Calcium in PDB 3edk: Structural Base For Cyclodextrin Hydrolysis

All present enzymatic activity of Structural Base For Cyclodextrin Hydrolysis:
3.2.1.54;

The structure of Structural Base For Cyclodextrin Hydrolysis, PDB code: 3edk was solved by S.Buedenbender, G.E.Schulz, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	19.71 / 1.77
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	106.137, 110.792, 106.398, 90.00, 90.00, 90.00
R / Rfree (%)	17.5 / 20.8

The binding sites of Calcium atom in the Structural Base For Cyclodextrin Hydrolysis (pdb code 3edk). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 4 binding sites of Calcium where determined in the Structural Base For Cyclodextrin Hydrolysis, PDB code: 3edk:
Jump to Calcium binding site number: 1; 2; 3; 4;

Calcium binding site 1 out of 4 in the Structural Base For Cyclodextrin Hydrolysis


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structural Base For Cyclodextrin Hydrolysis within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca602 b:15.1 occ:1.00 OG A:SER222 2.3 14.8 1.0 O A:TYR315 2.4 13.8 1.0 O A:HOH851 2.4 14.2 1.0 O A:HOH843 2.4 14.6 1.0 O A:THR270 2.4 12.7 1.0 OD1 A:ASP280 2.5 15.3 1.0 OD2 A:ASP280 2.5 16.2 1.0 CG A:ASP280 2.8 16.3 1.0 C A:THR270 3.3 14.1 1.0 C A:TYR315 3.5 13.8 1.0 CB A:SER222 3.6 14.8 1.0 O A:SER222 3.8 16.2 1.0 CA A:THR270 4.1 14.2 1.0 CA A:SER222 4.1 14.6 1.0 N A:LYS271 4.2 15.1 1.0 O A:HOH882 4.2 17.8 1.0 CB A:ASP280 4.3 14.7 1.0 C A:SER222 4.3 15.2 1.0 CA A:LYS271 4.4 15.2 1.0 CB A:TYR315 4.4 12.9 1.0 N A:SER316 4.4 13.1 1.0 CA A:TYR315 4.4 13.3 1.0 CA A:SER316 4.5 14.7 1.0 O A:GLY272 4.5 16.4 1.0 O A:HOH878 4.5 16.0 1.0 O A:PHE269 4.6 14.5 1.0 C A:LYS271 4.6 15.5 1.0 O A:LEU281 4.7 13.9 1.0 OD1 A:ASN241 4.8 19.3 1.0 OE1 A:GLN283 4.8 16.2 1.0 O A:LYS271 4.9 15.0 1.0

Calcium binding site 2 out of 4 in the Structural Base For Cyclodextrin Hydrolysis


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Structural Base For Cyclodextrin Hydrolysis within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca603 b:20.1 occ:1.00 OD1 A:ASP125 2.3 18.1 1.0 OD1 A:ASP146 2.3 19.7 1.0 OD1 A:ASN124 2.4 21.3 1.0 O A:GLY144 2.4 16.8 1.0 OD1 A:ASN119 2.5 17.6 1.0 O A:ASP121 2.5 22.7 1.0 O A:HOH927 2.6 17.0 1.0 CG A:ASN119 3.3 17.6 1.0 CG A:ASP146 3.4 19.0 1.0 C A:ASP121 3.4 23.4 1.0 C A:GLY144 3.5 16.7 1.0 CG A:ASN124 3.6 19.6 1.0 CG A:ASP125 3.6 19.3 1.0 CB A:ASP146 3.8 17.1 1.0 ND2 A:ASN119 3.9 20.1 1.0 N A:ASP125 3.9 19.8 1.0 CA A:GLY144 4.0 16.9 1.0 CA A:PRO122 4.2 22.9 1.0 N A:PRO122 4.2 23.1 1.0 CA A:ASP125 4.2 19.9 1.0 N A:ASP121 4.2 22.2 1.0 ND2 A:ASN124 4.2 21.1 1.0 C A:ASN124 4.3 19.9 1.0 CA A:ASP121 4.3 23.4 1.0 O A:ARG194 4.4 17.0 1.0 OD2 A:ASP125 4.4 19.5 1.0 OD2 A:ASP146 4.4 18.1 1.0 CB A:ASN119 4.5 18.6 1.0 CB A:ASP125 4.5 20.0 1.0 C A:PRO122 4.5 22.2 1.0 CA A:ASN119 4.5 18.9 1.0 C A:GLY145 4.5 16.2 1.0 N A:ASN124 4.6 20.5 1.0 N A:GLY145 4.6 16.0 1.0 CB A:ASP121 4.6 24.2 1.0 O A:GLY145 4.7 16.7 1.0 O A:PRO122 4.7 21.8 1.0 N A:ASP146 4.7 16.8 1.0 CA A:ASN124 4.7 20.2 1.0 CB A:ASN124 4.7 19.9 1.0 O A:ASN124 4.8 19.5 1.0 C A:ASN119 4.9 19.5 1.0 N A:GLY120 4.9 19.4 1.0 CA A:ASP146 4.9 16.9 1.0 CA A:GLY145 4.9 16.5 1.0

