Peptide Database

Peptide NameTryptase inhibitor LDTI-B

Function Ontology

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length43 amino acids

Chemical FormulaC182H310N56O58S6

DescriptionStandard

        KKVCACPKILKPVCGSDGRTYANSCIARCNGVSIKSEGSCPTG
    

Molecular Weight4403.14 Da

Isoelectric Point (pI)9.10

Net Charge (pH 7.0)4.70

Net Charge (pH 7.4) 4.40

Charge Density (pH 7.0) 0.1093

GRAVY Index-0.13

Hydrophobic Moment 0.50

Boman Index-0.04

Instability Index47.93

Aliphatic Index 63.49

Aromaticity 0.0233

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1865.00

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

Amino Acid Composition

TPSA 1835.67

LogP -25.84

H-bond Donors 70.0

H-bond Acceptors 69.0

Rotatable Bonds 145.0

Heavy Atoms 302.0

Ring Count 4.0

Amide Bonds 44.0

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_0418980 VERIFIED: NO

Provenance & Taxonomy

OrganismHirudo medicinalis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory