Table 1 Antimicrobial activity of some peptide classes

Defensin

Cp-thionin-2

Vigna unguiculata

Staphylococcus aureus (128 μg · mL⁻¹)

Escherichia coli (64 μg · mL⁻¹)

[36]

Defensin

Fabatin-1

Vicia faba

E. coli (100 μg · mL⁻¹)

Pseudomonas aeruginosa (30 μg · mL⁻¹)

[35]

Defensin

Fabatin-2

V. faba

E. coli (100 μg · mL⁻¹)

P. aeruginosa (30 μg · mL⁻¹)

[35]

Defensin

StPTH1

Solanum tuberosum cv Jaerla

Clavibacter michiganensis (7 μM)

Ralstonia solanacearum (25 μM)

R. solanacearum (rfa ^-) (25 μM)

EC₅₀ – Effective concentration for 50% inhibition

[44]

Defensin

Cn-AMP1

Cocos nucifera

Bacillus subtilis (76 μg · mL⁻¹)

S. aureus (80 μg · mL⁻¹)

E. coli (82 μg · mL⁻¹)

P. aeruginosa (79 μg · mL⁻¹)

[45]

Defensin

Cn-AMP2

C. nucifera

B. subtilis (150 μg · mL⁻¹)

S. aureus (170 μg · mL⁻¹)

E. coli (170 μg/mL)

P. aeruginosa (169 μg · mL⁻¹)

[45]

Defensin

Cn-AMP3

C. nucifera

B. subtilis (257 μg · mL⁻¹)

S. aureus (274 μg/mL);

E. coli (302 μg · mL⁻¹)

P. aeruginosa (259 μg · mL⁻¹)

[45]

Cyclotide

Kalata B1

Oldenlandia affinis (Roem. & Schuld.) DC.

S. aureus (0.75 μg · mL⁻¹) and

Klebsiella oxytoca (158.37 μg · mL⁻¹)

[46]

Cyclotide

Circulin A

Collinsia parvifolia Schum.

S. aureus (0.59 μg · mL⁻¹) and

Proteus vulgaris (172.04 μg · mL⁻¹)

[46]

Cyclotide

Circulin B

C. parvifolia Schum.

S. aureus (44.32 μg · mL⁻¹),

E. coli (1.35 μg · mL⁻¹),

P. aeruginosa (83.7 μg · mL⁻¹),

P. vulgaris (22.3 μg · mL⁻¹) and

K. oxytoca (26.92 μg · mL⁻¹)

[46]

Cyclotide

Cycloviolacin O2

Viola odorata

Salmonella enterica (8.75 μg · mL⁻¹)

E. coli (2.2 μg · mL⁻¹)

S. aureus (>50 μg · mL⁻¹)

[47]

α/β-Thionin

Alpha-1-purothionin

Triticum aestivum

Pseudomonas solanacearum (5 μg · mL⁻¹)

Xanthomonas phaseoli (27 μg · mL⁻¹)

Xanthomonas campestres (56 μg · mL⁻¹)

Erwinia amylovora (540 μg · mL⁻¹)

Corynebacterium flaccumfaciens (110 μg · mL⁻¹)

Clavibacter michiganense (450 μg · mL⁻¹)

Corynebacterium poinsettiae (56 μg · mL⁻¹)

Corynebacterium sepedonicun (1 μg · mL⁻¹)

[48]

α/β-Thionin

PR-13 thionins

Nicotiana attenuate

Pseudomonas syringae pv. Tomato (0.25 μg · mL⁻¹)

[49]

Snakin

Snakin-1

S. tuberosum

Listeria monocytogenes (10 μg · mL⁻¹)

[50]

Snakin

StSN1

S. tuberosum cv Jaerla

C. michiganensis (4 μM)

R. solanacearum (rfa ^-) (15 μM)

EC₅₀ – Effective concentration for 50% inhibition

[44, 51]

Snakin

StSN2

S. tuberosum cv Jaerla

Clavibacter michiganensis (1 μM)

R. solanacearum (rfa ^-) (30 μM)

Rhizobium meliloti (8 μM)

EC₅₀ – Effective concentration for 50% inhibition

[44, 51]

LTP

LTP-s1 LTP-s2

Spinacia oleracea

C. michiganensis subsp. Sepedonicus (100 μg · mL⁻¹)

[51]