Peptide Database

Peptide NameHemoglobin alpha chain [018-044]

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length27 amino acids

Chemical FormulaC138H199N33O40S

DescriptionStandard

        GAHAGEYGAEALERMFLSFPTTKTYFP
    

Molecular Weight2992.32 Da

Isoelectric Point (pI)5.50

Net Charge (pH 7.0)-1.15

Net Charge (pH 7.4) -1.41

Charge Density (pH 7.0) -0.0425

GRAVY Index-0.26

Hydrophobic Moment 0.58

Boman Index0.15

Instability Index8.53

Aliphatic Index 43.70

Aromaticity 0.1852

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 1152.22

LogP -9.45

H-bond Donors 40.0

H-bond Acceptors 41.0

Rotatable Bonds 91.0

Heavy Atoms 212.0

Ring Count 8.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0320907 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