Calcium in PDB 1tcf: Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C

The structure of Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C, PDB code: 1tcf was solved by J.Soman, G.N.Phillips Jr., with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 1.90
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	32.100, 59.600, 48.000, 90.00, 101.10, 90.00
R / Rfree (%)	27.8 / 35.8

The binding sites of Calcium atom in the Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C (pdb code 1tcf). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 5 binding sites of Calcium where determined in the Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C, PDB code: 1tcf:
Jump to Calcium binding site number: 1; 2; 3; 4; 5;

Calcium binding site 1 out of 5 in the Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca160 b:8.0 occ:1.00 OD1 A:ASP29 2.3 7.8 1.0 OD1 A:ASP27 2.3 5.2 1.0 O A:ASP33 2.5 14.4 1.0 O A:HOH215 2.5 27.5 1.0 OE2 A:GLU38 2.5 8.2 1.0 OE1 A:GLU38 2.5 9.3 1.0 O A:HOH182 2.7 13.8 1.0 CD A:GLU38 2.9 2.4 1.0 CG A:ASP29 3.3 9.8 1.0 CG A:ASP27 3.5 12.4 1.0 C A:ASP33 3.7 8.8 1.0 OD2 A:ASP29 3.9 12.9 1.0 O A:HOH327 4.1 68.5 1.0 N A:GLY31 4.1 10.4 1.0 O A:HOH205 4.2 20.0 1.0 N A:ASP29 4.2 13.2 1.0 OD1 A:ASP33 4.3 12.8 1.0 CA A:ASP27 4.3 12.1 1.0 N A:ASP33 4.3 10.7 1.0 OD2 A:ASP27 4.3 7.1 1.0 C A:ASP27 4.3 13.7 1.0 CG A:GLU38 4.4 2.4 1.0 CB A:ASP27 4.4 8.6 1.0 CB A:ASP29 4.5 8.9 1.0 CA A:GLY31 4.5 5.3 1.0 CA A:ILE34 4.6 4.6 1.0 N A:ILE34 4.6 5.1 1.0 O A:ASP27 4.6 16.4 1.0 N A:ALA28 4.6 11.6 1.0 CA A:ASP33 4.6 9.2 1.0 N A:GLY30 4.6 11.0 1.0 N A:GLY32 4.7 5.9 1.0 NZ A:LYS37 4.7 8.1 1.0 CA A:ASP29 4.7 13.5 1.0 N A:SER35 4.7 6.6 1.0 C A:GLY31 4.8 8.9 1.0 C A:ASP29 4.9 10.2 1.0

Calcium binding site 2 out of 5 in the Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca161 b:4.1 occ:1.00 O A:HOH175 2.2 22.2 1.0 OG A:SER67 2.2 7.5 1.0 OD1 A:ASP63 2.4 12.4 1.0 OD1 A:ASP65 2.4 15.2 1.0 O A:THR69 2.5 2.4 1.0 OE2 A:GLU74 2.5 11.0 1.0 OE1 A:GLU74 2.7 11.8 1.0 CD A:GLU74 3.0 8.3 1.0 CG A:ASP65 3.4 10.8 1.0 CG A:ASP63 3.6 11.8 1.0 C A:THR69 3.6 4.0 1.0 CB A:SER67 3.6 8.5 1.0 OD2 A:ASP65 3.7 10.4 1.0 N A:SER67 3.9 2.4 1.0 OG1 A:THR69 4.2 3.7 1.0 OD2 A:ASP63 4.3 2.4 1.0 N A:THR69 4.3 2.4 1.0 CA A:SER67 4.3 3.6 1.0 N A:ILE70 4.4 3.2 1.0 CA A:ASP63 4.4 11.8 1.0 CA A:ILE70 4.4 3.6 1.0 CG A:GLU74 4.4 11.0 1.0 N A:ASP65 4.5 14.6 1.0 N A:ASP71 4.5 7.3 1.0 CA A:THR69 4.5 7.5 1.0 CB A:ASP63 4.5 12.2 1.0 N A:GLY68 4.6 2.4 1.0 CB A:ASP65 4.6 10.1 1.0 N A:GLY66 4.6 11.2 1.0 C A:ASP63 4.8 12.9 1.0 C A:SER67 4.8 3.4 1.0 O A:HOH207 4.9 19.0 1.0 CA A:ASP65 4.9 11.8 1.0 N A:GLU64 4.9 15.7 1.0 C A:ASP65 4.9 14.0 1.0 C A:ILE70 4.9 4.4 1.0

