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Solution structures of full-length K-RAS bound to GDP
Authors
Sharma, A.K., Maciag, A.E.
Assembly
Isoform 2B of GTPase KRas (E.C.3.6.5.2)
Entity
1. Isoform 2B of GTPase KRas (E.C.3.6.5.2) (polymer), 188 monomers, 21424.29 Da Detail

MTEYKLVVVG AGGVGKSALT IQLIQNHFVD EYDPTIEDSY RKQVVIDGET CLLDILDTAG QEEYSAMRDQ YMRTGEGFLC VFAINNTKSF EDIHHYREQI KRVKDSEDVP MVLVGNKCDL PSRTVDTKQA QDLARSYGIP FIETSAKTRQ GVDDAFYTLV REIRKHKEKM SKDGKKKKKK SKTKCVIM


Formula weight
21424.29 Da
Source organism
Homo sapiens
Exptl. method
solution NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 90.5 %, Completeness (bb): 99.4 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All90.5 % (2018 of 2230)91.5 % (1063 of 1162)88.9 % (765 of 861)91.8 % (190 of 207)
Backbone99.4 % (1113 of 1120)99.5 % (382 of 384)99.3 % (548 of 552)99.5 % (183 of 184)
Sidechain84.1 % (1081 of 1286)87.5 % (681 of 778)81.0 % (393 of 485)30.4 % (7 of 23)
Aromatic32.1 % (45 of 140)64.3 % (45 of 70) 0.0 % (0 of 70)
Methyl95.0 % (190 of 200)96.0 % (96 of 100)94.0 % (94 of 100)

1. entity 1

MTEYKLVVVG AGGVGKSALT IQLIQNHFVD EYDPTIEDSY RKQVVIDGET CLLDILDTAG QEEYSAMRDQ YMRTGEGFLC VFAINNTKSF EDIHHYREQI KRVKDSEDVP MVLVGNKCDL PSRTVDTKQA QDLARSYGIP FIETSAKTRQ GVDDAFYTLV REIRKHKEKM SKDGKKKKKK SKTKCVIM

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5, Details 0.7-0.9 mM [U-100% 15N] GTPase KRas, 20 mM [U-2H] MES, 100 mM potassium chloride, 50 mM sodium chloride, 2 mM MgCl2, 1 mM [U-2H] TCEP, 7 mM [U-2H] D2O, 0.05 % sodium azide, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1MES[U-2H]20 (±1.0) mM
2potassium chloridenatural abundance100 (±5.0) mM
3sodium chloridenatural abundance50 (±2.0) mM
4MgCl2natural abundance2 (±0.05) mM
5TCEP[U-2H]1 (±0.05) mM
6D2O[U-2H]7 (±0.1) mM
7sodium azidenatural abundance0.05 (±0.005) %
8GTPase KRas[U-100% 15N]0.7 ~ 0.9 mM
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5, Details 0.7-0.9 mM [U-13C; U-15N] GTPase KRas, 20 mM [U-2H] MES, 100 mM potassium chloride, 50 mM sodium chloride, 2 mM MgCl2, 1 mM [U-2H] TCEP, 7 mM [U-2H] D2O, 0.05 % sodium azide, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
9MES[U-2H]20 (±1.0) mM
10potassium chloridenatural abundance100 (±5.0) mM
11sodium chloridenatural abundance50 (±2.0) mM
12MgCl2natural abundance2 (±0.05) mM
13TCEP[U-2H]1 (±0.05) mM
14D2O[U-2H]7 (±0.1) mM
15sodium azidenatural abundance0.05 (±0.005) %
16GTPase KRas[U-13C; U-15N]0.7 ~ 0.9 mM

Release date
2021-01-04
Citation
Solution structures of full-length K-RAS bound to GDP
Sharma, A.K., Maciag, A.E.
Related entities 1. Isoform 2B of GTPase KRas (E.C.3.6.5.2), : 1 : 3 : 95 : 200 entities Detail
Interaction partners 1. Isoform 2B of GTPase KRas (E.C.3.6.5.2), : 55 interactors Detail
Experiments performed 15 experiments Detail
Chemical shift validation 3 contents Detail
Keywords CELL CYCLE