Peptide Database

Peptide NameTrypsin inhibitor CyPTI-IV

Function Ontology

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC130H215N39O42S7

DescriptionStandard

        RICPRILMECKADSDCLAQCICQENGFCG
    

Molecular Weight3220.79 Da

Isoelectric Point (pI)4.78

Net Charge (pH 7.0)-1.29

Net Charge (pH 7.4) -1.59

Charge Density (pH 7.0) -0.0446

GRAVY Index0.13

Hydrophobic Moment 0.60

Boman Index-0.01

Instability Index42.10

Aliphatic Index 74.14

Aromaticity 0.0345

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 375.00

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

Amino Acid Composition

TPSA 1317.85

LogP -14.68

H-bond Donors 50.0

H-bond Acceptors 48.0

Rotatable Bonds 108.0

Heavy Atoms 218.0

Ring Count 2.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0011474 VERIFIED: YES

Provenance & Taxonomy

OrganismCyclanthera pedata [Plant]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory

RECORD: Rec_0277735 VERIFIED: NO