Peptide record

TPDB09599

Latarcin-3a Ltc-3a Antibacterial Anticancer Antifungal Antiparasitic Antiviral Toxicity standard
20 amino acids
Basic Information
3D PDB MODEL
Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber.
TPDB09599
Latarcin-3a Ltc-3a
Antibacterial Anticancer Antifungal Antiparasitic Antiviral Toxicity
Anti-infective peptides Cancer-related peptides Toxicity and safety peptides
AntiBP3 dbAMP DRAMP Peptipedia dbACP AFP-GFuse Antifungipept CAFPdb AI4AVP dbAMP 3.0 DRAVP 2.0 ToxinPred 3.0 DBAASP
standard
No
A 20-aa standard natural multi-activity (Antibacterial, Anticancer, Antifungal, and other sources) peptide sequence curated from AntiBP3, dbAMP, DRAMP, and other sources, with an available 3D structural model.
Sequence
SWKSMAKKLKEYMEKLKQRA
Physicochemical Analysis
C111H187N31O29S2
NDCGHIFPTV
K
2484.02
10.59
7
2
8
+5
6.92
-1.360
49.00
Mammalian: 1.9 hour Yeast: >20 hour E.coli: >10 hour
6990
281.40
4
Residue Composition
number
2
A
1
R
0
N
0
D
0
C
2
E
1
Q
0
G
0
H
0
I
2
L
6
K
2
M
0
F
0
P
2
S
0
T
1
W
1
Y
0
V
Amino Acid Distribution
A: 2 R: 1 N: 0 D: 0 C: 0 E: 2 Q: 1 G: 0 H: 0 I: 0 L: 2 K: 6 M: 2 F: 0 P: 0 S: 2 T: 0 W: 1 Y: 1 V: 0
Chemical Descriptors
20
C111H187N31O29S2
2484.02
10.59
+5
6.92
-1.360
Evidence Records 43 records
Evidence 1 Activity

Activity

MIC
Antibacterial
2.5-6 µM

Target

Escherichia coli DH1

Source & Reference

dbAMP DRAMP

Other

Source Activity Label Source Definition
Antibacterial
dbAMP classified as Antibacterial under the Anti-bacterial function class. DRAMP antibacterial activity supported by MIC records against bacterial target organisms.
Active against Gram- E. coli DH5alpha, E. coli DH1 (MIC 2.5-6 uM), P-aeruginosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P.
Evidence 2 Activity

Activity

MIC
Antibacterial
0.3-1.2 µM

Target

B. subtilis

Source & Reference

dbAMP DRAMP

Other

oli DH5alpha, E. coli DH1 (MIC 2.5-6 uM), P-aeruginosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P. pastoris, S. cerevisiae (MIC 20 uM). The same peptide called La47 is also foun
Evidence 3 Activity

Activity

MIC
Antibacterial
20 µM

Target

S. cerevisiae

Source & Reference

dbAMP DRAMP

Other

nosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P. pastoris, S. cerevisiae (MIC 20 uM). The same peptide called La47 is also found by Garcia F et al. (2013) J Antibiotic 66: 3-
Evidence 4 Activity

Activity

MIC
Antibacterial
100 µg/mL

Target

Escherichia coli

Source & Reference

dbAMP DRAMP

Other

013) J Antibiotic 66: 3-10. These authors found that the peptide is poorly active against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4
Evidence 5 Activity

Activity

MIC
Antibacterial
84 µg/mL

Target

Staphylococcus aureus

Source & Reference

dbAMP DRAMP

Other

These authors found that the peptide is poorly active against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (
Evidence 6 Activity

Activity

MIC
Antibacterial
4 µg/mL

Target

A. baumannii ATCC 003321216

Source & Reference

dbAMP DRAMP

Other

ve against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aerugino
Evidence 7 Activity

Activity

MIC
Antibacterial
>128 µg/mL

Target

E.coli ATCC 25922

Source & Reference

dbAMP DRAMP

Other

reus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml),
Evidence 8 Activity

