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Calcium in PDB 1stb: Accommodation of Insertion Mutations on the Surface and in the Interior of Staphylococcal Nuclease

Enzymatic activity of Accommodation of Insertion Mutations on the Surface and in the Interior of Staphylococcal Nuclease

All present enzymatic activity of Accommodation of Insertion Mutations on the Surface and in the Interior of Staphylococcal Nuclease:
3.1.31.1;

Protein crystallography data

The structure of Accommodation of Insertion Mutations on the Surface and in the Interior of Staphylococcal Nuclease, PDB code: 1stb was solved by S.Quirk, A.Gittis, L.J.Keefe, E.E.Lattman, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 6.00 / 2.00
Space group P 41
Cell size a, b, c (Å), α, β, γ (°) 47.160, 47.160, 63.150, 90.00, 90.00, 90.00
R / Rfree (%) n/a / n/a

Calcium Binding Sites:

The binding sites of Calcium atom in the Accommodation of Insertion Mutations on the Surface and in the Interior of Staphylococcal Nuclease (pdb code 1stb). 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 Accommodation of Insertion Mutations on the Surface and in the Interior of Staphylococcal Nuclease, PDB code: 1stb:

Calcium binding site 1 out of 1 in 1stb

Go back to Calcium Binding Sites List in 1stb
Calcium binding site 1 out of 1 in the Accommodation of Insertion Mutations on the Surface and in the Interior of Staphylococcal Nuclease


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Accommodation of Insertion Mutations on the Surface and in the Interior of Staphylococcal Nuclease within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca150

b:15.9
occ:1.00
 O A:HOH163 2.1 19.2 1.0
O A:HOH162 2.1 12.6 0.9
OD2 A:ASP19 2.3 16.4 1.0
OD1 A:ASP40 2.3 26.6 1.0
OD1 A:ASP21 2.4 11.1 1.0
CG A:PRO42 2.8 53.2 1.0
CG A:ASP19 3.1 14.3 1.0
OD1 A:ASP19 3.1 18.6 1.0
CG A:ASP21 3.2 13.2 1.0
CG A:ASP40 3.2 26.3 1.0
OD2 A:ASP21 3.3 14.1 1.0
OD2 A:ASP40 3.5 26.1 1.0
CD A:PRO42 3.6 51.1 1.0
OG1 A:THR22 3.9 13.1 1.0
CB A:PRO42 4.0 53.1 1.0
CA A:PRO42 4.3 51.0 1.0
O A:ASP40 4.3 31.0 1.0
O5P A:THP151 4.4 16.3 1.0
N A:PRO42 4.4 49.0 1.0
CB A:ASP19 4.5 13.1 1.0
CB A:ASP40 4.6 22.6 1.0
O4P A:THP151 4.6 13.5 1.0
N A:ASP21 4.6 14.3 1.0
CB A:ASP21 4.6 9.9 1.0
O A:HOH153 4.8 30.4 1.0
O A:THR41 4.8 50.2 1.0
P2 A:THP151 5.0 18.1 1.0
C A:THR41 5.0 47.9 1.0
CA A:ASP21 5.0 12.9 1.0
C A:ASP40 5.0 29.0 1.0

Reference:

L.J.Keefe, S.Quirk, A.Gittis, J.Sondek, E.E.Lattman. Accommodation of Insertion Mutations on the Surface and in the Interior of Staphylococcal Nuclease. Protein Sci. V. 3 391 1994.
ISSN: ISSN 0961-8368
PubMed: 8019410
Page generated: Tue Jul 8 02:05:35 2025

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