Calcium in PDB 1wzk: Thermoactinomyces Vulgaris R-47 Alpha-Amylase II (Tva II) Mutatnt D465N

All present enzymatic activity of Thermoactinomyces Vulgaris R-47 Alpha-Amylase II (Tva II) Mutatnt D465N:
3.2.1.135;

The structure of Thermoactinomyces Vulgaris R-47 Alpha-Amylase II (Tva II) Mutatnt D465N, PDB code: 1wzk was solved by M.Mizuno, K.Ichikawa, T.Tonozuka, A.Ohtaki, Y.Shimura, S.Kamitori, A.Nishikawa, Y.Sakano, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	32.21 / 2.30
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	112.390, 117.660, 112.923, 90.00, 90.00, 90.00
R / Rfree (%)	20.2 / 24.8

The binding sites of Calcium atom in the Thermoactinomyces Vulgaris R-47 Alpha-Amylase II (Tva II) Mutatnt D465N (pdb code 1wzk). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Thermoactinomyces Vulgaris R-47 Alpha-Amylase II (Tva II) Mutatnt D465N, PDB code: 1wzk:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Thermoactinomyces Vulgaris R-47 Alpha-Amylase II (Tva II) Mutatnt D465N


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Thermoactinomyces Vulgaris R-47 Alpha-Amylase II (Tva II) Mutatnt D465N within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1601 b:25.0 occ:1.00 OD1 A:ASN148 2.2 24.7 1.0 OD2 A:ASP149 2.2 32.5 1.0 OD2 A:ASP171 2.4 22.9 1.0 O A:HOH1666 2.4 25.3 1.0 OD1 A:ASN143 2.5 20.7 1.0 O A:ASP145 2.5 23.8 1.0 O A:GLY169 2.5 24.4 1.0 CG A:ASN143 3.3 23.0 1.0 CG A:ASN148 3.3 25.3 1.0 CG A:ASP171 3.4 23.8 1.0 C A:ASP145 3.4 24.1 1.0 CG A:ASP149 3.5 30.3 1.0 C A:GLY169 3.5 26.4 1.0 CB A:ASP171 3.8 21.9 1.0 CA A:GLY169 3.8 28.9 1.0 ND2 A:ASN143 3.8 22.7 1.0 ND2 A:ASN148 3.9 26.9 1.0 N A:ASP149 4.0 30.0 1.0 OD1 A:ASP149 4.2 29.7 1.0 CA A:ASP149 4.2 32.8 1.0 N A:PRO146 4.2 24.9 1.0 C A:ASN148 4.3 27.9 1.0 O A:GLN215 4.3 19.0 1.0 CA A:ASP145 4.3 23.3 1.0 N A:ASP145 4.3 23.9 1.0 CA A:PRO146 4.3 24.9 1.0 CB A:ASN143 4.4 22.1 1.0 CB A:ASP149 4.5 31.7 1.0 OD1 A:ASP171 4.5 23.6 1.0 CB A:ASP145 4.6 24.2 1.0 CB A:ASN148 4.6 26.3 1.0 N A:ASN148 4.6 26.6 1.0 C A:GLY170 4.6 24.5 1.0 O A:GLY170 4.6 24.1 1.0 CA A:ASN143 4.6 23.0 1.0 N A:GLY170 4.6 26.0 1.0 C A:PRO146 4.7 24.7 1.0 O A:ASN148 4.7 27.2 1.0 CA A:ASN148 4.7 27.3 1.0 N A:ASP171 4.7 22.9 1.0 O A:PRO146 4.9 26.1 1.0 CA A:ASP171 4.9 21.1 1.0

Calcium binding site 2 out of 2 in the Thermoactinomyces Vulgaris R-47 Alpha-Amylase II (Tva II) Mutatnt D465N


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Thermoactinomyces Vulgaris R-47 Alpha-Amylase II (Tva II) Mutatnt D465N within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca1602 b:30.9 occ:1.00 OD1 B:ASP149 2.2 37.2 1.0 OD1 B:ASN148 2.2 29.3 1.0 O B:ASP145 2.4 37.7 1.0 O B:GLY169 2.5 28.8 1.0 O B:HOH1669 2.5 21.8 1.0 OD1 B:ASP171 2.5 28.8 1.0 OD1 B:ASN143 2.8 29.7 1.0 CG B:ASP149 3.3 36.7 1.0 C B:ASP145 3.3 37.0 1.0 CG B:ASN148 3.3 33.0 1.0 CG B:ASP171 3.4 29.7 1.0 CG B:ASN143 3.4 31.1 1.0 C B:GLY169 3.5 29.1 1.0 ND2 B:ASN143 3.7 31.7 1.0 CA B:GLY169 3.8 31.7 1.0 ND2 B:ASN148 3.9 30.9 1.0 N B:ASP149 3.9 36.2 1.0 CB B:ASP171 4.0 28.2 1.0 OD2 B:ASP149 4.0 37.5 1.0 N B:ASP145 4.1 35.1 1.0 N B:PRO146 4.1 36.8 1.0 CA B:ASP149 4.2 37.0 1.0 CA B:ASP145 4.2 36.2 1.0 CA B:PRO146 4.2 37.2 1.0 OD2 B:ASP171 4.3 31.9 1.0 C B:ASN148 4.3 36.5 1.0 CB B:ASP149 4.3 36.5 1.0 O B:GLN215 4.4 25.6 1.0 CB B:ASN143 4.5 28.6 1.0 CB B:ASN148 4.6 33.2 1.0 CA B:ASN143 4.6 29.8 1.0 N B:GLY170 4.7 29.3 1.0 CB B:ASP145 4.7 37.7 1.0 C B:GLY170 4.7 27.9 1.0 N B:ASN148 4.7 36.1 1.0 C B:PRO146 4.7 35.8 1.0 O B:GLY170 4.7 26.4 1.0 CA B:ASN148 4.8 36.2 1.0 N B:ASP171 4.8 27.0 1.0 O B:ASN148 4.8 37.5 1.0 N B:GLY144 4.8 31.6 1.0 O B:HOH1812 4.9 21.9 1.0 C B:ASN143 4.9 31.5 1.0

M.Mizuno, K.Ichikawa, T.Tonozuka, A.Ohtaki, Y.Shimura, S.Kamitori, A.Nishikawa, Y.Sakano. Mutagenesis and Structural Analysis of Thermoactinomyces Vulgaris R-47 Alpha-Amylase II (Tva II) To Be Published.