Table 1 Sequences and MIC (µM) of the different peptides and antimicrobials used in this work. D amino acids are indicated in lowercase.

From: Outer-membrane-acting peptides and lipid II-targeting antibiotics cooperatively kill Gram-negative pathogens

Name

Sequence

Source

Strains

E. coli LMG 15862

K. pneumoniae LMG 20218

P. aeruginosa LMG 6395

A. baumannii LMG 01041

E. aerogenes LMG 02094

L-1

GNNRPVYIPQPRPPHPRL

62

0.5

5

>64

>64

8

L-2

VDKPPYLPRPRPPRRIYNR

63

4

8

>64

16

>64

L-3

VDKGSYLPRPTPPRPIYNRN-NH2

64

3

16

32

8

>32

L-4

RLLFRKIRRLKR

65

64

>256

>128

>128

>256

L-5

RIWVIWRR-NH2

66

3

6

3

2

5

L-6

RRLFRRILRWL-NH2

67

2

4

3

2

8

L-7

GIGKHVGKALKGLKGLLKGLGEC

68

6

12

13

2

8

L-8

KRIVQRIKKWLR-NH2

69

4

64

16

16

32

L-9

-RIVQRIKKW-R-NH2

This work

256

>256

>256

>256

>256

L-10

-RIVQRIKKWL--NH2

This work

32

64

16

128

>256

L-11

-RIVQRIKKWLR-NH2

This work

12

32

16

>64

128

L-12

-KIVQRIKKWLR-NH2

This work

16

32

16

128

256

L-13

-AIVQRIKKWLR-NH2

This work

12

24

16

128

128

L-14

-RIRKRIKKWLR-NH2

This work

16

>256

16

>256

>256

L-15

-RIKRRIKKWLR-NH2

This work

24

>256

32

>256

>256

D-11

rivqrikkwlr-NH2

This work

4

32

16

8

32

D-11R

rlwkkirqvir-NH2

This work

8

32

16

64

32

Vancomycin

64

128

128

32

192

Nisin

12

48

36

6

32