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Zinc in PDB 3kwa: Polyamines Inhibit Carbonic Anhydrases

Enzymatic activity of Polyamines Inhibit Carbonic Anhydrases

All present enzymatic activity of Polyamines Inhibit Carbonic Anhydrases:
4.2.1.1;

Protein crystallography data

The structure of Polyamines Inhibit Carbonic Anhydrases, PDB code: 3kwa was solved by C.Temperini, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 12.09 / 2.00
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 41.430, 42.160, 72.250, 90.00, 104.30, 90.00
R / Rfree (%) 23.3 / 28.6

Other elements in 3kwa:

The structure of Polyamines Inhibit Carbonic Anhydrases also contains other interesting chemical elements:

Mercury (Hg) 1 atom

Zinc Binding Sites:

The binding sites of Zinc atom in the Polyamines Inhibit Carbonic Anhydrases (pdb code 3kwa). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Polyamines Inhibit Carbonic Anhydrases, PDB code: 3kwa:

Zinc binding site 1 out of 1 in 3kwa

Go back to Zinc Binding Sites List in 3kwa
Zinc binding site 1 out of 1 in the Polyamines Inhibit Carbonic Anhydrases


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Polyamines Inhibit Carbonic Anhydrases within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn262

b:10.9
occ:1.00
O A:HOH435 1.9 8.6 1.0
NE2 A:HIS94 2.0 6.2 1.0
ND1 A:HIS119 2.1 2.1 1.0
NE2 A:HIS96 2.2 2.5 1.0
CD2 A:HIS94 2.9 7.1 1.0
CE1 A:HIS119 2.9 2.0 1.0
CE1 A:HIS96 3.0 5.0 1.0
CE1 A:HIS94 3.1 6.4 1.0
CG A:HIS119 3.1 5.7 1.0
CD2 A:HIS96 3.2 4.7 1.0
N1 A:SPM300 3.3 34.2 1.0
CB A:HIS119 3.5 3.7 1.0
OG1 A:THR199 3.5 6.3 1.0
NE2 A:HIS119 4.1 3.1 1.0
CG A:HIS94 4.1 6.8 1.0
O A:HOH375 4.1 17.1 1.0
ND1 A:HIS94 4.1 10.0 1.0
OE1 A:GLU106 4.2 5.6 1.0
C7 A:SPM300 4.2 35.9 1.0
CD2 A:HIS119 4.2 6.5 1.0
ND1 A:HIS96 4.2 5.2 1.0
C2 A:SPM300 4.3 34.4 1.0
CG A:HIS96 4.3 6.7 1.0
N5 A:SPM300 4.3 35.0 1.0
C6 A:SPM300 4.5 36.7 1.0
C3 A:SPM300 4.8 35.6 1.0
CB A:THR199 4.9 7.8 1.0
CA A:HIS119 4.9 5.8 1.0
CD A:GLU106 5.0 8.2 1.0

Reference:

F.Carta, C.Temperini, A.Innocenti, A.Scozzafava, K.Kaila, C.T.Supuran. Polyamines Inhibit Carbonic Anhydrases By Anchoring to the Zinc-Coordinated Water Molecule J.Med.Chem. V. 53 5511 2010.
ISSN: ISSN 0022-2623
PubMed: 20590092
DOI: 10.1021/JM1003667
Page generated: Wed Dec 16 04:31:14 2020

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