Calcium in PDB 1clm: Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution

The structure of Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution, PDB code: 1clm was solved by M.Sundaralingam, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	N/A / 1.80
Space group	P 1
Cell size a, b, c (Å), α, β, γ (°)	29.660, 53.790, 25.490, 92.84, 97.02, 88.54
R / Rfree (%)	21 / n/a

The binding sites of Calcium atom in the Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution (pdb code 1clm). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 4 binding sites of Calcium where determined in the Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution, PDB code: 1clm:
Jump to Calcium binding site number: 1; 2; 3; 4;

Calcium binding site 1 out of 4 in the Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca149 b:14.4 occ:1.00 OE2 A:GLU31 2.1 16.8 1.0 OD1 A:ASP24 2.2 12.3 1.0 O A:THR26 2.2 11.1 1.0 O A:HOH169 2.3 59.4 1.0 OD1 A:ASP20 2.3 14.3 1.0 OE1 A:GLU31 2.5 15.8 1.0 OD1 A:ASP22 2.5 23.7 1.0 CD A:GLU31 2.7 15.9 1.0 CG A:ASP24 3.3 15.1 1.0 CG A:ASP20 3.4 16.0 1.0 C A:THR26 3.4 10.4 1.0 CG A:ASP22 3.6 23.6 1.0 OD2 A:ASP24 4.0 16.2 1.0 OG1 A:THR26 4.1 13.7 1.0 OD2 A:ASP20 4.2 14.8 1.0 OD2 A:ASP22 4.2 24.7 1.0 N A:THR26 4.2 12.6 1.0 CG A:GLU31 4.2 16.5 1.0 CA A:ASP20 4.2 16.7 1.0 CB A:ASP20 4.3 14.7 1.0 CA A:THR26 4.3 11.7 1.0 N A:ASP24 4.4 18.0 1.0 N A:ILE27 4.4 10.0 1.0 N A:ASP22 4.4 21.4 1.0 CB A:ASP24 4.4 15.1 1.0 C A:ASP20 4.4 16.7 1.0 CA A:ILE27 4.5 10.7 1.0 N A:LYS21 4.5 18.8 1.0 N A:GLY23 4.7 19.3 1.0 O A:HOH187 4.7 47.9 1.0 CB A:ASP22 4.8 22.8 1.0 O A:ASP20 4.9 16.7 1.0 CA A:ASP24 4.9 16.3 1.0 CB A:THR26 4.9 12.1 1.0 CA A:ASP22 4.9 20.7 1.0 C A:ASP22 5.0 20.8 1.0

Calcium binding site 2 out of 4 in the Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca150 b:13.3 occ:1.00 O A:THR62 1.9 11.3 1.0 O A:HOH174 2.1 30.6 1.0 OD1 A:ASN60 2.3 15.2 1.0 OD1 A:ASP58 2.4 19.9 1.0 OD1 A:ASP56 2.4 18.7 1.0 OE1 A:GLU67 2.5 12.6 1.0 OE2 A:GLU67 2.6 13.3 1.0 CD A:GLU67 2.9 13.7 1.0 C A:THR62 3.2 12.2 1.0 CG A:ASP58 3.3 20.9 1.0 CG A:ASN60 3.3 16.4 1.0 CG A:ASP56 3.5 21.0 1.0 OD2 A:ASP58 3.6 22.5 1.0 ND2 A:ASN60 3.8 16.7 1.0 N A:ILE63 4.2 13.9 1.0 N A:THR62 4.2 14.6 1.0 OD2 A:ASP56 4.3 21.4 1.0 CA A:ILE63 4.3 14.2 1.0 CA A:THR62 4.3 13.5 1.0 CB A:ASP56 4.4 21.2 1.0 N A:ASP58 4.4 23.1 1.0 N A:ASN60 4.5 18.2 1.0 CG A:GLU67 4.5 13.3 1.0 CA A:ASP56 4.5 21.8 1.0 OG1 A:THR62 4.5 13.1 1.0 CB A:ASN60 4.5 15.9 1.0 CB A:ASP58 4.6 21.5 1.0 O A:HOH154 4.6 26.4 1.0 N A:ASP64 4.7 14.9 1.0 C A:ASP56 4.8 21.6 1.0 N A:ALA57 4.8 22.1 1.0 OD2 A:ASP64 4.8 21.7 1.0 N A:GLY59 4.8 21.5 1.0 CA A:ASN60 4.8 15.7 1.0 CG A:ASP64 4.9 20.6 1.0 N A:GLY61 4.9 14.7 1.0 C A:ILE63 4.9 14.1 1.0 CA A:ASP58 4.9 22.8 1.0