Activity

MIC
Antibacterial
>128 µg/mL

Target

K.pneumoniae ATCC 13883

Source & Reference

dbAMP DRAMP

Other

inst Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml), Gram+ P.acnes ATCC 51277 (MIC >128 ug/ml)
Evidence 9 Activity

Activity

MIC
Antibacterial
>128 µg/mL

Target

P.acnes ATCC 51277

Source & Reference

dbAMP DRAMP

Other

eumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml), Gram+ P.acnes ATCC 51277 (MIC >128 ug/ml) and S.aureus ATCC 7133623 (MIC > 128 ug/ml). It also inhibits biofilm formation against A
Evidence 10 Activity

Activity

MIC
Antifungal
2.5-6 µM

Target

Escherichia coli DH1

Source & Reference

dbAMP DRAMP CAFPdb Antifungipept

Other

Source Activity Label Source Definition
Antifungal
dbAMP classified under the Anti-fungal function class. DRAMP antifungal activity supported by activity records against fungal target organisms.
Active against Gram- E. coli DH5alpha, E. coli DH1 (MIC 2.5-6 uM), P-aeruginosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P.
Evidence 11 Activity

Activity

MIC
Antifungal
0.3-1.2 µM

Target

B. subtilis

Source & Reference

dbAMP DRAMP CAFPdb Antifungipept

Other

oli DH5alpha, E. coli DH1 (MIC 2.5-6 uM), P-aeruginosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P. pastoris, S. cerevisiae (MIC 20 uM). The same peptide called La47 is also foun
Evidence 12 Activity

Activity

MIC
Antifungal
20 µM

Target

S. cerevisiae

Source & Reference

dbAMP DRAMP CAFPdb Antifungipept

Other

nosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P. pastoris, S. cerevisiae (MIC 20 uM). The same peptide called La47 is also found by Garcia F et al. (2013) J Antibiotic 66: 3-
Evidence 13 Activity

Activity

MIC
Antifungal
100 µg/mL

Target

Escherichia coli

Source & Reference

dbAMP DRAMP CAFPdb Antifungipept

Other

013) J Antibiotic 66: 3-10. These authors found that the peptide is poorly active against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4
Evidence 14 Activity

Activity

MIC
Antifungal
84 µg/mL

Target

Staphylococcus aureus

Source & Reference

dbAMP DRAMP CAFPdb Antifungipept

Other

These authors found that the peptide is poorly active against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (
Evidence 15 Activity

Activity

MIC
Antifungal
4 µg/mL

Target

A. baumannii ATCC 003321216

Source & Reference

dbAMP DRAMP CAFPdb Antifungipept

Other

ve against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aerugino
Evidence 16 Activity

Activity

MIC
Antifungal
>128 µg/mL

Target

E.coli ATCC 25922

Source & Reference

dbAMP DRAMP CAFPdb Antifungipept

Other

reus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml),
Evidence 17 Activity

Activity

MIC
Antifungal
>128 µg/mL

Target

K.pneumoniae ATCC 13883

Source & Reference

dbAMP DRAMP CAFPdb Antifungipept

Other

inst Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml), Gram+ P.acnes ATCC 51277 (MIC >128 ug/ml)
Evidence 18 Activity

Activity

MIC
Antifungal
>128 µg/mL

Target

P.acnes ATCC 51277

Source & Reference

dbAMP DRAMP CAFPdb Antifungipept

Other

eumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml), Gram+ P.acnes ATCC 51277 (MIC >128 ug/ml) and S.aureus ATCC 7133623 (MIC > 128 ug/ml). It also inhibits biofilm formation against A
Evidence 19 Activity

Activity

MIC
Antiparasitic
2.5-6 µM

Target

Escherichia coli DH1

Source & Reference

dbAMP 3.0 DRAMP

Other

Source Activity Label Source Definition
Antiparasitic
DRAMP antiparasitic activity supported by activity records against parasitic targets. dbAMP 3.0 classified under the Anti-parasitic function class.
Active against Gram- E. coli DH5alpha, E. coli DH1 (MIC 2.5-6 uM), P-aeruginosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P.
Evidence 20 Activity

