Calcium in PDB 2tbs: Cold-Adaption of Enzymes: Structural Comparison Between Salmon and Bovine Trypsins

All present enzymatic activity of Cold-Adaption of Enzymes: Structural Comparison Between Salmon and Bovine Trypsins:
3.4.21.4;

The structure of Cold-Adaption of Enzymes: Structural Comparison Between Salmon and Bovine Trypsins, PDB code: 2tbs was solved by A.O.Smalas, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	6.00 / 1.80
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	61.950, 84.330, 39.110, 90.00, 90.00, 90.00
R / Rfree (%)	n/a / n/a

The binding sites of Calcium atom in the Cold-Adaption of Enzymes: Structural Comparison Between Salmon and Bovine Trypsins (pdb code 2tbs). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Cold-Adaption of Enzymes: Structural Comparison Between Salmon and Bovine Trypsins, PDB code: 2tbs:

Calcium binding site 1 out of 1 in the Cold-Adaption of Enzymes: Structural Comparison Between Salmon and Bovine Trypsins


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Cold-Adaption of Enzymes: Structural Comparison Between Salmon and Bovine Trypsins within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca247 b:16.3 occ:1.00 OE1 A:GLU70 2.3 12.0 1.0 O A:VAL75 2.3 15.1 1.0 OE1 A:GLU77 2.3 15.7 1.0 O A:HOH327 2.4 13.2 1.0 O A:ASN72 2.4 14.5 1.0 OE2 A:GLU80 2.5 13.0 1.0 CD A:GLU77 3.1 26.8 1.0 CD A:GLU70 3.4 19.0 1.0 C A:VAL75 3.5 24.5 1.0 CD A:GLU80 3.6 18.9 1.0 C A:ASN72 3.6 14.8 1.0 CG A:GLU77 3.7 22.4 1.0 CG A:GLU80 3.8 12.1 1.0 OE2 A:GLU70 3.8 16.1 1.0 OE2 A:GLU77 4.0 24.3 1.0 N A:GLU77 4.1 14.2 1.0 CA A:ILE73 4.2 8.2 1.0 N A:ASN72 4.2 18.7 1.0 N A:VAL75 4.3 17.4 1.0 N A:ILE73 4.3 8.2 1.0 CA A:THR76 4.4 15.4 1.0 CB A:GLU77 4.4 15.5 1.0 N A:THR76 4.4 17.2 1.0 O A:HOH367 4.4 22.2 1.0 CA A:VAL75 4.4 17.4 1.0 C A:ILE73 4.5 9.4 1.0 CA A:ASN72 4.5 16.6 1.0 N A:HIS71 4.5 7.0 1.0 OE1 A:GLU80 4.6 17.4 1.0 CA A:GLU70 4.6 8.3 1.0 C A:THR76 4.7 24.0 1.0 CG A:GLU70 4.7 10.5 1.0 O A:ILE73 4.8 13.6 1.0 CB A:GLU70 4.8 10.4 1.0 N A:LYS74 4.8 10.8 1.0 CA A:GLU77 4.9 20.3 1.0 CB A:ASN72 5.0 16.4 1.0 CB A:VAL75 5.0 22.1 1.0

A.O.Smalas, E.S.Heimstad, A.Hordvik, N.P.Willassen, R.Male. Cold Adaption of Enzymes: Structural Comparison Between Salmon and Bovine Trypsins. Proteins V. 20 149 1994.
ISSN: ISSN 0887-3585
PubMed: 7846025
DOI: 10.1002/PROT.340200205