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Structure of calmodulin in a complex with a peptide derived from a calmodulin-dependent kinase
Authors
Alphonse, S., Lee, K., Piserchio, A., Tavares, C.D.J., Giles, D.H., Wellmann, R.M., Dalby, K.N., Ghose, R.
Assembly
Calmodulin, Eukaryotic elongation factor 2 kinase (E.C.2.7.11.20)
Entity
1. Calmodulin (polymer, Thiol state: not present), 148 monomers, 16706.21 Da Detail

ADQLTEEQIA EFKEAFSLFD KDGDGTITTK ELGTVMRSLG QNPTEAELQD MINEVDADGN GTIDFPEFLT MMARKMKDTD SEEEIREAFR VFDKDGNGYI SAAELRHVMT NLGEKLTDEE VDEMIREADI DGDGQVNYEE FVQMMTAK


2. Eukaryotic elongation factor 2 kinase (polymer, Thiol state: not present), 27 monomers, 3160.560 Da Detail

SPANSFHFKE AWKHAIQKAK HMPDPWA


3. CALCIUM ION (non-polymer), 40.078 × 2 Da
Total weight
19946.928 Da
Max. entity weight
16706.21 Da
Source organism
Homo sapiens
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete1
Sequence coverage: 85.7 %, Completeness: 81.0 %, Completeness (bb): 84.9 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All81.0 % (1627 of 2008)80.6 % (842 of 1045)80.8 % (628 of 777)84.4 % (157 of 186)
Backbone84.9 % (883 of 1040)85.4 % (304 of 356)84.4 % (434 of 514)85.3 % (145 of 170)
Sidechain77.9 % (882 of 1132)78.1 % (538 of 689)77.8 % (332 of 427)75.0 % (12 of 16)
Aromatic40.4 % (63 of 156)42.3 % (33 of 78)39.5 % (30 of 76) 0.0 % (0 of 2)
Methyl91.7 % (143 of 156)92.3 % (72 of 78)91.0 % (71 of 78)

1. Calmodulin

ADQLTEEQIA EFKEAFSLFD KDGDGTITTK ELGTVMRSLG QNPTEAELQD MINEVDADGN GTIDFPEFLT MMARKMKDTD SEEEIREAFR VFDKDGNGYI SAAELRHVMT NLGEKLTDEE VDEMIREADI DGDGQVNYEE FVQMMTAK

2. Eukaryotic elongation factor 2 kinase

SPANSFHFKE AWKHAIQKAK HMPDPWA

Sample #1

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 308.15 (±0.1) K, pH 6.8 (±0.2), Details 320 uM [U-99% 13C; U-99% 15N] Calmodulin, 320 uM eEF2K_74-100, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
1Calmodulin[U-99% 13C; U-99% 15N]320 (±10.0) uM
2eEF2K_74-100natural abundance320 (±10.0) uM
3H2Onatural abundance95 %
4D2Onatural abundance5 %
5BisTrisnatural abundance20 mM
6Potassium Chloridenatural abundance150 mM
7Calcium Chloridenatural abundance10 mM
Sample #2

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 308.15 (±0.1) K, pH 6.8 (±0.2), Details 595 uM [U-99% 13C; U-99% 15N] eEF2K_74-100, 595 uM Calmodulin, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
8Calmodulinnatural abundance595 (±10.0) uM
9eEF2K_74-100[U-99% 13C; U-99% 15N]595 (±10.0) uM
10H2Onatural abundance95 %
11D2Onatural abundance5 %
12BisTrisnatural abundance20 mM
13Potassium Chloridenatural abundance150 mM
14Calcium Chloridenatural abundance10 mM
Sample #3

Solvent system 100% D2O, Pressure 1 atm, Temperature 308.15 (±0.1) K, pH 6.8 (±0.2), Details 320 uM [U-99% 13C; U-99% 15N] Calmodulin, 320 uM eEF2K_74-100, 100% D2O


#NameIsotope labelingTypeConcentration
15Calmodulin[U-99% 13C; U-99% 15N]320 uM
16eEF2K_74-100natural abundance320 uM
17D2Onatural abundance100 %
18BisTrisnatural abundance20 mM
19Potassium Chloridenatural abundance150 mM
20Calcium Chloridenatural abundance10 mM
Sample #4

Solvent system 100% D2O, Pressure 1 atm, Temperature 308.15 (±0.1) K, pH 6.8 (±0.2), Details 320 uM [U-99% 13C; U-99% 15N] eEF2K_74-100, 320 uM Calmodulin, 100% D2O