Activity

MIC
Antiparasitic
0.3-1.2 µM

Target

B. subtilis

Source & Reference

dbAMP 3.0 DRAMP

Other

oli DH5alpha, E. coli DH1 (MIC 2.5-6 uM), P-aeruginosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P. pastoris, S. cerevisiae (MIC 20 uM). The same peptide called La47 is also foun
Evidence 21 Activity

Activity

MIC
Antiparasitic
20 µM

Target

S. cerevisiae

Source & Reference

dbAMP 3.0 DRAMP

Other

nosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P. pastoris, S. cerevisiae (MIC 20 uM). The same peptide called La47 is also found by Garcia F et al. (2013) J Antibiotic 66: 3-
Evidence 22 Activity

Activity

MIC
Antiparasitic
100 µg/mL

Target

Escherichia coli

Source & Reference

dbAMP 3.0 DRAMP

Other

013) J Antibiotic 66: 3-10. These authors found that the peptide is poorly active against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4
Evidence 23 Activity

Activity

MIC
Antiparasitic
84 µg/mL

Target

Staphylococcus aureus

Source & Reference

dbAMP 3.0 DRAMP

Other

These authors found that the peptide is poorly active against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (
Evidence 24 Activity

Activity

MIC
Antiparasitic
4 µg/mL

Target

A. baumannii ATCC 003321216

Source & Reference

dbAMP 3.0 DRAMP

Other

ve against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aerugino
Evidence 25 Activity

Activity

MIC
Antiparasitic
>128 µg/mL

Target

E.coli ATCC 25922

Source & Reference

dbAMP 3.0 DRAMP

Other

reus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml),
Evidence 26 Activity

Activity

MIC
Antiparasitic
>128 µg/mL

Target

K.pneumoniae ATCC 13883

Source & Reference

dbAMP 3.0 DRAMP

Other

inst Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml), Gram+ P.acnes ATCC 51277 (MIC >128 ug/ml)
Evidence 27 Activity

Activity

MIC
Antiparasitic
>128 µg/mL

Target

P.acnes ATCC 51277

Source & Reference

dbAMP 3.0 DRAMP

Other

eumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml), Gram+ P.acnes ATCC 51277 (MIC >128 ug/ml) and S.aureus ATCC 7133623 (MIC > 128 ug/ml). It also inhibits biofilm formation against A
Evidence 28 Activity

Activity

MIC
Antiviral
2.5-6 µM

Target

Escherichia coli DH1

Source & Reference

dbAMP 3.0 DRAMP DRAVP 2.0

Other

Source Activity Label Source Definition
Antiviral
DRAMP antiviral activity supported by activity records against viral targets. dbAMP 3.0 classified under the Anti-viral function class.
Active against Gram- E. coli DH5alpha, E. coli DH1 (MIC 2.5-6 uM), P-aeruginosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P.
Evidence 29 Activity

Activity

MIC
Antiviral
0.3-1.2 µM

Target

B. subtilis

Source & Reference

dbAMP 3.0 DRAMP DRAVP 2.0

Other

oli DH5alpha, E. coli DH1 (MIC 2.5-6 uM), P-aeruginosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P. pastoris, S. cerevisiae (MIC 20 uM). The same peptide called La47 is also foun
Evidence 30 Activity

Activity

MIC
Antiviral
20 µM

Target

S. cerevisiae

Source & Reference

dbAMP 3.0 DRAMP DRAVP 2.0

Other

nosa (MIC>40 uM), Gram+ A. globiformis, B. subtilis (MIC 0.3-1.2 uM), yeasts P. pastoris, S. cerevisiae (MIC 20 uM). The same peptide called La47 is also found by Garcia F et al. (2013) J Antibiotic 66: 3-
Evidence 31 Activity

Activity

MIC
Antiviral
100 µg/mL

Target

Escherichia coli

Source & Reference

dbAMP 3.0 DRAMP DRAVP 2.0

Other

013) J Antibiotic 66: 3-10. These authors found that the peptide is poorly active against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4
Evidence 32 Activity

Activity

MIC
Antiviral
84 µg/mL

Target

Staphylococcus aureus

Source & Reference

dbAMP 3.0 DRAMP DRAVP 2.0

Other

These authors found that the peptide is poorly active against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (
Evidence 33 Activity

