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Table 3 Molecular docking results of the compounds synthesized against human topoisomerase IIα (PDB ID:4fm9)

From: Synthesis, in silico molecular docking analysis, pharmacokinetic properties and evaluation of antibacterial and antioxidant activities of fluoroquinolines

Compounds

Affinity (kcal/mol)

H-bonds

Amino acid interactions

Hydrophobic/Pi-cation/Pi-anion/ Pi-alkyl interactions

Van der Waals interactions

4

− 6.8

Ser-547

Ile-577, Gln-542, Tyr-686, Leu-685, Leu-705, Lys-701

Ser-591, Pro-593, Leu-592, Tyr-590, Gln-544, Asp-543, Glu-702

5

− 7.2

Ser-547, Glu-702, Gln-542, Leu-592, Tyr-684

Asp-683, Leu-685, Leu-705

Asp-543, Ile-577, Lys-701

6

− 7.2

Ser-547, Leu-685

Leu-705, Lys-701

Tyr-684, Glu-702, Tyr-686, Gln-542, Asp-543, Gln-544, Ile-577

7

− 7.1

Ser-547, Asp-543, Leu-685

Leu-705, Lys-701

Asp-683, Tyr-684, Glu-702, Gln-542, Ile-577, Gln-544, Tyr-590

8

− 7.4

–

Glu-586, Met-587, Ala-588, Trp-598, Val-580, Phe-589

Phe-595, Val0578, Tyr-590,

9

− 7.0

Ser-547, Ser-591, Asp-543, Gln-542, Pro-593, Leu-685

Asp-683, Lys-701, Leu-705, Glu-702

Gly-546, Asp-541, Ile-577, Tyr-684

10

− 7.4

–

Asp-541, Gln-542, Asp-543, Leu-592, Pro-593, Leu-705

Ser-547, Glu-702, Tyr-686, Asp-683, Lys-701, Leu-685, Tyr-684, Gln-544

15

− 6.9

Ser-547, Gln-542, Leu-685

Leu-705

Asp-543, Glu-702, Tyr-686, Lys-702, Tyr-684, Tyr-590, Ile-577

16

− 7.5

Ser-547, Glu-702, Asp-543, Leu-685, Gln-542, Leu-592

Ile-577, Leu-705, Pro-593

Lys-701, Tyr-684, Tyr-590

Vosaroxin

− 7.2

Ser-591, Leu-685, Leu-592

Leu-705, Ile-577, Pro-593

Glu-682, Tyr-684, Arg-672, Gln-542