Table 2 Docking interaction of compounds in the active pocket of α-glucosidase.

From: Synthesis and pharmacological profiling of cis-1-amino-2-indanol derivatives as α-glucosidase inhibitors

Compounds

Ligand’s Atom

Residue’s Atom

Types of Interactions

Bond Distance (Å)

2a

N1

6-ring

OD2-ASP352

CE1-HIS280

HBD

π-H

2.89

3.91

2b

N1

OE2-GLU277

HBD

3.23

2c

N1

O36

OD2-ASP352

OE2-GLU411

HBD

HBD

3.22

2.81

2e

6-ring

6-rinh

NE2-HIS351

6-ring-PHE303

π-H

π-π

3.97

3.75

2f

O42

OE2-GLU411

HBD

2.57

2g

N1

N5

OE1-GLU277

OD2-ASP352

HBD

HBD

2.85

2.95

2h

N5

O37

S4

OE2-GLU277

OE1-GLN279

NE2-GLN353

HBD

HBD

HBA

2.79

2.78

3.40

2k

N5

OE2-GLU277

HBD

3.25

2L

N1

OD2-ASP352

HBD

2.93

3i

N1

OD2-ASP352

HBD

2.84

3j

N1

N5

OD2-ASP352

OD2-ASP352

HBD

HBD

2.74

3.25

3m

N1

OE2-GLU411

HBD

2.88

3n

N5

O36

OE2-GLU277

NE2-HIS112

HBD

HBA

3.21

3.03

4o

N34

O55

6-ring

OE1-GLN279

OE2-GLU411

CE1-HIS280

HBD

HBD

π-H

2.59

2.76

3.90

  1. HBA, Hydrogen bond acceptor, HBD, hydrogen bond donor.