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Calcium in PDB 2apr: Structure and Refinement at 1.8 Angstroms Resolution of the Aspartic Proteinase From Rhizopus Chinensis

Enzymatic activity of Structure and Refinement at 1.8 Angstroms Resolution of the Aspartic Proteinase From Rhizopus Chinensis

All present enzymatic activity of Structure and Refinement at 1.8 Angstroms Resolution of the Aspartic Proteinase From Rhizopus Chinensis:
3.4.23.6;

Protein crystallography data

The structure of Structure and Refinement at 1.8 Angstroms Resolution of the Aspartic Proteinase From Rhizopus Chinensis, PDB code: 2apr was solved by K.Suguna, D.R.Davies, 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 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 60.310, 60.600, 106.970, 90.00, 90.00, 90.00
R / Rfree (%) n/a / n/a

Calcium Binding Sites:

The binding sites of Calcium atom in the Structure and Refinement at 1.8 Angstroms Resolution of the Aspartic Proteinase From Rhizopus Chinensis (pdb code 2apr). 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 Structure and Refinement at 1.8 Angstroms Resolution of the Aspartic Proteinase From Rhizopus Chinensis, PDB code: 2apr:

Calcium binding site 1 out of 1 in 2apr

Go back to Calcium Binding Sites List in 2apr
Calcium binding site 1 out of 1 in the Structure and Refinement at 1.8 Angstroms Resolution of the Aspartic Proteinase From Rhizopus Chinensis


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure and Refinement at 1.8 Angstroms Resolution of the Aspartic Proteinase From Rhizopus Chinensis within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca326

b:21.1
occ:0.81
 O A:HOH827 2.3 36.5 0.7
O A:GLY220 2.3 11.5 1.0
O A:HOH718 2.4 14.7 0.8
O A:HOH760 2.4 29.1 0.8
O A:HOH533 2.4 23.6 1.0
O A:HOH525 2.5 19.7 1.0
O A:HOH721 2.7 25.2 0.8
C A:GLY220 3.5 11.4 1.0
OD1 A:ASP33 4.0 17.6 1.0
CA A:GLY220 4.0 10.5 1.0
O A:HOH858 4.1 37.5 0.6
O A:HOH698 4.3 24.8 0.8
O A:HOH571 4.4 17.2 1.0
N A:THR221 4.6 11.2 1.0
O A:HOH671 4.6 22.3 0.9
OD1 A:ASP79 4.6 45.4 1.0
O A:HOH507 4.7 13.5 1.0
O A:HOH863 4.8 57.6 0.6
CA A:THR221 4.9 11.4 1.0
O A:HOH577 4.9 45.3 1.0

Reference:

K.Suguna, R.R.Bott, E.A.Padlan, E.Subramanian, S.Sheriff, G.H.Cohen, D.R.Davies. Structure and Refinement at 1.8 A Resolution of the Aspartic Proteinase From Rhizopus Chinensis. J.Mol.Biol. V. 196 877 1987.
ISSN: ISSN 0022-2836
PubMed: 3316666
DOI: 10.1016/0022-2836(87)90411-6
Page generated: Tue Jul 8 04:20:41 2025

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