Peptide Database

Peptide NameHemoglobin alpha chain [139-141]

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Antimicrobial ▸ Antifungal

Standard StatusStandard

Sequence Length3 amino acids

Chemical FormulaC21H35N7O5

DescriptionStandard

KYR

Molecular Weight465.55 Da

Isoelectric Point (pI)9.99

Net Charge (pH 7.0)1.76

Net Charge (pH 7.4) 1.55

Charge Density (pH 7.0) 0.5860

GRAVY Index-3.23

Hydrophobic Moment 0.47

Boman Index-1.26

Instability Index-49.70

Aliphatic Index 0.00

Aromaticity 0.3333

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 229.67

LogP -1.29

H-bond Donors 9.0

H-bond Acceptors 7.0

Rotatable Bonds 15.0

Heavy Atoms 33.0

Ring Count 1.0

Amide Bonds 2.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0286360 VERIFIED: YES

Provenance & Taxonomy

OrganismBos taurus [Animal] [Animal]; Rattus norvegicus [Animal]

Tax ID9913;10116

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive

TargetListeria innocua

Activity1 μM

MethodMIC

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