Peptide Database

Peptide NameHemoglobin alpha chain [110-128]

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC94H140N24O26

DescriptionStandard

        AAHLPAEFTPAVHASLDKF
    

Molecular Weight2022.26 Da

Isoelectric Point (pI)6.00

Net Charge (pH 7.0)-1.03

Net Charge (pH 7.4) -1.32

Charge Density (pH 7.0) -0.0540

GRAVY Index0.23

Hydrophobic Moment 0.33

Boman Index0.25

Instability Index30.95

Aliphatic Index 82.63

Aromaticity 0.1053

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 767.98

LogP -5.76

H-bond Donors 25.0

H-bond Acceptors 27.0

Rotatable Bonds 59.0

Heavy Atoms 144.0

Ring Count 6.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0184797 VERIFIED: NO

Provenance & Taxonomy

OrganismHomo sapiens [Animal]

Tax ID9606

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide