100% 15N]0.8 (±0.05) mM
3sC4[U-13C; U-15N; U-2H]0.8 (±0.05) mM
4sC4[U-13C; U-15N; U-2H]0.8 (±0.05) mM
5H2Onatural abundance90 (±0.05) %
6D2Onatural abundance10 (±0.05) %
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 308.1 (±0.2) K, pH 5.4 (±0.1), Details 13C/15N labeled single chain Cse4-H4(sC4) in 50 mM MES, pH 5.4, 308.1K.


#NameIsotope labelingTypeConcentration
7sC4[U-100% 13C; U-100% 15N]0.8 (±0.05) mM
8D2Onatural abundance100 (±0.05) %
Sample #3

Solvent system 100% D2O, Pressure 1 atm, Temperature 308.1 (±0.2) K, pH 5.4 (±0.1), Details single chain Cse4-H4(sC4) in 50 mM MES, pH 5.4, 308.1K.


#NameIsotope labelingTypeConcentration
9sC4natural abundance0.8 (±0.05) mM
10D2Onatural abundance100 (±0.05) %

LACS Plot; CA
Referencing offset: -0.11 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: -0.11 ppm, Outliers: 1 Detail
LACS Plot; HA
Referencing offset: -0.02 ppm, Outliers: 1 Detail
LACS Plot; CO
Referencing offset: 0.31 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 10 models in PDB: 2LY8, Strand ID: A Detail


Release date
2012-09-19
Citation
The budding yeast chaperone Scm3 recognizes the partially unfolded dimer of the
Hong, J., Feng, H., Zhou, Z., Ghirlando, R., Bai, Y.
J. Mol. Biol.
Related entities 1. sC4, : 1 entities Detail
Experiments performed 13 experiments Detail
NMR combined restraints 6 contents Detail
Keywords CenH3 variants, Partially unfolded, centromere protein