Peptide Database

Peptide NameHemoglobin alpha chain [001-031]

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC141H223N41O44

DescriptionStandard

        VLSPADKTNVKAAWGKVGAHAGEYGAEALER
    

Molecular Weight3196.53 Da

Isoelectric Point (pI)6.74

Net Charge (pH 7.0)-0.17

Net Charge (pH 7.4) -0.45

Charge Density (pH 7.0) -0.0056

GRAVY Index-0.35

Hydrophobic Moment 0.53

Boman Index0.04

Instability Index-6.14

Aliphatic Index 75.81

Aromaticity 0.0645

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

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

Amino Acid Composition

TPSA 1364.94

LogP -14.22

H-bond Donors 47.0

H-bond Acceptors 45.0

Rotatable Bonds 104.0

Heavy Atoms 226.0

Ring Count 5.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0146918 VERIFIED: NO

Provenance & Taxonomy

OrganismHomo sapiens [Animal]

Tax ID9606

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial

TargetEscherichia coli