Zinc in PDB 8q18: The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide

Enzymatic activity of The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide

All present enzymatic activity of The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide:
4.2.1.1;

Protein crystallography data

The structure of The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide, PDB code: 8q18 was solved by J.Leitans, K.Tars, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 61.01 / 2.13
Space group H 3
Cell size a, b, c (Å), α, β, γ (°) 152.1, 152.1, 171.67, 90, 90, 120
R / Rfree (%) 17.5 / 21.7

Zinc Binding Sites:

The binding sites of Zinc atom in the The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide (pdb code 8q18). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 4 binding sites of Zinc where determined in the The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide, PDB code: 8q18:
Jump to Zinc binding site number: 1; 2; 3; 4;

Zinc binding site 1 out of 4 in 8q18

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Zinc binding site 1 out of 4 in the The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn301

b:29.5
occ:1.00
N7 A:IQE302 2.0 45.2 1.0
ND1 A:HIS119 2.1 25.1 1.0
NE2 A:HIS96 2.1 30.6 1.0
NE2 A:HIS94 2.2 27.5 1.0
O5 A:IQE302 2.6 36.3 1.0
S1 A:IQE302 2.6 42.7 1.0
CE1 A:HIS119 2.9 24.2 1.0
CE1 A:HIS96 3.1 27.9 1.0
CD2 A:HIS96 3.1 32.8 1.0
CD2 A:HIS94 3.1 27.8 1.0
CG A:HIS119 3.2 25.2 1.0
CE1 A:HIS94 3.2 29.1 1.0
O6 A:IQE302 3.7 43.0 1.0
CB A:HIS119 3.7 23.7 1.0
OE2 A:GLU106 3.8 38.2 1.0
OG1 A:THR200 3.9 44.6 1.0
C7 A:IQE302 4.1 55.8 1.0
NE2 A:HIS119 4.1 22.4 1.0
ND1 A:HIS96 4.2 30.8 1.0
CG A:HIS96 4.2 31.7 1.0
CD2 A:HIS119 4.3 22.6 1.0
CG A:HIS94 4.3 27.8 1.0
ND1 A:HIS94 4.3 31.0 1.0
CD A:GLU106 4.7 31.6 1.0
O1 A:GOL303 4.7 80.5 1.0
CH2 A:TRP210 4.7 23.5 1.0
C8 A:IQE302 4.9 50.3 1.0

Zinc binding site 2 out of 4 in 8q18

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Zinc binding site 2 out of 4 in the The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Zn301

b:27.8
occ:1.00
N7 B:IQE302 2.0 39.7 1.0
NE2 B:HIS94 2.1 24.0 1.0
NE2 B:HIS96 2.1 26.7 1.0
ND1 B:HIS119 2.2 23.4 1.0
S1 B:IQE302 2.6 38.2 1.0
O5 B:IQE302 2.9 37.2 1.0
CD2 B:HIS94 3.1 26.2 1.0
CE1 B:HIS96 3.1 27.9 1.0
CE1 B:HIS94 3.1 25.7 1.0
CD2 B:HIS96 3.1 25.8 1.0
CE1 B:HIS119 3.1 21.8 1.0
CG B:HIS119 3.2 23.6 1.0
CB B:HIS119 3.6 23.4 1.0
O6 B:IQE302 3.9 30.3 1.0
OE2 B:GLU106 3.9 39.4 1.0
C7 B:IQE302 4.0 43.8 1.0
OG1 B:THR200 4.1 25.8 1.0
CG B:HIS94 4.2 25.6 1.0
ND1 B:HIS96 4.2 29.2 1.0
ND1 B:HIS94 4.2 25.4 1.0
CG B:HIS96 4.3 29.6 1.0
NE2 B:HIS119 4.3 22.3 1.0
CD2 B:HIS119 4.3 21.9 1.0
C3 B:GOL303 4.7 81.6 1.0
C8 B:IQE302 4.7 40.0 1.0
CH2 B:TRP210 4.8 22.6 1.0
CD B:GLU106 5.0 33.7 1.0
C12 B:IQE302 5.0 46.0 1.0