#NameIsotope labelingTypeConcentration
21Calmodulinnatural abundance320 uM
22eEF2K_74-100[U-99% 13C; U-99% 15N]320 uM
23D2Onatural abundance100 %
24BisTrisnatural abundance20 mM
25Potassium Chloridenatural abundance150 mM
26Calcium Chloridenatural abundance10 mM

Chem. Shift Complete2
Sequence coverage: 35.4 %, Completeness: 52.6 %, Completeness (bb): 57.6 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All52.6 % (2112 of 4016)50.9 % (1063 of 2090)53.5 % (831 of 1554)58.6 % (218 of 372)
Backbone57.6 % (1199 of 2080)57.7 % (411 of 712)57.0 % (586 of 1028)59.4 % (202 of 340)
Sidechain48.4 % (1095 of 2264)47.0 % (648 of 1378)50.5 % (431 of 854)50.0 % (16 of 32)
Aromatic34.3 % (107 of 312)36.5 % (57 of 156)31.6 % (48 of 152)50.0 % (2 of 4)
Methyl52.2 % (163 of 312)51.9 % (81 of 156)52.6 % (82 of 156)

1. Calmodulin

ADQLTEEQIA EFKEAFSLFD KDGDGTITTK ELGTVMRSLG QNPTEAELQD MINEVDADGN GTIDFPEFLT MMARKMKDTD SEEEIREAFR VFDKDGNGYI SAAELRHVMT NLGEKLTDEE VDEMIREADI DGDGQVNYEE FVQMMTAK

2. Eukaryotic elongation factor 2 kinase

SPANSFHFKE AWKHAIQKAK HMPDPWA

Sample #1

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 308.15 K, pH 6.8 (±0.2), Details 320 uM [U-99% 13C; U-99% 15N] Calmodulin, 320 uM eEF2K_74-100, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
1Calmodulin[U-99% 13C; U-99% 15N]320 (±10.0) uM
2eEF2K_74-100natural abundance320 (±10.0) uM
3H2Onatural abundance95 %
4D2Onatural abundance5 %
5BisTrisnatural abundance20 mM
6Potassium Chloridenatural abundance150 mM
7Calcium Chloridenatural abundance10 mM
Sample #2

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 308.15 K, pH 6.8 (±0.2), Details 595 uM [U-99% 13C; U-99% 15N] eEF2K_74-100, 595 uM Calmodulin, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
8Calmodulinnatural abundance595 (±10.0) uM
9eEF2K_74-100[U-99% 13C; U-99% 15N]595 (±10.0) uM
10H2Onatural abundance95 %
11D2Onatural abundance5 %
12BisTrisnatural abundance20 mM
13Potassium Chloridenatural abundance150 mM
14Calcium Chloridenatural abundance10 mM
Sample #3

Solvent system 100% D2O, Pressure 1 atm, Temperature 308.15 K, pH 6.8 (±0.2), Details 320 uM [U-99% 13C; U-99% 15N] Calmodulin, 320 uM eEF2K_74-100, 100% D2O


#NameIsotope labelingTypeConcentration
15Calmodulin[U-99% 13C; U-99% 15N]320 uM
16eEF2K_74-100natural abundance320 uM
17D2Onatural abundance100 %
18BisTrisnatural abundance20 mM
19Potassium Chloridenatural abundance150 mM
20Calcium Chloridenatural abundance10 mM
Sample #4

Solvent system 100% D2O, Pressure 1 atm, Temperature 308.15 K, pH 6.8 (±0.2), Details 320 uM [U-99% 13C; U-99% 15N] eEF2K_74-100, 320 uM Calmodulin, 100% D2O


#NameIsotope labelingTypeConcentration
21Calmodulinnatural abundance320 uM
22eEF2K_74-100[U-99% 13C; U-99% 15N]320 uM
23D2Onatural abundance100 %
24BisTrisnatural abundance20 mM
25Potassium Chloridenatural abundance150 mM
26Calcium Chloridenatural abundance10 mM

Protein Blocks Logo
Calculated from 20 models in PDB: 5J8H, Strand ID: A, B Detail


Release date
2016-08-31
Citation
Structural Basis for the Recognition of Eukaryotic Elongation Factor 2 Kinase by Calmodulin
Lee, K., Alphonse, S., Piserchio, A., Tavares, C.D.J., Giles, D.H., Wellmann, R.M., Dalby, K.N., Ghose, R.
Structure (2016), 24, 1441-1451, PubMed 27499441 , DOI 10.1016/j.str.2016.06.015 ,
Related entities 1. Calmodulin, : 11 : 88 entities Detail
Related entities 2. Eukaryotic elongation factor 2 kinase, : 1 : 2 : 3 entities Detail
Experiments performed 22 experiments Detail
NMR combined restraints 5 contents Detail
Keywords Calmodulin eEF2K complex kinase