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The structure and function of a novel two-site calcium-binding fragment of calmodulin
Authors
Lakowski, T.M., Lee, G.M., Reid, R.E., McIntosh, L.P.
Assembly
CaM2/3
Entity
1. CaM2/3 (polymer, Thiol state: not present), 68 monomers, 7700.475 Da Detail

AELQDMINEV DADGNGTIDF PEFLTMMARK MKDTDSEEEI REAFRVFDKD GNGYISAAEL RHVMTNLG


2. CA (non-polymer), 40.078 × 2 Da
Total weight
7780.631 Da
Max. entity weight
7700.475 Da
Exptl. method
NMR
Refine. method
Restrained molecular dynamics, simulated annealing
Data set
assigned_chemical_shifts, heteronucl_NOEs, heteronucl_T1_relaxation, heteronucl_T2_relaxation
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 95.8 %, Completeness (bb): 97.5 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All95.8 % (735 of 767)96.0 % (382 of 398)95.3 % (283 of 297)97.2 % (70 of 72)
Backbone97.5 % (396 of 406)97.9 % (137 of 140)97.5 % (194 of 199)97.0 % (65 of 67)
Sidechain94.8 % (402 of 424)95.0 % (245 of 258)94.4 % (152 of 161)100.0 % (5 of 5)
Aromatic92.3 % (48 of 52)92.3 % (24 of 26)92.3 % (24 of 26)
Methyl100.0 % (64 of 64)100.0 % (32 of 32)100.0 % (32 of 32)

1. CaM2/3

AELQDMINEV DADGNGTIDF PEFLTMMARK MKDTDSEEEI REAFRVFDKD GNGYISAAEL RHVMTNLG

Sample

Temperature 298 (±0) K


#NameIsotope labelingTypeConcentration
1CaM2/3[U-13C; U-15N]protein0.5 mM
2Tris d1111 Dbuffer20 mM
3CaCl2salt10 mM
4KClsalt50 mM

LACS Plot; CA
Referencing offset: 0.17 ppm, Outliers: 2 Detail
LACS Plot; CB
Referencing offset: 0.17 ppm, Outliers: 2 Detail
LACS Plot; HA
Referencing offset: -0.02 ppm, Outliers: 2 Detail
LACS Plot; CO
Referencing offset: -0.48 ppm, Outliers: 2 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2HF5, Strand ID: A Detail


Heteronucl. T1
64 T1 values in 1 lists
Coherence Sz, Field strength (1H) 500 MHz, Temperature 298 (±0) K Detail
Heteronucl. T2
64 T2 values in 1 lists
Coherence S(+,-), Field strength (1H) 500 MHz, Temperature 298 (±0) K Detail
Heteronucl. NOE
64 NOE values in 1 lists
Value type na, Field strength (1H) 500 MHz, Temperature 298 (±0) K Detail
Heteronucl. T1/T2
64 T1/T2 values in 1 lists
Field strength (1H) 500 MHz, Temperature 298 (±0) K Detail
Release date
2007-09-23
Citation
Calcium-induced folding of a fragment of calmodulin composed of EF-hands 2 and 3
Lakowski, T.M., Lee, G.M., Okon, M., Reid, R.E., McIntosh, L.P.
Protein Sci. (2007), 16, 1119-1132, PubMed 17473011 , DOI 10.1110/ps.072777107 ,
Related entities 1. CaM2/3, : 2 : 114 : 21 : 1 : 181 entities Detail
Interaction partners 1. CaM2/3, : 3 interactors Detail
Experiments performed 6 experiments Detail
Chemical shift validation 4 contents Detail
Keywords calcium-binding, Calmodulin, calmoduin, calcium, calmodulin