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. 2020 Jun 19;25(12):2841. doi: 10.3390/molecules25122841

Table 1.

Amino acids that compose the microenvironment of the complex IL-1β/piperine and PPL analogues, obtained by molecular docking.

Molecule Amino Acids
Non-Polar Positively Charged Negatively Charged Polar
Piperine Leu80, Leu134, Val32,
Phe133, Pro131, Trp120
Lys77 - Thr137, Thr79
3a Leu82, Leu26, Leu80, Leu134, Phe133, Val132 and Pro131 Lys77 Glu25 Thr79
4a Leu80,Leu82, Leu134,Val132,
Phe133, Pro78
- - Thr79, Gln81, Tyr24
3b Pro2, Pro87, Pro91 Lys88, Lys92, Lys93, Lys94 - Asn89, Tyr90,
3c Leu80, Leu82, Leu134, Phe133,
Pro78, Trp120, Val132, Pro131
Lys77 Glu25 Tyr24, Gln81
4c Leu26, Val132, Phe133, Pro78,
Leu134, Leu82 Pro131, Leu80,
- - Gln81, Tyr24, Thr79
PPL Val132, Phe133, Gly135, Gly136,
Trp120, Leu134, Leu80
Lys77 Asp142 Thr79, Thr137
9a Leu80, Trp120, Gly136, Gly135,
Phe133, Leu134
Lys77 Asp142 Thr79, Thr137
10 Trp120, Leu80, Leu82, Val32,
Leu134, Phe133
Lys77 Glu25 Tyr24, Gln81
9b Leu82, Leu80, Phe133, Leu134,
Trp120, Val132
Lys77 Glu25, Gln81, Tyr24