Peptide Database

Peptide NamePalustrin-2ISb precursor protein

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Antimicrobial ▸ Antifungal

Standard StatusStandard

Sequence Length35 amino acids

Chemical FormulaC172H289N47O47S2

DescriptionStandard

        LWNSIKIAGKKLFVNVLDKIRCKVAGGCKTSPDVE
    

Molecular Weight3831.55 Da

Isoelectric Point (pI)9.51

Net Charge (pH 7.0)3.74

Net Charge (pH 7.4) 3.50

Charge Density (pH 7.0) 0.1070

GRAVY Index0.05

Hydrophobic Moment 0.65

Boman Index0.03

Instability Index16.95

Aliphatic Index 105.71

Aromaticity 0.0571

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5625.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1536.51

LogP -12.98

H-bond Donors 55.0

H-bond Acceptors 53.0

Rotatable Bonds 132.0

Heavy Atoms 268.0

Ring Count 4.0

Amide Bonds 36.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0121594 VERIFIED: YES

Provenance & Taxonomy

OrganismOdorrana ishikawae [Animal]

FamilyPalustrin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Antifungal Anti-Gram-positive Anti-Gram-negative

TargetEscherichia coli

Activity6.3 μM

MethodMIC

RECORD: Rec_0222044 VERIFIED: NO

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide; DSSP H 48.6%, E 0.0%, T 17.1%, C 34.3% [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Antibacterial Antimicrobial Antifungal

RECORD: Rec_0276594 VERIFIED: YES

Provenance & Taxonomy

OrganismOdorrana ishikawae [Animal]

FamilyPalustrin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Antifungal Anti-Gram-positive Anti-Gram-negative

TargetMRSA

Activity100 μM

MethodMIC

RECORD: Rec_0405389 VERIFIED: YES

Provenance & Taxonomy

OrganismOdorrana ishikawae [Animal]

FamilyPalustrin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Antifungal Anti-Gram-positive Anti-Gram-negative

TargetStaphylococcus aureus

Activity6.3 μM

MethodMIC