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Calcium in PDB 1mxd: Structure of A (Ca,Zn)-Dependent Alpha-Amylase From the Hyperthermophilic Archaeon Pyrococcus Woesei

Enzymatic activity of Structure of A (Ca,Zn)-Dependent Alpha-Amylase From the Hyperthermophilic Archaeon Pyrococcus Woesei

All present enzymatic activity of Structure of A (Ca,Zn)-Dependent Alpha-Amylase From the Hyperthermophilic Archaeon Pyrococcus Woesei:
3.2.1.1;

Protein crystallography data

The structure of Structure of A (Ca,Zn)-Dependent Alpha-Amylase From the Hyperthermophilic Archaeon Pyrococcus Woesei, PDB code: 1mxd was solved by A.Linden, O.Mayans, W.Meyer-Klaucke, G.Antranikian, M.Wilmanns, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 2.00
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 62.837, 77.207, 106.569, 90.00, 90.00, 90.00
R / Rfree (%) 19 / 21.5

Other elements in 1mxd:

The structure of Structure of A (Ca,Zn)-Dependent Alpha-Amylase From the Hyperthermophilic Archaeon Pyrococcus Woesei also contains other interesting chemical elements:

Zinc (Zn) 6 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Structure of A (Ca,Zn)-Dependent Alpha-Amylase From the Hyperthermophilic Archaeon Pyrococcus Woesei (pdb code 1mxd). 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 of A (Ca,Zn)-Dependent Alpha-Amylase From the Hyperthermophilic Archaeon Pyrococcus Woesei, PDB code: 1mxd:

Calcium binding site 1 out of 1 in 1mxd

Go back to Calcium Binding Sites List in 1mxd
Calcium binding site 1 out of 1 in the Structure of A (Ca,Zn)-Dependent Alpha-Amylase From the Hyperthermophilic Archaeon Pyrococcus Woesei


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of A (Ca,Zn)-Dependent Alpha-Amylase From the Hyperthermophilic Archaeon Pyrococcus Woesei within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca731

b:24.4
occ:1.00
 O A:GLY157 2.3 24.1 1.0
O A:GLY202 2.3 22.2 1.0
OD1 A:ASP155 2.4 23.7 1.0
O A:HOH448 2.4 21.8 1.0
OD1 A:ASP164 2.5 24.8 1.0
OD2 A:ASP155 2.5 21.2 1.0
ND2 A:ASN110 2.5 26.9 1.0
OD2 A:ASP164 2.7 24.2 1.0
CG A:ASP155 2.8 24.9 1.0
CG A:ASP164 2.9 23.9 1.0
C A:GLY202 3.4 22.6 1.0
C A:GLY157 3.5 27.1 1.0
CG A:ASN110 3.6 27.9 1.0
CA A:GLY202 4.0 23.9 1.0
OD1 A:ASN110 4.0 29.1 1.0
N A:GLY157 4.0 27.5 1.0
O A:ASN110 4.2 24.5 1.0
CB A:ASP155 4.3 26.2 1.0
CA A:GLY157 4.3 27.1 1.0
O A:HOH509 4.3 31.0 1.0
CB A:ASP164 4.4 24.8 1.0
N A:TYR203 4.4 23.8 1.0
N A:THR158 4.5 26.7 1.0
CE1 A:HIS147 4.6 24.7 1.0
CB A:TYR203 4.6 23.1 1.0
ND1 A:HIS147 4.6 24.7 1.0
O A:ILE165 4.6 24.6 1.0
CA A:THR158 4.6 27.6 1.0
CA A:TYR203 4.7 23.0 1.0
CB A:ASN110 4.7 26.2 1.0
O A:HOH443 4.8 21.4 1.0
CA A:ASN110 5.0 25.5 1.0
C A:ASN110 5.0 25.6 1.0
N A:GLU156 5.0 29.2 1.0

Reference:

A.Linden, O.Mayans, W.Meyer-Klaucke, G.Antranikian, M.Wilmanns. Differential Regulation of A Hyperthermophilic Alpha-Amylase with A Novel (Ca,Zn) Two-Metal Center By Zinc J.Biol.Chem. V. 278 9875 2003.
ISSN: ISSN 0021-9258
PubMed: 12482867
DOI: 10.1074/JBC.M211339200
Page generated: Thu Jul 11 12:38:10 2024

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