Calcium binding site 3 out of 5 in the Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca162 b:17.7 occ:1.00 O A:TYR109 2.2 15.6 1.0 OE1 A:GLU114 2.4 9.3 1.0 OD1 A:ASN105 2.4 30.4 1.0 OD1 A:ASP107 2.4 27.8 1.0 OD1 A:ASP103 2.5 27.9 1.0 OE2 A:GLU114 2.5 10.7 1.0 CD A:GLU114 2.8 13.3 1.0 CG A:ASN105 3.2 30.0 1.0 CG A:ASP107 3.4 24.4 1.0 ND2 A:ASN105 3.4 36.8 1.0 CG A:ASP103 3.4 29.5 1.0 C A:TYR109 3.5 13.2 1.0 OD2 A:ASP107 3.8 22.1 1.0 CA A:ASP103 4.0 29.3 1.0 N A:ASP107 4.1 18.6 1.0 N A:TYR109 4.1 12.3 1.0 CB A:ASP103 4.2 29.7 1.0 OD2 A:ASP103 4.2 24.9 1.0 CG A:GLU114 4.3 10.1 1.0 CA A:TYR109 4.3 14.4 1.0 N A:ALA106 4.3 27.0 1.0 N A:ASN105 4.4 30.6 1.0 C A:ASP103 4.4 31.6 1.0 N A:ILE110 4.4 14.3 1.0 CA A:ILE110 4.4 13.8 1.0 CB A:ASN105 4.5 29.6 1.0 CB A:ASP107 4.5 20.6 1.0 O A:HOH285 4.6 33.3 1.0 C A:ASN105 4.6 30.6 1.0 CA A:ASN105 4.7 28.8 1.0 N A:ASP111 4.7 15.3 1.0 O A:ASP103 4.8 30.2 1.0 CA A:ALA106 4.8 22.5 1.0 CB A:TYR109 4.8 19.2 1.0 N A:ARG104 4.8 33.0 1.0 N A:GLY108 4.8 15.5 1.0 CA A:ASP107 4.9 19.2 1.0 OD2 A:ASP111 4.9 10.4 1.0 C A:ALA106 5.0 21.9 1.0

Calcium binding site 4 out of 5 in the Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 4 of Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca163 b:27.9 occ:1.00 OE2 A:GLU150 2.3 10.7 1.0 OD1 A:ASP143 2.4 28.4 1.0 OD1 A:ASN141 2.4 32.3 1.0 O A:HOH229 2.4 27.6 1.0 OE1 A:GLU150 2.6 14.5 1.0 OD1 A:ASP139 2.6 27.1 1.0 O A:ARG145 2.6 31.0 1.0 CD A:GLU150 2.8 12.0 1.0 CG A:ASP143 3.3 25.8 1.0 CG A:ASN141 3.4 26.9 1.0 OD2 A:ASP143 3.5 26.7 1.0 C A:ARG145 3.7 27.6 1.0 CG A:ASP139 3.7 30.7 1.0 O A:HOH208 3.8 38.9 1.0 ND2 A:ASN141 3.9 26.0 1.0 CA A:ASP139 4.3 31.6 1.0 N A:ASN141 4.3 27.3 1.0 CG A:GLU150 4.3 10.9 1.0 CA A:ILE146 4.3 22.5 1.0 N A:ASP143 4.4 23.6 1.0 N A:ILE146 4.5 24.4 1.0 N A:ARG145 4.5 25.7 1.0 OD2 A:ASP139 4.5 33.2 1.0 N A:ASP147 4.5 22.4 1.0 CB A:ASN141 4.6 28.6 1.0 N A:LYS140 4.6 27.4 1.0 CB A:ASP139 4.6 31.1 1.0 CB A:ASP143 4.6 26.3 1.0 CG A:ARG145 4.6 31.4 1.0 OD2 A:ASP147 4.7 20.2 1.0 CA A:ARG145 4.7 26.7 1.0 C A:ASP139 4.7 30.6 1.0 N A:ASN142 4.7 26.9 1.0 CA A:ASN141 4.8 25.5 1.0 O A:GLY138 4.8 33.5 1.0 C A:ASN141 4.9 27.4 1.0 C A:ILE146 4.9 22.3 1.0 CG A:ASP147 5.0 20.8 1.0 CA A:ASP143 5.0 25.6 1.0

Calcium binding site 5 out of 5 in the Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 5 of Crystal Structure of Calcium-Saturated Rabbit Skeletal Troponin C within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca164 b:7.2 occ:1.00 OE2 A:GLU14 2.4 2.4 1.0 O A:HOH219 2.5 56.4 1.0 O A:HOH176 2.5 2.4 1.0 OE1 A:GLU14 2.5 3.5 1.0 CD A:GLU14 2.8 2.4 1.0 CB A:GLU13 3.8 17.9 1.0 O A:HOH170 4.3 17.6 1.0 CG A:GLU14 4.3 2.4 1.0 N A:GLU13 4.5 14.7 1.0 CD A:GLU13 4.7 29.4 1.0 O A:HOH177 4.7 24.4 1.0 CG A:GLU13 4.7 18.5 1.0 N A:GLU14 4.8 10.5 1.0 CA A:GLU13 4.8 11.5 1.0 OE1 A:GLU13 4.8 30.9 1.0 CB A:SER12 4.9 2.4 1.0 OE2 A:GLU13 4.9 27.0 1.0

J.Soman, T.Tao, G.N.Phillips Jr. Conformational Variation of Calcium-Bound Troponin C. Proteins V. 37 510 1999.
ISSN: ISSN 0887-3585
PubMed: 10651267
DOI: 10.1002/(SICI)1097-0134(19991201)37:4<510::AID-PROT2>3.3.CO;2-K