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BMRB: 30966

7SWI

cTnC-TnI chimera complexed with A2

Authors

Poppe, L., Hartman, J.J., Romero, A., Reagan, J.D.

Assembly

Troponin C, slow skeletal and cardiac muscles,Troponin I, cardiac muscle

Entity

1. Troponin C, slow skeletal and cardiac muscles,Troponin I, cardiac muscle, entity 1 (polymer), 129 monomers, 14204.98 Da Detail

GDDIYKAAVE QLTEEQKNEF KAAFDIFVLG AEDGCISTKE LGKVMRMLGQ NPTPEELQEM IDEVDEDGSG TVDFDEFLVM MVRCMKDDSK GAGAGVRISA DAMMQALLGA RAKESLDLRA HLKQVKKED

2. Troponin C, slow skeletal and cardiac muscles,Troponin I, cardiac muscle, entity C9W (non-polymer), 462.495 Da

Total weight

14667.476 Da

Max. entity weight

14204.98 Da

Source organism

Exptl. method

Data set

assigned_chemical_shifts

Chem. Shift Complete

Sequence coverage: 100.0 %, Completeness: 98.6 %, Completeness (bb): 98.7 % Detail

Polymer type: polypeptide(L)

	Total	¹H	¹³C	¹⁵N
All	98.6 % (1437 of 1457)	98.9 % (749 of 757)	99.3 % (556 of 560)	94.3 % (132 of 140)
Backbone	98.7 % (760 of 770)	98.9 % (264 of 267)	98.9 % (372 of 376)	97.6 % (124 of 127)
Sidechain	98.8 % (795 of 805)	99.0 % (485 of 490)	100.0 % (302 of 302)	61.5 % (8 of 13)
Aromatic	100.0 % (62 of 62)	100.0 % (31 of 31)	100.0 % (31 of 31)
Methyl	100.0 % (134 of 134)	100.0 % (67 of 67)	100.0 % (67 of 67)

1. entity 1

GDDIYKAAVE QLTEEQKNEF KAAFDIFVLG AEDGCISTKE LGKVMRMLGQ NPTPEELQEM IDEVDEDGSG TVDFDEFLVM MVRCMKDDSK GAGAGVRISA DAMMQALLGA RAKESLDLRA HLKQVKKED

Show sample condition

Sample

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

Release date

2022-01-02

Citation

Structural and Thermodynamic Model for the Activation of Cardiac Troponin
Poppe, L., Hartman, J.J., Romero, A., Reagan, J.D.
Biochemistry (2022), 61, 741-748, PubMed 35349258 , DOI 10.1021/acs.biochem.2c00084 , Abstract

Entries sharing articles BMRB: 5 entries Detail

  BMRB: 30963 released on 2021-12-16
    Title NMR structure of cTnC-TnI chimera bound to calcium and A2
  BMRB: 30965 released on 2021-12-16
    Title cTnC-TnI chimera complexed with A1
  BMRB: 30962 released on 2021-12-08
    Title NMR structure of cTnC-TnI chimera bound to calcium and A1
  BMRB: 30967 released on 2021-12-01
    Title cTnC-TnI chimera complexed with calcium
  BMRB: 30968 released on 2021-12-01
    Title NMR solution structure TnC-TnI chimera

Related entities 1. Troponin C, slow skeletal and cardiac muscles,Troponin I, cardiac muscle, entity 1, : 1 : 5 : 11 entities Detail

Experiments performed 10 experiments Detail

1 2D 1H-13C HSQC

Instrument

Bruker AVANCE III HD - 800 MHz

Sample

State isotropic, Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

2 2D 1H-15N HSQC

Instrument

Bruker AVANCE III HD - 800 MHz

Sample

State isotropic, Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

3 3D CBCA(CO)NH

Instrument

Bruker AVANCE III HD - 800 MHz

Sample

State isotropic, Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

4 3D CBCANH

Instrument

Bruker AVANCE III HD - 800 MHz

Sample

State isotropic, Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

5 3D 1H-13C NOESY aliphatic

Instrument

Bruker AVANCE III HD - 800 MHz

Sample

State isotropic, Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

6 3D 1H-13C NOESY aromatic

Instrument

Bruker AVANCE III HD - 800 MHz

Sample

State isotropic, Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

7 3D 1H-15N NOESY

Instrument

Bruker AVANCE III HD - 800 MHz

Sample

State isotropic, Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

8 X-filtered NOESY

Instrument

Bruker AVANCE III HD - 800 MHz

Sample

State isotropic, Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

9 3D HBHA(CO)NH

Instrument

Bruker AVANCE III HD - 800 MHz

Sample

State isotropic, Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

10 3D HNCO

Instrument

Bruker AVANCE III HD - 800 MHz

Sample

State isotropic, Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 293 K, pH 7.2, Details 1 mM [U-13C; U-15N] cTnC-TnI chimera, 95% H2O/5% D2O

#	Name	Isotope labeling	Type	Concentration
1	cTnC-TnI chimera	[U-13C; U-15N]		1 mM

nullKeywords METAL BINDING PROTEIN, calcium sensitizer, cardiac troponin