Chlorine in PDB 1z9y: Carbonic Anhydrase II in Complex with Furosemide As Sulfonamide Inhibitor

Enzymatic activity of Carbonic Anhydrase II in Complex with Furosemide As Sulfonamide Inhibitor

All present enzymatic activity of Carbonic Anhydrase II in Complex with Furosemide As Sulfonamide Inhibitor:
4.2.1.1;

Protein crystallography data

The structure of Carbonic Anhydrase II in Complex with Furosemide As Sulfonamide Inhibitor, PDB code: 1z9y was solved by V.S.Honndorf, A.Heine, G.Klebe, C.T.Supuran, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	10.00 / 1.66
*Space group*	P 1 2₁ 1
*Cell size a, b, c (Å), α, β, γ (°)*	42.310, 41.950, 72.150, 90.00, 104.57, 90.00
*R / R_free (%)*	17.8 / 24.6

Other elements in 1z9y:

The structure of Carbonic Anhydrase II in Complex with Furosemide As Sulfonamide Inhibitor also contains other interesting chemical elements:

Mercury	(Hg)	1 atom
Zinc	(Zn)	2 atoms

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Carbonic Anhydrase II in Complex with Furosemide As Sulfonamide Inhibitor (pdb code 1z9y). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total only one binding site of Chlorine was determined in the Carbonic Anhydrase II in Complex with Furosemide As Sulfonamide Inhibitor, PDB code: 1z9y:

Chlorine binding site 1 out of 1 in 1z9y

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Chlorine Binding Sites List in 1z9y

Chlorine binding site 1 out of 1 in the Carbonic Anhydrase II in Complex with Furosemide As Sulfonamide Inhibitor

Mono view

Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Carbonic Anhydrase II in Complex with Furosemide As Sulfonamide Inhibitor within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Cl500 b:13.1 occ:1.00	CL1	A:FUN500	0.0	13.1	1.0
	C2	A:FUN500	1.7	8.9	1.0
	C3	A:FUN500	2.7	12.5	1.0
	C1	A:FUN500	2.7	12.1	1.0
	O2	A:FUN500	3.2	10.6	1.0
	S1	A:FUN500	3.3	10.5	1.0
	O1	A:FUN500	3.3	11.0	1.0
	CG2	A:VAL143	3.6	12.2	1.0
	CG1	A:VAL121	3.9	12.4	1.0
	CG2	A:VAL121	3.9	11.5	1.0
	C4	A:FUN500	4.0	19.1	1.0
	CD1	A:LEU141	4.0	15.1	1.0
	C11	A:FUN500	4.0	13.8	1.0
	CD1	A:LEU198	4.1	20.9	1.0
	CG	A:LEU198	4.3	24.3	1.0
	C10	A:FUN500	4.5	14.8	1.0
	CB	A:VAL121	4.5	10.9	1.0
	CG2	A:VAL207	4.5	13.9	1.0
	O3	A:FUN500	4.6	34.9	1.0
	N1	A:FUN500	4.7	9.1	1.0
	CA	A:LEU198	4.7	10.5	1.0
	CB	A:VAL143	5.0	12.5	1.0

Reference:

V.S.Honndorf, A.Heine, G.Klebe, C.T.Supuran. Carbonic Anhydrase II in Complex with Furosemide As Sulfonamide Inhibitor To Be Published.

Page generated: Thu Jul 10 20:49:59 2025

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