Activity

MIC
Antiviral
4 µg/mL

Target

A. baumannii ATCC 003321216

Source & Reference

dbAMP 3.0 DRAMP DRAVP 2.0

Other

ve against E. coli (MIC 100 ug/ml) or S. aureus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aerugino
Evidence 34 Activity

Activity

MIC
Antiviral
>128 µg/mL

Target

E.coli ATCC 25922

Source & Reference

dbAMP 3.0 DRAMP DRAVP 2.0

Other

reus (MIC 84 ug/ml). Also Active against Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml),
Evidence 35 Activity

Activity

MIC
Antiviral
>128 µg/mL

Target

K.pneumoniae ATCC 13883

Source & Reference

dbAMP 3.0 DRAMP DRAVP 2.0

Other

inst Gram- A. baumannii ATCC 003321216 (MIC 4 ug/ml), E.coli ATCC 25922 (MIC >128 ug/ml), K.pneumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml), Gram+ P.acnes ATCC 51277 (MIC >128 ug/ml)
Evidence 36 Activity

Activity

MIC
Antiviral
>128 µg/mL

Target

P.acnes ATCC 51277

Source & Reference

dbAMP 3.0 DRAMP DRAVP 2.0

Other

eumoniae ATCC 13883 (MIC >128 ug/ml), P.aeruginosa KPC+ 003321199 (MIC >128 ug/ml), Gram+ P.acnes ATCC 51277 (MIC >128 ug/ml) and S.aureus ATCC 7133623 (MIC > 128 ug/ml). It also inhibits biofilm formation against A
Evidence 37 Activity

Activity

50% Hemolysis
Toxicity
128 µg/mL
Hemolytic Cytotoxic
50% Hemolysis | 128 | µg/mL | target cell: Mouse erythrocytes

Target

Mouse erythrocytes

Source & Reference

NA
DBAASP
First generation of multifunctional peptides derived from latarcin-3a from Lachesana tarabaevi spider toxin. | Front Microbiol | 2022
Evidence 38 Activity

Activity

20% Hemolysis
Toxicity
>120 µM
Hemolytic Cytotoxic
20% Hemolysis | >120 | µM | target cell: Rabbit erythrocytes

Target

Rabbit erythrocytes

Source & Reference

NA
DBAASP
Latarcins, antimicrobial and cytolytic peptides from the venom of the spider Lachesana tarabaevi (Zodariidae) that exemplify biomolecular diversity. | J Biol Chem | 2006
Evidence 39 Activity

Activity

Toxicity
Hemolytic Cytotoxic
- | NA | target cell: Human erythrocytes

Target

Human erythrocytes

Source & Reference

NA
DBAASP
Antimicrobial peptides from arachnid venoms and their microbicidal activity in the presence of commercial antibiotics. | J Antibiot (Tokyo) | 2013
Evidence 40 Activity

Activity

50% Cell death
Toxicity
>40.3 µM
Cytotoxic
50% Cell death | >40.3 | µM | target cell: CEM-SS cells

Target

CEM-SS cells

Source & Reference

NA
DBAASP
Identification of novel human immunodeficiency virus type 1-inhibitory peptides based on the antimicrobial peptide database. | Antimicrob Agents Chemother | 2010
Evidence 41 Activity

Activity

16% Hemolysis
Toxicity
256 µg/mL
Hemolytic Cytotoxic
16% Hemolysis | 256 | µg/mL | target cell: Human erythrocytes

Target

Human erythrocytes

Source & Reference

NA
DBAASP
Membrane Interactions of Latarcins: Antimicrobial Peptides from Spider Venom | Int J Mol Sci | 2021
Evidence 42 Activity

Activity

Toxicity
Hemolytic
Hemolytic_activity: [Ref.16735513]20% hemolytic activity at >120 µM against rabbit erythrocytes

Target

erythrocytes

Source & Reference

NA
DRAMP
J Biol Chem. 2006 Jul 28 281(30):20983-209892.
Evidence 43 Activity

Target

Cutibacterium acnes

Source & Reference

DBAASP