Peptide Database

Peptide NameHemoglobin alpha chain [035-056]

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length22 amino acids

Chemical FormulaC116H167N29O33

DescriptionStandard

        SFPTTKTYFPHFDLSHGSAQVK
    

Molecular Weight2495.74 Da

Isoelectric Point (pI)8.27

Net Charge (pH 7.0)0.63

Net Charge (pH 7.4) 0.32

Charge Density (pH 7.0) 0.0288

GRAVY Index-0.56

Hydrophobic Moment 0.27

Boman Index0.05

Instability Index18.50

Aliphatic Index 35.45

Aromaticity 0.1818

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 988.24

LogP -10.33

H-bond Donors 34.0

H-bond Acceptors 36.0

Rotatable Bonds 75.0

Heavy Atoms 178.0

Ring Count 8.0

Amide Bonds 22.0

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_0211000 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