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Solution NMR-derived structure of calmodulin bound with ER alpha peptides
Authors
Zhang, Y., Ames, J.B.
Assembly
Calmodulin, Estrogen receptor peptide
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. Estrogen receptor peptide (polymer, Thiol state: not present), 19 monomers, 2197.604 × 2 Da Detail

RAANLWPSPL MIKRSKKNS


3. CALCIUM ION (non-polymer), 40.078 × 4 Da
Total weight
21261.73 Da
Max. entity weight
16706.21 Da
Source organism
Xenopus laevis , Homo sapiens
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 89.2 %, Completeness: 60.0 %, Completeness (bb): 86.1 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All60.0 % (1146 of 1910)53.8 % (536 of 997)63.1 % (464 of 735)82.0 % (146 of 178)
Backbone86.1 % (856 of 994)85.9 % (293 of 341)85.1 % (417 of 490)89.6 % (146 of 163)
Sidechain39.6 % (424 of 1072)37.0 % (243 of 656)45.1 % (181 of 401) 0.0 % (0 of 15)
Aromatic 5.4 % (6 of 112) 7.1 % (4 of 56) 3.6 % (2 of 55) 0.0 % (0 of 1)
Methyl57.0 % (90 of 158)60.8 % (48 of 79)53.2 % (42 of 79)

1. Calmodulin

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

2. Estrogen receptor peptide

RAANLWPSPL MIKRSKKNS

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 310 K, pH 7.0, Details 1 mM [U-99% 15N] 15N-labeled CaM/ERalpha, 0.6 mM [U-99% 13C; U-99% 15N] 13C/15N-CaM/ERalpha, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
113C/15N-CaM/ERalpha[U-99% 13C; U-99% 15N]0.6 mM
215N-labeled CaM/ERalpha[U-99% 15N]1 mM
3H2Onatural abundance90 %
4D2Onatural abundance10 %
5Tris-d11natural abundance20 mM
6CaCl2natural abundance5 mM
7NaClnatural abundance50 mM

LACS Plot; CA
Referencing offset: 0.1 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: 0.1 ppm, Outliers: 1 Detail
LACS Plot; HA
Referencing offset: 0.0 ppm, Outliers: 2 Detail
LACS Plot; CO
Referencing offset: -0.73 ppm, Outliers: 2 Detail
Protein Blocks Logo
Calculated from 10 models in PDB: 5T0X, Strand ID: A, B, C Detail


Release date
2016-11-20
Citation
Solution NMR-derived structure of calmodulin bound with ER alpha peptides
Zhang, Y., Ames, J.B.
Related entities 1. Calmodulin, : 11 : 88 entities Detail
Related entities 2. Estrogen receptor peptide, : 1 : 3 : 2 entities Detail
Experiments performed 5 experiments Detail
NMR combined restraints 5 contents Detail
Keywords calmodulin, complex, estrogen receptor