Calcium binding site 3 out of 4 in the Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca151 b:24.3 occ:1.00 O A:LEU99 1.9 22.8 1.0 OD1 A:ASN97 2.1 28.3 1.0 OD1 A:ASP93 2.2 20.8 1.0 O A:HOH171 2.4 50.5 1.0 OD1 A:ASP95 2.5 29.3 1.0 OE1 A:GLU104 2.5 21.0 1.0 OE2 A:GLU104 2.9 21.4 1.0 CD A:GLU104 3.1 20.2 1.0 C A:LEU99 3.2 20.7 1.0 CG A:ASN97 3.2 27.2 1.0 CG A:ASP93 3.4 20.1 1.0 CG A:ASP95 3.4 29.6 1.0 OD2 A:ASP95 3.8 29.7 1.0 ND2 A:ASN97 3.9 27.5 1.0 N A:LEU99 4.0 24.4 1.0 CA A:LEU99 4.1 22.4 1.0 N A:ILE100 4.1 17.3 1.0 OD2 A:ASP93 4.2 19.9 1.0 CB A:ASP93 4.3 21.3 1.0 CA A:ASP93 4.3 22.0 1.0 CA A:ILE100 4.4 16.4 1.0 O A:HOH175 4.4 40.5 1.0 CB A:ASN97 4.4 28.5 1.0 N A:ASN97 4.4 29.4 1.0 CB A:LEU99 4.5 22.9 1.0 N A:SER101 4.6 15.7 1.0 CG A:GLU104 4.6 17.9 1.0 N A:ASP95 4.6 28.9 1.0 O A:HOH172 4.6 39.8 1.0 CB A:ASP95 4.7 29.7 1.0 C A:ASP93 4.7 25.2 1.0 CA A:ASN97 4.8 29.0 1.0 C A:ILE100 4.8 17.4 1.0 N A:ARG94 4.9 27.6 1.0 OG A:SER101 4.9 18.4 1.0 C A:ASN97 5.0 29.0 1.0

Calcium binding site 4 out of 4 in the Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 4 of Structure of Paramecium Tetraurelia Calmodulin at 1.8 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca152 b:19.0 occ:1.00 OE1 A:GLU140 2.1 19.3 1.0 OD1 A:ASP129 2.2 18.9 1.0 O A:HIS135 2.2 24.6 1.0 O A:HOH158 2.2 32.8 1.0 OD1 A:ASP133 2.4 25.2 1.0 OD1 A:ASP131 2.5 25.7 1.0 OE2 A:GLU140 2.5 19.2 1.0 CD A:GLU140 2.7 19.2 1.0 CG A:ASP129 3.4 18.1 1.0 C A:HIS135 3.4 24.2 1.0 CG A:ASP131 3.4 25.4 1.0 CG A:ASP133 3.5 24.9 1.0 OD2 A:ASP131 3.8 25.4 1.0 OD2 A:ASP133 3.9 25.4 1.0 CG A:GLU140 4.2 19.0 1.0 OD2 A:ASP129 4.2 18.2 1.0 N A:HIS135 4.3 26.9 1.0 N A:ILE136 4.3 22.0 1.0 CB A:ASP129 4.3 18.1 1.0 N A:ASN137 4.3 21.0 1.0 CA A:ASP129 4.3 20.3 1.0 CA A:ILE136 4.3 21.2 1.0 CA A:HIS135 4.3 25.6 1.0 N A:ASP131 4.4 25.0 1.0 N A:ASP133 4.5 27.2 1.0 N A:ILE130 4.5 22.8 1.0 CB A:ASP131 4.7 25.6 1.0 C A:ILE136 4.7 21.2 1.0 CB A:ASP133 4.7 25.7 1.0 N A:GLY132 4.8 28.7 1.0 CB A:HIS135 4.9 26.6 1.0 CA A:ASP131 4.9 25.9 1.0 C A:ASP129 4.9 21.5 1.0 OD1 A:ASN137 4.9 19.6 1.0 CB A:GLU140 5.0 17.7 1.0 N A:GLY134 5.0 26.7 1.0 CA A:ASP133 5.0 26.7 1.0

S.T.Rao, S.Wu, K.A.Satyshur, K.Y.Ling, C.Kung, M.Sundaralingam. Structure of Paramecium Tetraurelia Calmodulin at 1.8 A Resolution. Protein Sci. V. 2 436 1993.
ISSN: ISSN 0961-8368
PubMed: 8453381