Calcium in PDB 1g02: Ribonuclease T1 V16S Mutant

All present enzymatic activity of Ribonuclease T1 V16S Mutant:
3.1.27.3;

The structure of Ribonuclease T1 V16S Mutant, PDB code: 1g02 was solved by S.De Vos, R.Loris, J.Steyaert, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	1.94 / 1.86
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	40.398, 50.061, 47.035, 90.00, 90.00, 90.00
R / Rfree (%)	17.9 / 21

The binding sites of Calcium atom in the Ribonuclease T1 V16S Mutant (pdb code 1g02). 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 Ribonuclease T1 V16S Mutant, PDB code: 1g02:

Calcium binding site 1 out of 1 in the Ribonuclease T1 V16S Mutant


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Ribonuclease T1 V16S Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca105 b:19.1 occ:1.00 O A:HOH111 2.3 14.2 1.0 O A:HOH125 2.4 21.6 1.0 O A:HOH135 2.4 29.5 1.0 O A:HOH120 2.5 18.5 1.0 OD2 A:ASP15 2.5 11.0 1.0 OD1 A:ASP15 2.6 12.5 1.0 O A:HOH130 2.6 26.2 1.0 CG A:ASP15 2.9 12.1 1.0 O A:HOH116 2.9 17.3 0.4 O A:HOH134 4.3 27.9 1.0 OG A:SER12 4.3 12.6 1.0 CB A:ASP15 4.4 9.3 1.0 O A:CYS10 4.6 12.4 1.0 O A:HOH116 4.7 28.1 0.6 O A:HOH110 4.8 13.6 1.0 O A:HOH149 4.8 36.9 1.0 N A:SER12 4.8 11.9 1.0 O A:HOH137 4.9 30.5 1.0 O A:HOH174 5.0 54.5 1.0

S.De Vos, J.Backmann, M.Prevost, J.Steyaert, R.Loris. Hydrophobic Core Manipulations in Ribonuclease T1. Biochemistry V. 40 10140 2001.
ISSN: ISSN 0006-2960
PubMed: 11513591
DOI: 10.1021/BI010565N