Terbium in PDB 1ncz: Troponin C

The structure of Troponin C, PDB code: 1ncz was solved by M.Sundaralingam, S.T.Rao, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 1.80
Space group	P 32 2 1
Cell size a, b, c (Å), α, β, γ (°)	66.700, 66.700, 60.800, 90.00, 90.00, 120.00
R / Rfree (%)	n/a / n/a

The binding sites of Terbium atom in the Troponin C (pdb code 1ncz). This binding sites where shown within 5.0 Angstroms radius around Terbium atom.
In total 2 binding sites of Terbium where determined in the Troponin C, PDB code: 1ncz:
Jump to Terbium binding site number: 1; 2;

Terbium binding site 1 out of 2 in the Troponin C


Mono view


Stereo pair view

A full contact list of Terbium with other atoms in the Tb binding site number 1 of Troponin C within 5.0Å range: probe atom residue distance (Å) B Occ A:Tb163 b:28.1 occ:1.00 OD1 A:ASN108 2.2 9.3 1.0 OD1 A:ASP106 2.3 16.2 1.0 OD1 A:ASP110 2.3 13.5 1.0 OE1 A:GLU117 2.3 10.7 1.0 O A:PHE112 2.4 10.7 1.0 O A:HOH176 2.4 30.2 1.0 OE2 A:GLU117 2.5 12.9 1.0 CD A:GLU117 2.8 14.7 1.0 CG A:ASP110 3.2 16.6 1.0 CG A:ASN108 3.3 17.4 1.0 CG A:ASP106 3.4 15.0 1.0 C A:PHE112 3.6 13.8 1.0 OD2 A:ASP110 3.7 20.1 1.0 ND2 A:ASN108 3.7 19.7 1.0 OD2 A:ASP114 4.1 18.7 1.0 N A:ASP110 4.2 8.5 1.0 OD2 A:ASP106 4.2 12.3 1.0 N A:PHE112 4.2 12.2 1.0 CB A:ASP106 4.3 16.2 1.0 CG A:GLU117 4.3 12.0 1.0 CA A:ASP106 4.3 9.8 1.0 CB A:ASP110 4.4 15.1 1.0 N A:ASN108 4.4 17.2 1.0 CA A:PHE112 4.4 10.3 1.0 CB A:ASN108 4.5 14.8 1.0 N A:ILE113 4.5 10.6 1.0 O A:HOH166 4.5 14.5 1.0 CA A:ILE113 4.5 11.5 1.0 C A:ASP106 4.6 12.0 1.0 N A:ASP114 4.6 12.3 1.0 N A:ALA109 4.6 17.5 1.0 CG A:ASP114 4.7 16.9 1.0 N A:LYS107 4.8 11.3 1.0 CB A:PHE112 4.8 14.2 1.0 CA A:ASN108 4.8 20.2 1.0 O A:HOH187 4.8 36.7 1.0 CA A:ASP110 4.8 17.4 1.0 C A:ASN108 4.8 24.7 1.0 C A:ILE113 5.0 10.5 1.0

Terbium binding site 2 out of 2 in the Troponin C


Mono view


Stereo pair view

A full contact list of Terbium with other atoms in the Tb binding site number 2 of Troponin C within 5.0Å range: probe atom residue distance (Å) B Occ A:Tb164 b:34.8 occ:1.00 OD1 A:ASP146 2.2 8.1 1.0 OD1 A:ASN144 2.2 7.2 1.0 OD1 A:ASP142 2.3 8.8 1.0 O A:ARG148 2.4 10.0 1.0 OE1 A:GLU153 2.4 10.0 1.0 O A:HOH209 2.5 10.5 1.0 OE2 A:GLU153 2.6 7.1 1.0 CD A:GLU153 2.8 13.2 1.0 CG A:ASP146 3.1 15.7 1.0 CG A:ASN144 3.3 16.8 1.0 CG A:ASP142 3.4 7.0 1.0 OD2 A:ASP146 3.5 22.8 1.0 C A:ARG148 3.5 16.6 1.0 ND2 A:ASN144 3.9 13.5 1.0 OD2 A:ASP142 4.2 15.3 1.0 N A:ARG148 4.2 20.1 1.0 N A:ASP146 4.3 12.1 1.0 N A:ASN144 4.3 10.1 1.0 CB A:ASP142 4.3 9.2 1.0 CB A:ASP146 4.3 18.9 1.0 CG A:GLU153 4.3 8.7 1.0 CA A:ASP142 4.4 12.1 1.0 N A:ILE149 4.4 7.9 1.0 CA A:ARG148 4.5 14.1 1.0 CB A:ASN144 4.5 13.7 1.0 CA A:ILE149 4.5 13.3 1.0 O A:HOH210 4.6 16.5 1.0 N A:LYS143 4.6 15.9 1.0 N A:ASN145 4.6 11.0 1.0 N A:ASP150 4.7 12.1 1.0 C A:ASP142 4.7 13.8 1.0 CG A:ARG148 4.7 32.0 1.0 CA A:ASN144 4.8 12.3 1.0 CA A:ASP146 4.8 15.4 1.0 C A:ASN144 4.8 17.9 1.0 N A:GLY147 4.9 16.8 1.0 OD2 A:ASP150 5.0 21.2 1.0

S.T.Rao, K.A.Satyshur, M.L.Greaser, M.Sundaralingam. X-Ray Structures of Mn, Cd and Tb Metal Complexes of Troponin C. Acta Crystallogr.,Sect.D V. 52 916 1996.
ISSN: ISSN 0907-4449
PubMed: 15299599
DOI: 10.1107/S0907444996006166