Zinc binding site 3 out of 4 in 8q18

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Zinc binding site 3 out of 4 in the The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 3 of The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Zn301

b:32.9
occ:1.00
N7 C:IQE302 2.1 48.1 1.0
NE2 C:HIS94 2.1 23.1 1.0
ND1 C:HIS119 2.1 28.4 1.0
NE2 C:HIS96 2.2 44.8 1.0
S1 C:IQE302 2.7 47.0 1.0
O5 C:IQE302 2.9 47.1 1.0
CD2 C:HIS94 3.0 25.5 1.0
CE1 C:HIS119 3.1 30.2 1.0
CE1 C:HIS94 3.1 25.9 1.0
CD2 C:HIS96 3.1 43.2 1.0
CE1 C:HIS96 3.2 42.7 1.0
CG C:HIS119 3.2 28.1 1.0
CB C:HIS119 3.6 28.9 1.0
O6 C:IQE302 3.8 39.8 1.0
OE2 C:GLU106 3.9 42.8 1.0
C7 C:IQE302 4.0 51.4 1.0
OG1 C:THR200 4.0 30.8 1.0
CG C:HIS94 4.2 25.7 1.0
ND1 C:HIS94 4.2 25.4 1.0
NE2 C:HIS119 4.2 29.1 1.0
ND1 C:HIS96 4.3 40.8 1.0
CG C:HIS96 4.3 43.0 1.0
CD2 C:HIS119 4.3 30.8 1.0
C8 C:IQE302 4.7 50.9 1.0
CH2 C:TRP210 4.7 26.1 1.0
C3 C:GOL303 4.8 58.0 1.0
CD C:GLU106 4.9 35.5 1.0
C12 C:IQE302 5.0 53.3 1.0

Zinc binding site 4 out of 4 in 8q18

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Zinc binding site 4 out of 4 in the The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 4 of The Crystal Structure of Human Carbonic Anhydrase IX in Complex with Sulfonamide within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Zn301

b:24.7
occ:1.00
N7 D:IQE302 2.0 49.0 1.0
NE2 D:HIS96 2.1 20.3 1.0
ND1 D:HIS119 2.1 19.1 1.0
NE2 D:HIS94 2.2 17.8 1.0
O5 D:IQE302 2.6 40.2 1.0
S1 D:IQE302 2.6 47.5 1.0
CE1 D:HIS119 3.1 17.8 1.0
CE1 D:HIS96 3.1 21.4 1.0
CD2 D:HIS96 3.1 22.5 1.0
CD2 D:HIS94 3.2 17.7 1.0
CG D:HIS119 3.2 17.8 1.0
CE1 D:HIS94 3.2 18.9 1.0
CB D:HIS119 3.6 17.4 1.0
O6 D:IQE302 3.7 47.9 1.0
OE2 D:GLU106 4.0 30.7 1.0
OG1 D:THR200 4.0 36.9 1.0
C7 D:IQE302 4.0 55.9 1.0
ND1 D:HIS96 4.2 20.3 1.0
NE2 D:HIS119 4.2 18.7 1.0
CG D:HIS96 4.3 22.4 1.0
CD2 D:HIS119 4.3 18.2 1.0
CG D:HIS94 4.3 16.3 1.0
ND1 D:HIS94 4.3 15.8 1.0
CH2 D:TRP210 4.7 18.8 1.0
C8 D:IQE302 4.8 54.1 1.0
CD D:GLU106 4.8 27.6 1.0
O D:HOH445 5.0 41.1 1.0
O1 D:GOL303 5.0 64.3 1.0

Reference:

J.Leitans, A.Kazaks, J.Bogans, C.T.Supuran, I.Akopjana, J.Ivanova, R.Zalubovskis, K.Tars. Structural Basis of Saccharin Derivative Inhibition of Carbonic Anhydrase IX. Chemmedchem 00454 2023.
ISSN: ESSN 1860-7187
PubMed: 37837260
DOI: 10.1002/CMDC.202300454
Page generated: Thu Oct 31 09:52:25 2024

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