Peptide Database

Peptide NameCasein alpha-s2 [025-041]

Function Ontology

Cardiovascular ▸ Blood pressure regulation ▸ Antihypertensive

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length17 amino acids

Chemical FormulaC79H130N22O26S3

DescriptionStandard

        NMAINPSKENLCSTFCK
    

Molecular Weight1900.20 Da

Isoelectric Point (pI)8.05

Net Charge (pH 7.0)0.74

Net Charge (pH 7.4) 0.50

Charge Density (pH 7.0) 0.0436

GRAVY Index-0.35

Hydrophobic Moment 0.29

Boman Index-0.05

Instability Index33.56

Aliphatic Index 51.76

Aromaticity 0.0588

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 125.00

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

Amino Acid Composition

TPSA 799.43

LogP -10.26

H-bond Donors 28.0

H-bond Acceptors 30.0

Rotatable Bonds 63.0

Heavy Atoms 130.0

Ring Count 2.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0049456 VERIFIED: YES

Provenance & Taxonomy

OrganismBos taurus [Animal]

FamilyCasein-derived peptide

Tax ID9913

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-I converting enzyme

Activity129.07 μM

MethodIC50

RECORD: Rec_0112256 VERIFIED: YES

Provenance & Taxonomy

OrganismBos taurus [Animal]

Familyalpha-S2-Casein-derived