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NMR high resolution structures of free Tah1 and Tah1 bound to the Hsp90 C-terminal tail explain how Hsp90 recognizes the R2TP complex
Authors
BACK, R.R.B., DOMINGUEZ, C., ROTHE, B., BOBO, C., BEAUFILS, C., MORERA, S., MEYER, P., CHARPENTIER, B., BRANLANT, C., ALLAIN, F., MANIVAL, X.
Assembly
yeast Tah1
Entity
1. yeast Tah1 (polymer, Thiol state: all free), 110 monomers, 12379.83 Da Detail

SQFEKQKEQG NSLFKQGLYR EAVHCYDQLI TAQPQNPVGY SNKAMALIKL GEYTQAIQMC QQGLRYTSTA EHVAIRSKLQ YRLELAQGAV GSVQIPVVEV DELPEGYDRS


Formula weight
12379.83 Da
Source organism
Saccharomyces cerevisiae
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 98.2 %, Completeness: 83.7 %, Completeness (bb): 79.1 % Detail

Polymer type: polypeptide(L)

Total1H13C
All83.7 % (979 of 1169)94.8 % (642 of 677)68.5 % (337 of 492)
Backbone79.1 % (432 of 546)96.0 % (215 of 224)67.4 % (217 of 322)
Sidechain89.4 % (648 of 725)94.3 % (427 of 453)81.3 % (221 of 272)
Aromatic50.0 % (42 of 84)100.0 % (42 of 42) 0.0 % (0 of 42)
Methyl95.8 % (113 of 118)96.6 % (57 of 59)94.9 % (56 of 59)

1. entity

SQFEKQKEQG NSLFKQGLYR EAVHCYDQLI TAQPQNPVGY SNKAMALIKL GEYTQAIQMC QQGLRYTSTA EHVAIRSKLQ YRLELAQGAV GSVQIPVVEV DELPEGYDRS

Sample #1

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 288 K, pH 7.2


#NameIsotope labelingTypeConcentration
1Tah1[U-100% 13C; U-100% 15N]1 mM
2sodium phosphatenatural abundance10 mM
3sodium chloridenatural abundance150 mM
4H2Onatural abundance90 %
5D2Onatural abundance10 %
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 288 K, pH 7.2


#NameIsotope labelingTypeConcentration
6Tah1[U-100% 13C; U-100% 15N]1 mM
7sodium phosphatenatural abundance10 mM
8sodium chloridenatural abundance150 mM
9D2Onatural abundance150 mM

LACS Plot; CA
Referencing offset: 0.5 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: 0.5 ppm, Outliers: 1 Detail
LACS Plot; HA
Referencing offset: 0.26 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2LSU, Strand ID: A Detail


Release date
2013-05-19
Citation
High-resolution structural analysis shows how Tah1 tethers Hsp90 to the R2TP complex
Back, R., Dominguez, C., Rothe, B., Bobo, C., Beaufils, C., Morera, S., Meyer, P., Charpentier, B., Branlant, C., Allain, F., Manival, X.
Structure (2013), 21, 1834-1847, PubMed 24012479 , DOI 10.1016/j.str.2013.07.024 ,
Related entities 1. yeast Tah1, : 1 : 4 : 2 : 31 entities Detail
Interaction partners 1. yeast Tah1, : 25 interactors Detail
Experiments performed 15 experiments Detail
NMR combined restraints 3 contents Detail
Keywords Protein