Peptide Database

Peptide NameCasein alpha-s1 [057-059]

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length3 amino acids

Chemical FormulaC17H33N5O5

DescriptionStandard

IKQ

Molecular Weight387.47 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.2530

GRAVY Index-0.97

Hydrophobic Moment 0.90

Boman Index-0.32

Instability Index57.17

Aliphatic Index 130.00

Aromaticity 0.0000

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 190.63

LogP -1.19

H-bond Donors 6.0

H-bond Acceptors 6.0

Rotatable Bonds 14.0

Heavy Atoms 27.0

Ring Count 0.0

Amide Bonds 3.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0212852 VERIFIED: YES

Provenance & Taxonomy

OrganismBos raurus [Animal]

FamilyCasein-derived peptide

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory ACE inhibitory

TargetAngiotensin-I converting enzyme

Activity85.11 μM

MethodIC50

RECORD: Rec_0342202 VERIFIED: YES