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BMRB: 30963

7SVC

NMR structure of cTnC-TnI chimera bound to calcium and 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
3. Troponin C, slow skeletal and cardiac muscles,Troponin I, cardiac muscle, entity CA (non-polymer), 40.078 Da

Total weight

14707.554 Da

Max. entity weight

14204.98 Da

Source organism

Exptl. method

Data set

assigned_chemical_shifts

Chem. Shift Complete

Sequence coverage: 100.0 %, Completeness: 98.4 %, Completeness (bb): 98.4 % Detail

Polymer type: polypeptide(L)

	Total	¹H	¹³C	¹⁵N
All	98.4 % (1434 of 1457)	98.5 % (746 of 757)	98.2 % (550 of 560)	98.6 % (138 of 140)
Backbone	98.4 % (758 of 770)	98.9 % (264 of 267)	97.9 % (368 of 376)	99.2 % (126 of 127)
Sidechain	98.5 % (793 of 805)	98.4 % (482 of 490)	99.0 % (299 of 302)	92.3 % (12 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-cTnI chimera, 95% H2O/5% D2O

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

Release date

2021-12-16

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: 30966 released on 2022-01-02
    Title cTnC-TnI chimera complexed with 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 11 experiments Detail

1 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-cTnI chimera, 95% H2O/5% D2O

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

2 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-cTnI chimera, 95% H2O/5% D2O

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

3 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-cTnI chimera, 95% H2O/5% D2O

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

4 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-cTnI chimera, 95% H2O/5% D2O

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

5 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-cTnI chimera, 95% H2O/5% D2O

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

6 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-cTnI chimera, 95% H2O/5% D2O

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

7 3D HCCH-TOCSY

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-cTnI chimera, 95% H2O/5% D2O

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

8 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-cTnI chimera, 95% H2O/5% D2O

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

9 3D HNCACB

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-cTnI chimera, 95% H2O/5% D2O

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

10 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-cTnI chimera, 95% H2O/5% D2O

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

11 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-cTnI chimera, 95% H2O/5% D2O

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

nullKeywords Calcium sensitizer, METAL BINDING PROTEIN