Calcium binding site 3 out of 4 in the Structural Base For Cyclodextrin Hydrolysis


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Structural Base For Cyclodextrin Hydrolysis within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca602 b:16.9 occ:1.00 O B:HOH894 2.4 16.3 1.0 O B:TYR315 2.4 14.3 1.0 OG B:SER222 2.4 15.6 1.0 O B:THR270 2.4 16.2 1.0 OD1 B:ASP280 2.4 15.5 1.0 OD2 B:ASP280 2.5 16.6 1.0 O B:HOH949 2.5 20.6 1.0 CG B:ASP280 2.8 15.4 1.0 C B:THR270 3.3 16.2 1.0 C B:TYR315 3.5 15.0 1.0 CB B:SER222 3.6 15.6 1.0 O B:SER222 3.9 16.6 1.0 CA B:THR270 4.1 16.3 1.0 N B:LYS271 4.2 16.8 1.0 O B:HOH880 4.2 18.5 1.0 CA B:SER222 4.2 16.0 1.0 CB B:ASP280 4.3 16.5 1.0 CB B:TYR315 4.3 14.1 1.0 N B:SER316 4.4 14.8 1.0 CA B:LYS271 4.4 17.5 1.0 C B:SER222 4.4 15.8 1.0 CA B:TYR315 4.4 14.0 1.0 CA B:SER316 4.4 15.3 1.0 O B:GLY272 4.5 16.5 1.0 O B:LEU281 4.5 17.3 1.0 O B:PHE269 4.6 15.5 1.0 O B:HOH885 4.6 20.5 1.0 C B:LYS271 4.7 17.3 1.0 OD1 B:ASN241 4.8 22.0 1.0 OE1 B:GLN283 4.8 19.7 1.0 O B:LYS271 4.9 16.9 1.0 CB B:THR270 4.9 15.9 1.0

Calcium binding site 4 out of 4 in the Structural Base For Cyclodextrin Hydrolysis


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 4 of Structural Base For Cyclodextrin Hydrolysis within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca603 b:20.8 occ:1.00 OD1 B:ASP146 2.3 21.2 1.0 OD1 B:ASP125 2.4 22.7 1.0 OD1 B:ASN124 2.4 22.2 1.0 O B:ASP121 2.4 22.9 1.0 O B:GLY144 2.4 17.9 1.0 OD1 B:ASN119 2.4 21.7 1.0 O B:HOH926 2.6 19.2 1.0 C B:ASP121 3.3 23.9 1.0 CG B:ASN119 3.3 20.7 1.0 CG B:ASP146 3.4 18.6 1.0 C B:GLY144 3.5 18.4 1.0 CG B:ASN124 3.6 22.7 1.0 CG B:ASP125 3.6 22.2 1.0 CB B:ASP146 3.8 18.1 1.0 ND2 B:ASN119 3.9 19.4 1.0 N B:ASP125 3.9 22.6 1.0 CA B:GLY144 4.0 18.5 1.0 CA B:PRO122 4.1 24.6 1.0 N B:PRO122 4.1 24.7 1.0 N B:ASP121 4.2 24.1 1.0 CA B:ASP121 4.2 24.8 1.0 CA B:ASP125 4.3 22.8 1.0 C B:ASN124 4.3 23.4 1.0 ND2 B:ASN124 4.3 21.9 1.0 O B:ARG194 4.3 20.5 1.0 OD2 B:ASP146 4.4 18.0 1.0 OD2 B:ASP125 4.4 22.1 1.0 C B:PRO122 4.4 24.4 1.0 CB B:ASN119 4.4 20.6 1.0 CA B:ASN119 4.5 20.7 1.0 CB B:ASP125 4.6 22.3 1.0 N B:ASN124 4.6 24.4 1.0 C B:GLY145 4.6 17.5 1.0 CB B:ASP121 4.6 25.4 1.0 N B:GLY145 4.6 18.1 1.0 O B:PRO122 4.6 23.7 1.0 CA B:ASN124 4.7 23.2 1.0 CB B:ASN124 4.7 23.3 1.0 O B:GLY145 4.7 17.8 1.0 N B:ASP146 4.8 17.5 1.0 O B:ASN124 4.8 22.1 1.0 C B:ASN119 4.9 21.4 1.0 CA B:GLY145 4.9 17.6 1.0 CA B:ASP146 5.0 17.7 1.0 N B:GLY120 5.0 21.4 1.0

S.Buedenbender, G.E.Schulz. Structural Base For Enzymatic Cyclodextrin Hydrolysis J.Mol.Biol. V. 385 606 2009.
ISSN: ISSN 0022-2836
PubMed: 19014948
DOI: 10.1016/J.JMB.2008.10.085