Calcium in PDB 6klt: Troponin of Cardiac Thin Filament in Low-Calcium State

The binding sites of Calcium atom in the Troponin of Cardiac Thin Filament in Low-Calcium State (pdb code 6klt). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Troponin of Cardiac Thin Filament in Low-Calcium State, PDB code: 6klt:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Troponin of Cardiac Thin Filament in Low-Calcium State


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Troponin of Cardiac Thin Filament in Low-Calcium State within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca201 b:29.6 occ:1.00 O A:ARG148 2.3 42.5 1.0 OD1 A:ASP142 2.4 45.1 1.0 OE1 A:GLU153 2.4 41.4 1.0 OD1 A:ASN144 2.4 50.5 1.0 OD1 A:ASP146 2.4 46.7 1.0 OE2 A:GLU153 2.6 42.0 1.0 CD A:GLU153 2.8 40.4 1.0 CG A:ASP146 3.3 49.0 1.0 CG A:ASP142 3.4 47.7 1.0 C A:ARG148 3.5 43.3 1.0 CG A:ASN144 3.6 50.8 1.0 OD2 A:ASP146 3.6 50.5 1.0 CA A:ASP142 4.0 47.4 1.0 CB A:ASP142 4.1 47.8 1.0 ND2 A:ASN144 4.2 52.4 1.0 N A:ASN144 4.2 49.1 1.0 N A:ARG148 4.2 45.9 1.0 OD2 A:ASP142 4.3 48.0 1.0 N A:ILE149 4.3 41.7 1.0 CG A:GLU153 4.3 37.7 1.0 N A:ASP146 4.4 49.0 1.0 CA A:ILE149 4.4 40.1 1.0 CA A:ARG148 4.4 45.1 1.0 N A:LYS143 4.4 48.5 1.0 C A:ASP142 4.4 48.3 1.0 N A:ASP150 4.4 39.5 1.0 CB A:ASP146 4.6 49.5 1.0 CG A:ARG148 4.6 48.1 1.0 CB A:ASN144 4.7 49.5 1.0 CA A:ASN144 4.8 49.6 1.0 N A:ASN145 4.8 49.6 1.0 OD1 A:ASP150 4.8 45.2 1.0 C A:ASN144 4.8 50.2 1.0 CA A:ASP146 4.9 49.1 1.0 C A:ILE149 4.9 39.9 1.0 N A:GLY147 4.9 47.9 1.0

Calcium binding site 2 out of 2 in the Troponin of Cardiac Thin Filament in Low-Calcium State


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Troponin of Cardiac Thin Filament in Low-Calcium State within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca202 b:29.6 occ:1.00 O A:TYR112 2.3 42.4 1.0 OD1 A:ASN108 2.4 48.1 1.0 OD2 A:ASP110 2.4 44.5 1.0 OD1 A:ASP106 2.4 42.3 1.0 OE2 A:GLU117 2.5 44.2 1.0 OE1 A:GLU117 2.5 45.1 1.0 CD A:GLU117 2.9 45.2 1.0 CG A:ASP110 3.2 47.9 1.0 CG A:ASN108 3.4 50.4 1.0 C A:TYR112 3.5 41.9 1.0 CG A:ASP106 3.5 43.0 1.0 OD1 A:ASP110 3.7 48.5 1.0 ND2 A:ASN108 4.0 50.1 1.0 CA A:ASP106 4.1 43.3 1.0 N A:TYR112 4.2 42.4 1.0 N A:ASP110 4.2 47.1 1.0 CA A:TYR112 4.3 41.8 1.0 CB A:ASP106 4.3 42.8 1.0 N A:ASN108 4.4 49.2 1.0 OD2 A:ASP106 4.4 42.3 1.0 CG A:GLU117 4.4 46.0 1.0 C A:ASP106 4.4 44.5 1.0 CB A:ASP110 4.4 47.6 1.0 N A:ILE113 4.4 41.7 1.0 OD1 A:ASP114 4.4 53.3 1.0 CA A:ILE113 4.4 42.2 1.0 N A:ASP114 4.5 44.7 1.0 N A:LYS107 4.5 46.7 1.0 CB A:ASN108 4.6 50.2 1.0 N A:ALA109 4.7 48.2 1.0 CA A:ASP110 4.7 46.8 1.0 CB A:TYR112 4.8 42.2 1.0 CA A:ASN108 4.8 49.7 1.0 CG A:ASP114 4.8 49.4 1.0 N A:GLY111 4.9 44.5 1.0 C A:ASN108 4.9 49.1 1.0 O A:ASP106 4.9 44.3 1.0 C A:ILE113 4.9 43.5 1.0

T.Oda, H.Yanagisawa, T.Wakabayashi. Cryo-Em Structures of Cardiac Thin Filaments Reveal Mechanism of Tropomyosin Shift By Troponin To Be Published.