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Calcium in PDB 1b0i: Alpha-Amylase From Alteromonas Haloplanctis

Enzymatic activity of Alpha-Amylase From Alteromonas Haloplanctis

All present enzymatic activity of Alpha-Amylase From Alteromonas Haloplanctis:
3.2.1.1;

Protein crystallography data

The structure of Alpha-Amylase From Alteromonas Haloplanctis, PDB code: 1b0i was solved by N.Aghajari, R.Haser, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 2.40
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 56.800, 80.300, 120.100, 90.00, 90.00, 90.00
R / Rfree (%) 18 / 21.7

Other elements in 1b0i:

The structure of Alpha-Amylase From Alteromonas Haloplanctis also contains other interesting chemical elements:

Chlorine (Cl) 1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Alpha-Amylase From Alteromonas Haloplanctis (pdb code 1b0i). 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 Alpha-Amylase From Alteromonas Haloplanctis, PDB code: 1b0i:

Calcium binding site 1 out of 1 in 1b0i

Go back to Calcium Binding Sites List in 1b0i
Calcium binding site 1 out of 1 in the Alpha-Amylase From Alteromonas Haloplanctis


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Alpha-Amylase From Alteromonas Haloplanctis within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca800

b:23.1
occ:1.00
H1 A:HOH1091 2.1 0.0 1.0
O A:HOH1107 2.3 22.5 1.0
OD1 A:ASN88 2.4 19.6 1.0
O A:HOH1091 2.4 20.4 1.0
O A:HIS178 2.5 18.2 1.0
OD1 A:ASP144 2.5 17.8 1.0
H2 A:HOH1107 2.5 0.0 1.0
OD2 A:ASP144 2.5 12.8 1.0
O A:HOH1108 2.6 19.0 1.0
O A:GLN135 2.7 20.9 1.0
CG A:ASP144 2.8 13.4 1.0
H1 A:HOH1108 2.9 0.0 1.0
H2 A:HOH1108 3.0 0.0 1.0
H2 A:HOH1091 3.2 0.0 1.0
H1 A:HOH1107 3.3 0.0 1.0
CG A:ASN88 3.5 14.1 1.0
C A:GLN135 3.6 15.0 1.0
C A:HIS178 3.6 13.7 1.0
HD1 A:HIS117 3.8 15.0 1.0
HD21 A:ASN88 3.9 0.0 1.0
ND2 A:ASN88 4.2 16.5 1.0
O A:ASN88 4.3 16.6 1.0
CB A:HIS178 4.3 13.5 1.0
CA A:GLN135 4.3 16.8 1.0
CB A:ASP144 4.3 19.8 1.0
CG2 A:VAL179 4.4 13.4 1.0
ND1 A:HIS117 4.5 18.5 1.0
O A:LEU145 4.5 18.7 1.0
N A:VAL179 4.5 16.2 1.0
N A:ASN136 4.5 12.6 1.0
CE1 A:HIS117 4.5 22.2 1.0
CA A:HIS178 4.5 15.3 1.0
CA A:VAL179 4.6 12.8 1.0
CA A:ASN136 4.7 16.0 1.0
CB A:ASN88 4.7 13.7 1.0
O A:CYS137 4.7 13.9 1.0
HG1 A:THR147 4.9 15.0 1.0
H2 A:HOH1017 4.9 0.0 1.0
CA A:ASP144 5.0 12.0 1.0

Reference:

N.Aghajari, G.Feller, C.Gerday, R.Haser. Structures of the Psychrophilic Alteromonas Haloplanctis Alpha-Amylase Give Insights Into Cold Adaptation at A Molecular Level. Structure V. 6 1503 1998.
ISSN: ISSN 0969-2126
PubMed: 9862804
DOI: 10.1016/S0969-2126(98)00149-X
Page generated: Sat Dec 12 02:49:09 2020

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