Peptide Database

Peptide NameOpistoporin 2

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length42 amino acids

Chemical FormulaC215H344N58O59

DescriptionStandard

        VWDWLKKTAKNVWNSDIVKQLKGKAINAAKNYVAEKIGATPS
    

Molecular Weight4685.38 Da

Isoelectric Point (pI)9.90

Net Charge (pH 7.0)4.73

Net Charge (pH 7.4) 4.50

Charge Density (pH 7.0) 0.1126

GRAVY Index-0.47

Hydrophobic Moment 0.64

Boman Index-0.02

Instability Index11.02

Aliphatic Index 88.33

Aromaticity 0.0952

Extinction Coeff. Reduced 17990.00

Extinction Coeff. Oxidized 17990.00

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

Amino Acid Composition

TPSA 1931.66

LogP -16.50

H-bond Donors 66.0

H-bond Acceptors 64.0

Rotatable Bonds 158.0

Heavy Atoms 332.0

Ring Count 8.0

Amide Bonds 46.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0237674 VERIFIED: YES

Provenance & Taxonomy

OrganismHeterometrus spinifer [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Anti-Gram-negative

TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)